United States
Environmental Protection
Agency
Environmental Monitoring
and Support Laboratory
P.O Box 15027
Las Vegas NV89114
EPA-600/3-78-101
December 1978
Research and Development
Ecological
Research Series

Distribution of
Phytoplankton in
Arkansas Lakes

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                  RESEARCH REPORTING SERIES

Research  reports of  the  Office of Research and Development, U.S.  Environmental
Protection Agency, have been grouped into nine series. These nine broad categories
were established to facilitate  further development and application of environmental
technology.   Elimination  of traditional grouping was  consciously planned to foster
technology transfer and a maximim interface in related fields.  Th  nine sereies are:


       1.   Environmental Health Effects Research
       2.   Environmental Protection Technology
       3.   Ecological Research
       4.   Environmental Monitoring
       5.   Socioeconomic Environmental Studies
       6    Scientific and Technical Assessment Reports (STAR)
       7.   Interagency Energy—Environment Research and Development
       8.   "Special" Reports
       9    Miscellaneous Reports
This report has been assigned to the ECOLOGICAL RESEARCH series   This series
describes research on the effects of pollution on humans,plant and animal species, and
materials. Problems are assessed for their long-and short-term influences Investiga-
tions  include formations, transport,  and pathway studies to determine the fate of
pollutants and their effects  This work provided the technical basis for setting standards
to minimize  undesirable changes in  living organisms  in the aquatic, terrestrial, and
atmospheric environments.
This document is available to the public  through the National Technical Information
Service, Springfield, Virginia  22161

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                                                EPA-600/3-78-101
                                                December 1978
      DISTRIBUTION OF PHYTOPLANKTON IN ARKANSAS LAKES


                            by
J. W. Hilgert*, F. A. Morris*, M. K. Morris*, W.  D. Taylor
       L. R. Williams, S. C. Hern, and V.  W.  Lambou

              Monitoring Operations Division
      Environmental  Monitoring and Support Laboratory
                 Las Vegas, Nevada   89114

            *Department of Biological  Sciences
            The University of Nevada, Las Vegas
                 Las Vegas, Nevada   89154
      ENVIRONMENTAL MONITORING AND SUPPORT LABORATORY
            OFFICE OF RESEARCH AND DEVELOPMENT
           U.S. ENVIRONMENTAL PROTECTION AGENCY
                 LAS VEGAS, NEVADA   89114

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                                 DISCLAIMER
     This report has been reviewed by the Environmental  Monitoring and
Support Laboratory-Las Vegas, U.S. Environmental  Protection Agency, and
approved for publication.  Mention of trade names or commercial  products does
not constitute endorsement or recommendation for use.
                                     n

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                                  FOREWORD
     Protection of the environment requires effective  regulatory  actions
which are based on sound technical and scientific information.  This
information must include the quantitative description  and  linking of
pollutant sources, transport mechanisms,  interactions, and resulting effects
on man and his environment.   Because of the complexities involved,  assessment
of specific pollutants in the environment requires a total  systems  approach
which transcends the media of air, water, and land.  The Environmental
Monitoring and Support Laboratory-Las Vegas contributes to the  formation  and
enhancement of a sound monitoring data base for exposure assessment through
programs designed to:

          •  develop and optimize systems and strategies for monitoring
             pollutants and their impact on the environment

          •  demonstrate new monitoring systems and technologies  by
             applying them to fulfill special monitoring needs  of the
             Agency's operating programs

     This report presents the species and abundance of phytoplankton in  the
16 lakes sampled by the National Eutrophication Survey in the State of
Arkansas, along with results from the calculation of several commonly used
biological indices of water quality and community structure.  These data can
be used to biologically characterize the study lakes, and as baseline data
for future investigations.  This report was written for use by Federal,
State, and local governmental agencies concerned with water quality analysis,
monitoring, and/or regulation.  Private industry and individuals similarly
involved with the biological aspects of water quality will find the document
useful.  For further information contact the Water and Land Quality Branch,
Monitoring Operations Division.
                                   e ^. Morgan^
                                  Director
               Environmental Monitoring and Support Laboratory
                                  Las Vegas
                                     111

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                                  CONTENTS
                                                                     Page
Foreword	     "Mi
Introduction 	       1
Materials and Methods  	       3
     Lake and Site Selection	       3
     Sample Preparation  	       3
     Examination 	       4
     Quality Control  	       5
Results	       6
     Nygaard's Trophic State Indices 	       6
     Palmer's Organic Pollution Indices  	       6
     Species Diversity and Abundance Indices 	       8
     Species Occurrence and Abundance  	      10
Literature Cited 	      11
Appendix A.  Phytoplankton Species List for the State
             of Arkansas	      12
Appendix B.  Summary of Phytoplankton Data 	      16

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                                 INTRODUCTION
     The collection and analysis of phytoplankton data were included in the
National Eutrophication Survey in an effort to determine relationships
between algal characteristics and trophic status of individual lakes.
     During spring, summer, and fall of 1974, the Survey sampled 179 lakes in
10 States.  Over 700 algal species and varieties were identified and
enumerated from the 573 water samples examined.
     This report presents the species and abundance of phytoplankton in the
16 lakes sampled in the State of Arkansas (Table 1).  The Nygaard's Trophic
State  (Nygaard ".949), Palmer's Organic Pollution (Palmer 1969), and species
diversity and abundance indices are also included.
          TABLE 1.  LAKES SAMPLED IN THE STATE OF ARKANSAS
STORET
LAKE NAME
COUNTY
0501
0502
0503
0504

0505
0506
0507
0508
0509
0510
0511
Beaver Lake
Blackfish Lake
Blue Mountain Lake
Bull Shoals Lake

Lake Catherine
Lake Chicot
DeGray Lake
Lake Erling
Grand Lake
Lake Hamilton
Millwood Lake
Benton, Carroll, Washington
Crittenden, St. Francis
Logan, Yell
Baxter, Boone, Marion
(Taney, Ozark in MO)
Garland, Hot Spring
Chicot
Clark, Hot Spring
Lafayette
Chicot
Garland
Hempstead, Howard,  Little River,
Sevier
(Continued)

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        TABLE 1.  LAKES SAMPLED IN THE STATE OF ARKANSAS (Continued)
STORET
LAKE NAME
 COUNTY
0512
0513
0514
0515
0516
Nimrod Lake
Norfolk Lake
Lake Ouachita
Table Rock Lake
Greer's Ferry Lake
Perry, Yell
Baxter, Fulton (Ozark in MO)
Garland, Montgomery
Boone, Carroll (Barry, Taney in MO)
Van Buren, Cleburne

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                            MATERIALS AND METHODS
LAKE AND SITE SELECTION
     Lakes and reservoirs included in the Survey were  selected  through
discussions with State water pollution agency personnel  and  U.S.
Environmental  Protection Agency Regional  Offices (U.S.  Environmental
Protection Agency 1975).  Screening and selection strongly emphasized lakes
with actual or potential accelerated eutrophication problems.   As  a  result,
the selection was limited to lakes:

     (1) impacted by one or more municipal  sewage treatment  plant  outfalls
         either directly into the lake or by discharge to an inlet tributary
         within approximately 40 kilometers of the lake;

     (2) 40 hectares or larger in size; and

     (3) with a mean hydraulic retention time of at least 30 days.

Specific selection criteria were waived for some lakes of particular State
interest.

     Sampling sites for a lake were selected based on  available information
on lake morphometry, potential major sources of nutrient input, and  on-site
judgment of the field 1imnologist (U.S. Environmental  Protection Agency
1975).  Primary sampling sites were chosen to reflect  the deepest portion of
each major basin in a test lake.  Where many basins were present,  selection
was guided by nutrient source information on hand.  At each  sampling site, a
depth-integrated phytoplankton sample was taken.  Depth-integrated samples
were uniform mixtures of water from the surface to a depth of 15 feet
(4.6 meters) or from the surface to the lower limit of the photic zone
representing 1 percent of the incident light, whichever was  greater.  If the
depth at the sampling site was less than 15 feet (4.6  meters),  the sample was
taken from just off the bottom to the surface.  Normally, a  lake was sampled
three times in 1 year, providing information on spring, summer, and  fall
conditions.


SAMPLE PREPARATION

     To preserve the sample 4 milliliters (ml) of Acid-Lugol's  solution
(Prescott 1970) were added to each 130-ml sample from  each site at the  time
of collection.  The samples were shipped to the Environmental  Monitoring and
Support Laboratory, Las Vegas, Nevada, where equal volumes from each site

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were mixed to form two 130-ml composite samples for a given lake.   One
composite sample was put into storage and the other was used for the
examination.

     Prior to examination, the composite samples were concentrated by the
settling method.  Solids were allowed to settle for at least 24 hours prior
to siphoning off the supernate.  The volume of the removed supernate and the
volume of the remaining concentrate were measured and concentrations
determined.  A small (8-ml) library subsample of the concentrate was then
taken.  The remaining concentrate was gently agitated to resuspend the
plankton and poured into a capped, graduated test tube.  If a preliminary
examination of a sample indicated the need for a more concentrated sample,
the contents of the test tube were further concentrated by repeating the
settling method.  Final concentrations varied from 15 to 40 times  the
original.

     Permanent slides were prepared from concentrated samples after analysis
was complete.  A ring of clear Karo* corn syrup with phenol (a few crystals
of phenol were added to each 100 ml of syrup) was placed on a glass slide.   A
drop of superconcentate from the bottom of the test tube was placed in the
ring.  This solution was thoroughly mixed and topped with a coverglass.
After the syrup at the edges of the coverglass had hardened, the excess was
scraped away and the mount was sealed with clear fingernail polish.
Permanent diatom slides were prepared by drying sample material on a
coverglass, heating in a muffle furnace at 400° C for 45 minutes,  and
mounting in Hyrax®.  Finally, the mounts were sealed with clear fingernail
polish.

     Backup samples, library samples, permanent sample slides, and
Hyrax^mounted diatom slides are being stored and maintained at the
Environmental Monitoring and Support Laboratory-Las Vegas.


EXAMINATION

     The phytoplankton samples were examined with the aid of binocular
compound microscopes.  A preliminary examination was performed to precisely
identify and list all forms encountered.  The length of this examination
varied depending on the complexity of the sample.  An attempt was made to
find and identify all of the forms present in each sample.  Often forms were
observed which could not be identified to species or to genus.  Abbreviated
descriptions were used to keep a record of these forms (e.g., lunate cell,
blue-green filament, Naviculattl).  Diatom slides were examined using a
standard light microscope.  If greater resolution was essential to accurately
identify the diatoms, a phase-contrast microscope was used.

     After the species list was compiled, phytoplankton were enumerated using
a Neubauer Counting Chamber with a 40X objective lens and a 10X ocular lens.
All forms within each field were counted.  The count was continued until a
minimum of 100 fields had been viewed, or until the dominant form had been
observed a minimum of 100 times.
•Registered trademark

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QUALITY CONTROL


     Project phycologists performed internal  quality control  intercompsrisons
regularly on 7 percent of the species identifications and counts.  Although
an individual had primary responsibility ^or analyzing a sample, tnxonomic
problems were discussed among the phycologists.

     Additional quality control  checks were performed on the Survey samples
by Dr. G. W. Prescott of the University of Montana at the rate of 5 percent.
Quality control checks were made on 75 percent of these samples to verify
species identifications while checks were made on the remaining ?.5 percent  of
the samples to verify genus counts.  Presently, the agreement between quality
control checks for species identification and genus enumerations is
satisfactory.

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                                   RESULTS
     A phytoplankton species list for the  State  is  presented  in  Appendix  A.
Appendix B summarizes all  of the phytoplankton data collected  from  the  State
by the Survey.  The latter is organized  by lake,  and includes  an alphabetical
phytoplankton species list with concentrations for  individual  species given
by sampling date.   Results from the application  of  several  indices  are
presented (Nygaard's Trophic State, Palmer's  Organic Pollution,  and species
diversity and abundance).   Each lake has been assigned  a  four-digit STORET
number.   STORET (STOrage  and RETrieval) is the  U.S. Environmental  Protection
Agency's computer  system which processes and  maintains  water  quality data.
The first two digits of the STORET number  identify  the  State;  the last  two
digits identify the lake.


NYGAARD'S TROPHIC  STATE INDICES

     Five indices  devised  by Nygaard (1949) were proposed under  the
assumption that certain algal groups are indicative of  levels  of nutrient
enrichment. These  indices  were calculated  in  order  to aid in  determining  the
surveyed lakes'  trophic status.  As a general rule, Cyanophyta,  Euglenophyta,
centric diatoms, and members of the Chlorococcales  are  found  in  waters  that
are eutrophic (rich in nutrients), while desmids and many pennate diatoms
generally cannot tolerate high nutrient  levels and  so are found  in
oligotrophic waters (poor in nutrients).

     In applying the indices to the Survey data, the number of taxa in  each
major group was determined from the species list for each sample.  The  ratios
of these groups give numerical values which can  be  used as a  biological  index
of water richness.  The five indices and the  ranges of  values established for
Danish lakes by Nygaard for each trophic state are  presented  in  Table  2.   The
appropriate symbol, (E) eutrophic and (0)  oligotrophic, follows  each
calculated value in the tables in Appendix B. A question mark (?)  following
a calculated value in these tables was entered when that value was  within the
range of both classifications.


PALMER'S ORGANIC POLLUTION INDICES

     Palmer (1969) analyzed reports from 165  authors and developed  algal
pollution indices  for use in rating water  samples with  high organic
pollution.  Two lists of organic-pollution-tolerant forms were prepared,  one
containing 20 genera, the other, 20 species (Tables 3 and 4).   Each form  was
assigned a pollution index number ranging  from  1 for moderately tolerant

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  TABLE 2.   NYGAARD'S TROPHIC STATE INDICES ADAPTED FROM HUTCHINSON (1967)
Index
Calculation
01 igotrophic	Eutrophic
Myxophycean
Chlorophycean
Diatom
Euglenophyte
Compound
Myxophyceae
Desmideae
Chlorococcales
Desmideae
Centric Diatoms
Pennate Diatoms
Euglenophyta
Myxophyceae + Chlorococcales
Myxophyceae + Chlorococcales +
0.0-0.4
0.0-0.7
0.0-0.3
0.0-0.2
0.0-1.0
0.1-3.0
0.2-9.0
0.0-1.75
0.0-1.0
1.2-25
                Centric Diatoms + Euglenophyta
                        Desmideae
TABLE 3.  ALGAL GENUS POLLUTION INDEX
          (Palmer 1969)
                     TABLE 4.  ALGAL SPECIES POLLUTION
                               INDEX (Palmer 1969)
Genus
Anacystis
Ankistrodesmus
Chlamydomonas
Chi orel la
Closterium
Cyclotella
Euglena
Gomphonema
Lepocinclis
Melosira
Micractinium
Navicula
Nitzschia
Oscillatoria
Pandorina
Phacus
Phormidium
Scenedesmus
Stigeoclonium
Synedra
Pollution
Index
1
2
4
3
1
1
5
1
1
1
1
3
3
5
1
2
1
4
2
2
Species
Ankistrodesmus falcatus
Arthrospira jenneri
Chlorella vuljjaris
Cyclotella meneghiniana
Euglena gracilis
Euglena viridis
Gomphonema parvul urn
Melosira varians
Navicula cryptocephala
Nitzschia acicularis
Nitzschia palea
Oscillatoria chlorina
Oscillatoria limosa
Oscillatoria princeps
Oscillatoria putrida
Oscillatoria tenuis
Pandorina morum
Scenedesmus quadricauda
Stigeoclonium tenue
Synedra ulna
Pollution
Index
3
2
2
2
1
6
1
2
1
1
5
2
4
1
1
4
3
4
3
3

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forms to 6 for extremely tolerant forms.   Palmer based  the  index  numbers  on
occurrence records and/or where emphasized by the authors as  being  especially
tolerant of organic pollution.

     In analyzing a water sample, any of  the 20 genera  or species of  algae
present in concentrations of 50 per milliliter or more  are  recorded.   The
pollution index numbers of the algae present are totaled, providing a genus
score and a species score.  Palmer determined that a  score  of 20  or more  for
either index can be taken as evidence of  high organic pollution,  while a
score of 15 to 19 is taken as probable evidence of high organic  pollution.
Lower figures suggest that the organic pollution of the sample is not high,
that the sample is not representative, or that some substance or  factor
interfering with algal persistence is present and active.


SPECIES DIVERSITY AND ABUNDANCE INDICES

     "Information content" of biological  samples is being used commonly by
biologists as a measure of diversity.  Diversity in this connection means the
degree of uncertainty attached to the specific identity of  any randomly
selected individual.  The greater the number of taxa  and the  more equal their
proportions, the greater the uncertainty, and hence,  the diversity  (Pielou
1966).  There are several  methods of measuring diversity, e.g.,  the formulas
given by Brillouin (1962)  and Shannon and Weaver (1963). The method  which  is
appropriate depends on the type of biological sample  on hand.

     Pielou (1966) classifies the types of biological samples and gives the
measure of diversity appropriate for each type.  The  Survey phytoplankton
samples are what she classifies as larger samples (collections in Pielou's
terminology) from which random subsamples can be drawn. According  to Pielou,
the average diversity per individual (H)  for these types of samples can be
estimated from the Shannon-Wiener formula (Shannon and  Weaver 1963):

                                S
                         H  =  -Y?. log
                                         x

                               1=1


where P is the proportion of the ith taxon in the sample,  which is calculated
from n-j/N; n-j is the number of individuals per milliliter  of the ith
taxon; N is the total  number of individuals per ml;  and S  is the total  number
of taxa.  However, Basharin (1959) and Pielou (1966) have  pointed out that H
calculated from the subsample is a biased estimator  of the sample H, and if
this bias is to be accounted for, we must know the total  number of taxa
present in the sample since the magnitude of this bias depends on it.

     Pielou (1966) suggests that if the number of taxa in  the subsample falls
only slightly short of the number in the larger sample, no appreciable error
will  result in considering S, estimated from the subsample, as being equal  to
the sample value.  Even though considerable effort was made to find and
identify all taxa, the Survey samples undoubtedly contain  a fair number of
rare phytoplankton taxa which were not encountered.

                                      8

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     In the Shannon-Wiener formula,  an  increase  in  the  number of taxa and/or
an increase in the evenness of the distribution  of  individuals among taxa
will increase the average diversity  per individual  from its minimal value of
zero. Sager and Hasler (1969)  found  that the  richness of taxa was of minor
importance in determination of average  diversity per  individual for
phytoplankton and they concluded that phytoplankton taxa in excess of the 10
to 15 most abundant ones have  little effect on  H.   This was verified by our
own calculations.  Our counts  are in number per  milliliter and since
logarithms to the base 2 were  used  in our calculations, H is expressed in
units of bits per individual.   When  individuals  of  a  taxon were so rare that
they were not counted, a value of 1/130 per milliliter  or 0.008 per
milliliter was used in the calculations since at least  one individual of the
taxon must have been present in the  collection.

     A Survey sample for a given lake represents a  composite of all
phytoplankton collected at different sampling sites on  the lake during a
given sampling period.  Since  the number of samples (M) making up a composite
is a function of both the complexity of the lake sampled and its size, it
should affect the richness-of-taxa component of the diversity of our
phytoplankton collections.  The maximum diversity (MaxH) (i.e., when the
individuals are distributed among the taxa as evenly  as possible) was
estimated from Iog2 S (Pielou  1966), while the  minimum  diversity  (MinH),
was estimated from the formula:
               MinH  =
- (S-1)
 N
og2
N - (S-l)
   N
given by Zand (1976).  The total  diversity (D)  was calculated from HN (Pielou
1966).  Also given in Appendix B are L (the mean number of individuals per
taxa per milliliter) and K (the number of individuals per milliliter of the
most abundant taxon in the sample).

      The evenness component of diversity (J) was estimated from H/MaxH
(Pielou 1966).  Relative evenness (RJ) was calculated from the formula:


                              D1  _   H-MinH
                              KJ  -
                                     MaxH-MinH

given by Zand (1976).  Zand suggests that RJ be used as a substitute for both
J and the redundancy expression given by Wilhm and Dorris (1968).  As pointed
out by Zand, the redundancy expression given by Wilhm and Dorris does not
properly express what it is intended to show, i.e., the position of H in the
range between MaxH and MinH.  RJ may range from 0 to 1; being 1  for the most
even samples and 0 for the least even samples.

     Zand (1976) suggests that diversity indices be expressed in units of
"sits", i.e., in logarithms to base S (where S is the total  number of taxa in
the sample) instead of in "bits", i.e., in logarithms to base 2.  Zand points
out that the diversity index in sits per individual is a normalized number
ranging from 1 for the most evenly distributed samples to 0  for  the least

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evenly distributed samples.  Also, it can be used  to compare  different
samples, independent of the number of taxa in each.   The diversity in bits
per individual should not be used in direct comparisons involving  various
samples which have different numbers of taxa.  Since MaxH equals log S,  the
expression in sits is equal to logs S» or 1.  Therefore diversity  in sits
per individual is numerically equivalent to J, the evenness component for the
Shannon-Wiener formula.
SPECIES OCCURRENCE AND ABUNDANCE

  The alphabetic phytoplankton species list  for each lake,  presented  in
Appendix B, gives the concentrations of individual  species  by sampling date.
Concentrations are in cells, colonies, or filaments  (CEL, COL,  FIL) per
milliliter.  An "X" after a species name indicates  that  the species
identified in the preliminary examination was  in such a  low concentration
that it did not appear in the count.  A blank  space  indicates that the
organism was not found in the sample collected on that date.   Column  S is
used to designate the examiner's subjective  opinion  of the  five dominant taxa
in a sample, based upon relative size and concentration  of  the  organism.  The
percent column (%C) presents, by abundance,  the percentage  composition of
each taxon.
                                     10

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                              LITERATURE CITED


Basharin, G. P.  1959.  On a statistical  estimate  for the  entrophy  of  a
     sequence of independent random variables,  pp.  333-336.   In:  Theory of
     Probability and Its Applications (translation  of "Teoriya  Veroyatnosel  1
     ee Premeneniya").  N. Artin (ed).   4.   Society for Industrial  and
     Applied Mathematics, Philadelphia.

Brillouin, L.  1962.  Science and Information Theory (2nd  ed.).   Academic
     Press, New York.  351 pp.

Hutchinson, G. E.  1967.  A Treatise on  Limnology.   II.  Introduction  to Lake
     Biology and the Limnoplankton.  John Wiley and Sons,  Inc.,  New York.
     1,115 pp.

Nygaard, G.  1949.  Hydrobiological studies of  some Danish ponds and lakes.
     II.  (K danske Vidensk. Selsk.)  Biol. Sci. 7:293.

Palmer, C. M.  1969.  A composite rating of algae tolerating organic
     pollution.  J. Phycol.  5:78-82.

Pielou, E. C.  1966.  The measurement of diversity in different types of
     biological collections.  J. Theor.  Biol.  13:131-144.

Prescott, G. W.  1970.  How to Know the  Freshwater Algae.   Uilliam C.  Brown
     Company, Dubuque.  348 pp.

Sager, P. E., and A. D. Hasler.  1969.  Species diversity in lacustrine
     phytoplankton.  I.  The components  of the index of diversity
     from Shannon's formula.  Amer. Natur.  103(929):51-59.

Shannon, C. E., and W. Weaver.  1963.  The Mathematical Theory of Commu-
     nication.  University of Illinois Press, Urbana.  117 pp.

U.S. Environmental Protection Agency.  1975.  National Eutroph1cat1on Survey
     Methods 1973-1976.  Working Paper No. 175.  Environmental  Monitoring  and
     Support Laboratory, Las Vegas, Nevada, and Corvallis Environmental
     Research Laboratory, Corvallis, Oregon.  91 pp.

Wilhm, V. L., and T. C. Dorris.  1968.  Biological  parameters for water
     quality criteria.  Bio-Science.  18:477.

Zand, S. M.  1976.  Indexes associated with information theory in water
     quality.  J. Water Pollut. Contr. Fed.  48(8)-.2026-2031.
                                     11

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                   APPENDIX A



PHYTOPLANKTON SPECIES FOR THE STATE OF ARKANSAS.
                       12

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Aohnanth.es  lanaeolata
Acln.nantln.es  lanoeolata
    v. dubia
Aohnanthes  miorooephala
Aotinastrum gracilimum
Aotinastrum hantzschii
    v. fluviatile
Anabaena planctonioa
Andbaenopsis sp.
Andbaenopsis oiroularis
Andbaenopsis e lenkinii
Anabaenopsis raaiborskii  ?
Ankistrodesmus  falaatus
Ankistrodesmus  falaatus
    V. asioularis
Ankistrodesmus  falcatus
    v. mirabi Us
Aphanizomenon flos-aquae
Aphanooapsa sp.
Aphanotheoe sp.
Arthrodesmus minor  ?
Asterionella formosa
At theya sp.
Binuolearia sp.
Caloneis lewisii
Capaptogramma cruaieula
Carter-ia klebsii
Centritractus sp.
Ceratium hirundinella
Ceratium hirundinella
    f. braehyceras
Cevatium hirundinella
    f. fureoides
Ceratium hirundinella
    f. Tobustum
Chlamydomonas globusa
Chlorogoniwn sp.
Chvooaoccus dispersus
Chrooeoeous 1i.rmeti.ous
Chroomonas  aouta
Closteriopsis sp.
Closterium  sp.
Cooconeis sp.
Coelastrum sambriaim
   V. intermedium
Coelastrum micvoporum
Coelastrum proboseideum
Coelastrum retiaulatum
Coelastrum retiaulatum
   V. polyahordon
Coelastrum sphaerioum
Coelosphaerium naegelianum
Cosmarium clepsydra
   V.  nanwn
Cruoigenia apioulata
Cruaigenia cruaifera
Cvugigenia fenestrata
Crugigenia quadrata
Crucigenia tetrapedia
Crucigenia trunaata
Cryptomonas erosa
Cryptomonas marssonii
Cryptomonas reflexa
Cyolotella aomta
Cualotella meneghiniana
CMolotella miahiganiana
Cyalotella stelligera
Cymatopleura elliptiaa
Cymatopleura solea
Cymbella minuta
Cymbella tumidula
Cymbella ventriaosa
Dactylocoaaopsis irregularis
Diatoma tenue
   v.  elongatum
Diatoma vulgare
   v.  breve
Dictyosphaerium pulahellum
Dinobryon bavaricion
Dinobryon aylindriaum
Dinobryon divergens
Dinobryon sooiale
Elakatothrix gelatinosa
Entomoneis ornata
Euastrum dentiaulatum
Eudorina elegans
Euglena aaus
Euglena graailis
Euglena limnophila
    V. lermermannii  ?
Euglena oxyuris
    v. minor
Euglena tripteris
Eunotia peotinalis
    v. minor f. impressa
Eunotia peotinalis
    v. ventriaosa
Fragilaria orotonensis
Franaeia ovalis  ?
Glenodinium gymnodinium
Glenodinium gymnodinium
    v. bisautelliforme
Glenodinium kulczynskii
Glenodinium ooulatum
                                       13

-------
 Glenodinium penardiforme
 Glenodinium quadridens
 Gloeooystis sp.
 Golenkinia radiata
    V.  brevispina
 Gomphonema graoile
 Gomphonema parvulum
 Gomphonema truncation
    v.  aapitatum
 Gonatozygon montaenium
 Gonium peatorale
 Gymnodinium albulwn
 Gymnodinium ordinatum
 Gyrosigma sp.
 Hantzschia sp.
 Kirahneriella  aontorta
 Lagerheimia ailiata
 Lagevheimia quadi-iseta
 Lagerheimia subsalsa
 Lepoainclis sp.
 Lyngbya birgei
 Lyngbya contorta
 Lyngbya hieronymusii
 Lyngbya limnetiea
 Mallomonas acaroides
 Matlomonas pseudocoronata
 Melosira di-stans
 Melosira granulata
 Melosira granulata
    v.  angustissima
 Melosira granulata
    v.  angustissima f.  spiralis
 Melosira italiaa
 Melosira varians
 Merismopedia glauoa
 Merismopedia minima
 Merismopedia punatata
 Merismopedia tenuissima
 Mesostigma viridis
 Miaractinium pusillum
 Miorooystis aeruginosa
 Miaroaystis incerta
 Mougeotia  sp.
 Navicula oapitata
 Navioula ouspidata
 Navioula salinarum
   v. intermedia
Navicula viridula
   v.  linearis
Nephroaytium sp.
Nitzschia aaicularis
Nitzschia holsatiea
Nitzsehia vermioularis
Ooaystis sp.
Ophiooytium oapitatum
Oseillatoria laaustris
Osaillatoria limnetiea
Pandorina morum
Pediastrum biradiatum
Pediastrum biradiatum
   V. longecornutum
Pediastrum boryanum
Pediastrum duplex
Pediastrum duplex
   v. reticulatum
Pediastrum simplex
Pediastrum simplex
   v. duodenarium
Pediastrum tetras
   v. tetraodon
Peridinium inconspieum
Peridinium munusculum
Peridinium quadridens
Peridinium umbonatum
Peridinium willei
Phaaus aouminatus
Phaaus oaudatus
Phaaus ahloroplastes
Phacus longiaauda
Phaaus megalopsis
Phaaus pleuroneates ?
Phaaus pseudonordstedtii
Phacus tortus
Phaaus triqueter
Phormidium muaioola
Pinnularia mesolepta
Ptevomonas aauleata
Pteromonas angulosa
Pteromonas aordiformis
Quadrigula sp.
Raphidiopsis aurvata
Rhizosolenia sp.
Rhoiaosphenia curvata
Scenedesmus abundans
Saenedesmus aouminatus
Saenedesmus arauatus
   v. platydisca
Saenedesmus armatus
   v. ?
Scenedesmus biaaudatus
Scenedesmus bijuga
Saenedesmus brevispina
                                       14

-------
Soenedesmus denticulatus
Soenedesmus dimorphus
Scenedesmus intermedius
Saenedesmus intermedius
   v. biaaudatus
Soenedesmus ovalternus
   V. graevenitsii
Soenedesmus protuberans
Saenedesmus quadricauda
Soenedesmus quadricauda
   v. quadrispina f. spinosus
Sahroederia setigeva
Saytonema sp.
Setenastnm minutum
Skeletonema potamos
Spermatozoopsis sp.
Staurastrum cuspidatum
Staurastnun tetvaaenm
Stephanodisous astraea
   V. minutula
Stephanodisaus niagavae
Stipitoaooous sp.
Suri,vel1a angusta
Sux*ipella tenera
Synedva aous
Synedra capitata
Synedi>a delieatissima
Synedpa delicatissima
   v. angustissima
Synedra rumpens
Synedra ulna
SyrniTa uvella
Tabellaria fenestrata
Tetvaedron aaudatim
Te traedron cauda turn
   v.  longispinwn
Tetraedron oons trie turn
Tetraedvon graoile
Tetvaedron li,rmeticwn
Tetraedron minimum
Tetraedron minimum
   V.  sorobioutatum
Tetraedron muticum
Tetraedr-on regulare
Tetraedron trigonum
Tetraedron trigonwn
   v.  gvaoile
Tetpastrum elegans
Tetrastvum hetevacanthum
Tetrastrum staurogeniaeforme
Traehelomonas bulla
Trachelomonas fluviatilis
Trachelomonas gibberosa
Tvaahelomonas hispida
Trachelomonas intermedia
Traahelomonas lacustris
Trachelomonas longicauda
Trachelomonas saabra
Traahelomonas soabra
   v.  oordata
Trachelomonas scabra
   V.  longioollis
Trachelomonas schauinslandii
Trachelomonas volvoaina
Treubaria setigenm
                                       15

-------
                 APPENDIX B.   SUMMARY OF  PHYTOPLANKTON  DATA


     This appendix was generated by computer.   Because  it  was  only  possible
to use upper case letters in  the printout,  all  scientific  names  are printed
in upper case and are not italicized.

     The alphabetic phytoplankton lists  include taxa  without  species names
(e.g., EUNOTIA, EUNOTIA #1, FLAGELLATE,  FLAGELLATES,  MICROCYSTIS INCERTA  ?,
CHLOROPHYTAN COCCOID CELLED COLONY).  When  species  determinations were  not
possible, symbols or descriptive phrases  were  used  to separate taxa for
enumeration purposes.  Each name on a list, however,  represents  a unique
species different from any other name on  the same list, unless otherwise
noted, for counting purposes.

     Numbers were used to separate unidentified species of the same genus.   A
generic name listed alone is  also a unique  species.  A  question  mark (?)  is
placed immediately after the  portion of  a name  which  was assigned with
uncertainty.  Numbered, questioned, or otherwise designated  taxa were
established on a lake-by-lake basis; therefore  NAVICULA #2 from  lake A  cannot
be compared to NAVICULA #2 from lake B.   Pluralized categories (e.g.,
FLAGELLATES, CENTRIC DIATOMS, SPP.) were  used  for counting purposes when  taxa
could not be properly differentiated on  the counting  chamber.
                                     16

-------
LAKE NAME!  BEAVER IAKE
                0501
                                                 NYGAA30 TROPHIC  STATE

                                          DATE    04 0^ 74  08  30 74  10 09
MVX1PHYCEAN
CHLQRQPHYCEAN
EUGLENOPHYTc
DIATOM
COMPOUND
02/1 F
0?/0 f
0.55 f
O.fn F
un E
1.50 F
6.50 c
0.30 F
0.50 F
14.5 P
5.H <=
7.00 c
0.67 F
1.40 c
27.0 c
                                                       01
                                                       02
                                           10
                                           00
                                                  04 OS 74   OR  30 74  10 0
         DIVERSITY
OAT?

   M
   S
   M
                           04
                                                        7<>   08  30 ^4  10 09  74
                          TOTAL ntVFR ST TV
          TOTAL NUMPER  PF 1 NOIV 1 OU Al
         MEAN NUMBER HF  INOI V IOU ALS/T AX A
        NUMBER /ML OF MOST ABUNDANT TAXON
 2.91
27.00
 6. 01
                                                               51 .00
 3.'0
39.00
XH
NM
n
M
I
RJ
L
K
4.5'
0.16
48P8. * )
1680.00
0.64
0. 64
73.04
475. 10
5.67
0 .22
9886.50
?9?S.OO
0.60
0.58
57.3*
549.00
5.?9
O.e7
??35. ' "»
771.00
0.50
0.54
1H.4P
1 "".00
                                           17

-------
LAKE NAME :  BEAVFS IAKF.
                                     CONTINUcr>
ACHNANTHFS
ANA8ACN*
»NK 1 STRODE SMUS
 V.  /CMCULAOIS
ASTER I ONE LLA
CFNTPfc  DIATOM
CFPATtUM HI»UNOINELIA
 F.  RPACHYCFRAS
CHL AMYIIMONAS
CHI 0«rI
 V.  lONr.ECOP-NHT'JH
PFQIASTPUM SIMPLEX
 V.  OOHDENAPIUM
PEOIASTP.UM TETOAS
 V.  TFTQJOOON
PfNNATE  DIATOM
PFP.ID1NIUM INCCN5PICUUW
            OOAn°,IOFNS
SCENEOE?«US  DENT 1C1IL ATUS
SCFNEnESMUS INTFBMtDIUS
5CFNEnES»US OUAOP |f»LIOA
1f.Hl»OfOERU SETIGE«»
STAUPASTKUH
STFPMANnOlSCUS
STFPH/INOOISCOS fl
STEPHANODISCUS ASTDAEA
  V.  MINIJTULA
SY«(6P»A  fl
SYNEOPA  •?
SYNPDPA  »J
SYNF.ORA  ULNA
SYNU"A
TFTBAF[\PO«< CONSTRKTUM
TETPAFORON MINIMUM
  V.  Sril"BICULATUN
TBACHFIOHONAS
TRACHELQMONAS BJLLA
TPACHFLOMONAS BULLA ?
               HISPIBA
TPACH"=lOMONAS SCHAIIINSI AUDI I
TBEUBA»IA  SFTIG^RUM

  TCTAL

00 M
CEL
FIL
ML
CFL
CEL
CEL
CFl
CEL
CEL
CFL
CFL
COL
COL
COL
CEL
CFL
CFl
CEl
CEL
CEL
C FI
CEL
CEL
CEL
CFL
CFL
CFl
CFl
CFl
C CL
ML
CFl
CEL
CEL
CEL
CFl
CFL
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rEL
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CEl
p II
F II
cm
cm
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COL
CEL
C CL
CEL
CFL
CFL
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COL
COL
COL
CH.
CFL
CEl
CFl
CFl
CEL
CEL
CFL
CEl
CCL
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                                                  18
                                                        1640

-------
L AK E NfcMEt  81ACKFISH
STORFT  NUMBER:  0502
                                   MYX1PHYCEAN
                                 CHLOROPHYCEAN
                                  EUGLENOPHYTc
                                                 NYGAAPO TROPHIC  STATE

                                                  03 26 74  06  04 74  10 16
01/0 E
0/0 0
5.03 F
O.U f
07/o F
02/0 F
02/0 F
2.00 P
^.S") «=
13/0 P
r»3/o F
05/0 f
1.25 F
•».T«; c
?\/Q F
                                               PALMER'S ORGANIC  POLLUTION

                                          04TC    03 2S 7*  06 04  74  10 16
                                                       38
                                                       00
                                                        19
                                                        00
                                                                            02
                                           SPPCIFS  OIVF'StTY AND  A61IN04NCE
TOTAL NUMBER
&VFRAGE DtVFR$ITY     H
              TAXA     S
       COMPOSITPD     M
        DIVERSITY  MAXH
        DIVERSITY  MINH
                      n
                      N
                      J
                     "J
                         TOTAL
                           INOIV I DUALS/ML
                                'OMPONFNT
        MEAN  NUMREP OF !N01 V Inij ALS/ T 4X A
       NUMBER /ML  OP MOST  ARUNOiNT  TAX ON
                                                  03 2S 74  06 04  ft.  \n 16 74
   7.76
  f.OO
   3.00
   4. 19
   0.^4
1344.12
 4fl7. 00
   0.67
                                                   116.30
  f.OO
   3 .00

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2650.flO
112".00
   0.57
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  66.3S
 475.00
                                                                         3A.OO
    0.
47351,
115?'..
    0.
    1,
0*
31.
00
70
ft 1
                                                              1767.00
                                                19

-------
      BLACKFISH
MJ«I6F1>:  050'
                                        CONT 1NUF1
F^H
CHlA«YOOMnNAS TEL
C ML AM YO^mtjAS GinROSA CFl
CHP1OWO*iAS 4CUTA rFL
1 'JFLCUPHAFBlim NiECELMNUM Cat
CBVPTTMONA5 rFL
COYPTPMONAS EROS* CFL
rpyprpMONAS PfcLFXA CF^
CYCLOTFLL* «FNf GHI'I I4NA rFl
OAC TVL rXOCCHPSIS CFL
FJGLFNB 11 rpL
"IJ^iLFNt *2 C^t.
EUGLCNA (3 (;F(_
El) GLEN A ** r"EL
FUGLENA #5 C*L
FUGIENA ACUS rfL
FiJGLENA SPP. CFl
FUGLENOPHf TAN CFLL CFL
pL*nFn.4TF *? rFL
FUG£LL«TF ««. jFl
FL»r,FLiATE »5 rri_
GO^PH^fJ rei
Cror-SIG"* CEL
K|OCHN=BJ£LLA CFL
L FPOC I NCL IS CEL
LYMGBYA COMTORT* c R
MFLOStPAOISTANS CEL
••FKISJP* GOANUI ATA CFL
Hfirs[°A GRANUL1T*
V. *NG US T [ SST f*A CCL
MEff (SLOPED It HINIH* COL
^FSOSTlG*** VIRtllS Cft
NAVTfULA TEL
I'.VICUV* 11 CFL
MIViriJL* «> CEL
M'VICUt» CltSPIOAT* CEL
NTTZSrHTA r*L
.,|Tj;'M[A »? CCL
NiiyscHii nii.SA7ici rr\_
S4IT7CrMlA SPB CFL
PHACUS CFGALQPSIS CFL
'H4CUS T«IOUFTFP CFL
OhriPKID'JH F II
PTrarjMONAS ANGULOS* r Ft-
OTco0MONAS CO'DIFOPMIS CFL
^rp^enfKMu5 ABUNDANS COL
SCFNFieS»US BIJIJG* COL
sr CMEnES"US OUAO«IC*UO* COL
5«FLFTONE«I* POTAMOS CCL
SPE R»A TOZ OOP SI 5 CEL
TfTpacTOU* FLFC.ANS CCL
rcTOASTOU" HETFRACANTHKH Ct>L
rpeCH'Ln'ONAS riSBFROSl CEL
T 0 4rHFLO"ONAS MISP'tl* CFL
T=«CMFLO"ON4S HISPID*
V. ? CFL
TOACHELPtONAS INTfPMEDT* CFL
T»eCMELCH5NAS LONGK»ur* CFL
T"4CHcl 1XONAS VILVnCIHA CFL
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                                                                497
                                                            20

-------
tAKF. NAME:  BLUF MOUNTAIN  LAKE
STC3FT  NUMBER:  D5D1
                                                  -JT,
                                   MYXOPHYCFAN
                                 CrlLOROPHYCFA^
                                        Dl ATOM
                                      COMPOUND
                                                                  STATF
                                                             0?/0
                                                      1 .50
                                                      1 .00
                                                      \2/0
                                                                        0.26 c
                                                                 POLLUT11N

                                          DATP    33 2* 74   36  36  74   13 Ifl 74

                                                                  00        \ 4
                                       SPEC IP<;
                                           SPECIES OIi/FPSHY  AND ABUNOANCC

                                          TATF    33 23 74   06  ~>6 74  13 IS 74
                        AVERAGE DIVERSITY
                           NUMBER IF TAXA
            NUMBER OF  SAMPLED  COMPOSITED
                        HAX1MUM niVERSITY
                        MINUMUM OIVEPSITY
                          TOTAL DIVERSITY
          TOTAL NUMBER  OF INDIVIDUALS/ML
                        CVFNESS COMPONENT
         MFAN NUMBFB OF  t NO ! VI DUAL S/ TA XA
                                      H
                                      S

                                   MAXH
                                   Mt MH
                                      n
                                      N
                                      J
                                     "J
                                      L
NOMBFR/ML
                      MOST ABUNDANT TAXON
   IS. 33
    2. 00
    4.17
    3. IS
1168*.50
 4853.00
    -». 58
    0.5R
  269.44
     . 00
   0
  17
   2
   4
   1
2217
4031
.55

.00

.35
.05
.00
 237.1?
3742.00
  45.33
   ?. 00

   3.16

3661.00

   0.50
  1'. .36
 90S. 00
                                            21

-------
LAKF NAME: RID* MOUNTAIN LAKF CONTTNi]
STO»ET KUMRFP: 050'



TAXA FORM
ANA8ACMA F IL
ANM STPOOESMUS CH
ANK I S TOHDE SMUS FALCATUS CFL
ASTER1 iNELLA FORMOSA CFL
CALONf IS LFHl SI I CFL
CARTFPIA CFL
CE°»TIUM HlauNniNELLA CFL
CFPATIIJM HIPUN1INFLLA
f. B»ACHYCERAS CFL
CFOATJUM. HIOUNOI NFL LA
F. FIJRCOIDES CFL
C ML AMYOHMONAS CFt
CHROOMPNAS ACUTA CFL
C L^STFP TUM C FL
COFLASTCUM M1C»OPOPUM CCL
CRUCK.ENIA APICULATA COL
C«tlClr,FNt A 'ETCAPEDIA COL
C R YP TOMPNA S CFL
C°YPTO«ONAS ERCSA CEL
CO YPTPMCINAS MAOSSONII CFL
DACTYlprncc/lPSI S CFL
r)ACTYLOCOCCOPS IS I" RERUL AR IS CFL
cue TYCISPHAFBI UM PULCHFLLUM COL
DTNOBRVON PAVABICUM CEL
ril'.LENA •! CEL
FUGLFNA •? CFL
FUC,LrNft 9* CFL
FL4GFLLATE ^FL
GYMNOniNIUM ALBIXU" CFL
I FPOCINCL IS CFL
MAILOMONAS ACAPdlOFS rcl
MFLOSIO* OISTINS CFL
"FI.OSIPA G'ANULATA CFL
V. ANCUSTISSIMA CEl
MICPdCYSTJS AEPOG1HOSA COL
NAVICIJLA C*L
NAVICULA CAP! TATA CFL
NITZSCHIA II CEL
TPH10CYTHJM CAP1TATUM r FL
TSCILIATOHIA FIL
PANDORINA MQRIJM COL
V. LONGECORNUT'JN COL
PECIASTBUM DUPLEX
V. RFTICULATLIM COL
PFDIASTRUM TETRAS
V. TETBAOOON COL
PCNNATF DIATOM »1 CEL
P^NNATf DIATOM «2 CEl
DMACU^ CFL
PHACUS MEGALOPSIS CFL
PHiCUS TCIOTI;S CEL
PIN^ULARIA MFSOLEPTA CFL
PTFPTCnNAS ANGULOSA CFL
sctNEnESMus ABUSOA^S COL
SCf NEOES-US BICAUnATUS COL
SCFN^DFSMiJS DENT1CULATUS COL
SCFNEOESMUS DI»ORPH(IS COL
SCENE^ESMuS INTFpMFOIUS COL
SCFNFOESMus PROTUBERANT COL
SCENE^ESMUS OUADRICAJQA COt
ST'PHANOOI SCUS ASTPAFA
V. "IN'ITOLA C^l
SYNEB°» CFl
SY«(FO"A «1 CEl
SYNFO»» ULNA CFL
TABELL»»IA FENEST»AT» CEL
TFTPAFO»Cm TRIEONU" CFL
^FTRASTRUM HFTER ACANTHUS r HL
TRACHELOMONAS C FL
TRACHELOMONAS l\ CFL
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                                        22

-------
LAKE NAMES BULL  SHOALS LAKH
STORET NUMBER:
                                                NYGAA^D TROPHIC STATP INDICES


                                         DAT?    04  05  74  06 20 74  09 05 74   10  15
                                  MYXOPHYCEAN
                                CHLQOOPHYCEAN
                                 EUGLENOPHYTE
                                       DIATOM
                                     COMPOUND
04/9 E
04/3 E
1.12 ?
0.67 E
17/0 E
4.00 F
5.00 E
0/18 ?
0/03 ?
9.00 E
2.33 E
0.67 ?
0/09 ?
0.50 E
3.31 P
06/0 <"
05/0 r
0/1! ?
1.50 <=
1'*/0 c
                                              PALMER'S  ORGANIC POLLUTION  INDICES


                                         OAT?    34 36  74  06 20 74  D9 35  74   13  15  74
                                        GENUS
                                       SPECIES
08
00
                                                        01
                                                        00
                                                                          00
                                           SPCCIES DIVERSITY AND ABUNDANCE


                                         OATE    34 36 74  06 20 T<»   r>q  }5  74   1 ~)  1.5
                       AVERAGE DIVERSITY

                          NUMBER OF  TAXA

            NUMBER OF SAMPLES COMPOS ITEO
                       MAXIMUM DIVERSITY
                 TOTAL  DIVERSITY
  TOTAL NUMBER OF I NO! VI DUALS/ML
               CVENESS  COMPONENT
                RELATIVE  FVENESS
 MEAN NUMBER Of INOIVIOUALS/TAXA
NUMBER/ML OF MOST ABUNDANT  TUXON
H
S
M
MAXH
MI NH
n
N
J
RJ
L
3.03
36. 33
"i.OO
5.17
3.23
6641.76
219?. 00
3.59
0.57
60. *)9
2.26
31 .00
8.00
4.9*
T.22
3812.62
16B7 .00
1.46
n.44
54.4?
2.2°
22.33
R.OP
4.46
3.4fr
1076.30
470.00
T.51
0.46
21 .36
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R.OO
4. 1Q
3.25
2471 . 5?
91 2. OO
0.6?
0.60
41.41
                                                  620.00
       927.00
                                                                       1 81.00
                                                23

-------
LAKF  NAME:  BULL SHOALS  LAKE
STOfFT  NUMPFI>: 050*
                                                                       06  ?0 7*
IVCHN&STHES LANCeOLATA
  V.  OUBH
AN4B»CNA
4NKISTRODESMUS FALCATUS
4<>HAN!ZOMENON FLOS-AQUHE
APHINICAPSA
APHANOTHECE
ASTFRIPNELLA  FORMOSA
CFNTPIC  OIJTQH
CERAT!U»  HIRUNOINELIA
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CHRnrjMQNAS ACUTA
CinSTCR IUM «1
CLOST^PIUM tl
COELA5TPUM RFTICULATUM
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CnSLASTRU* SPHAFR1CUM
CCnOSPHAERIUM NAEGELIANUM
cnSMiRIUM
COS»AP[U« CLEPSYDRA
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CPYPTOMONAS ER1SA
roYPTOMriNAS MAPSSOM!
COYPTOMONAS SPP.
r YI-LOTFLLA
r YMATTPLEUBA  SOLEA
01 ATOM* TENUE
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FRAGHARIA
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GLENOOINIU" KUlCZYNSKII
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-------
LAKE  NAME! BULL SHOALS  LAKE
        NUMBER I
TJX*

STEPHSNOOISCUS ASTRAEA
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                                                           25

-------
LAKE NAME: LAKE CATHERINE
       NUMBERS
                                               NYGAARD TROPHIC STATE  INDITES


                                         DAT<=   73 2f> 74  06 05  74  11  15  74
                                  MYXOPHYCEAN
                                CHLQRQPHYCF.AN
                                 EUGLENOPHYTc

                                       DIATOM
                                     COMPOUND
01/0 E
06/"> F
0/Cf ?
0.8? E
12/J E
03/0 F
)8/0 «=
0.1P ?
0.57 F
17/0 E
2.00 F
9.51 P
0.14 ?
0.33 F
13.5 F
                                             PALMER'S ORGANIC POLLUTIDN


                                         OATF   03 ?S 74  16 05 74   U 15  74
                                        GENUS
                                      SPECIES
     11
     03
03
          08
          04
                                          SPECIES DIVERSITY AND  SBUNOANCF  INtMCE*
                                         OATF
                      AVERAGE DIVERSITY
                         NUMBER IF  TAXA
           NUMBER OF S«MPLES COMPOSITED
                      MAXIMUM DIVFRSITY
                      MINUMUM DIVERSITY
                        TOTAL OIVERSITY
         TOTAL MUMRE« OF INOIVIPUALS/Ml
                      FVF.NESS COMPONENT
                       RELATIVF 6VENFSS
        MEAN NUMBER OF INDIVIDUALS/TAXA
       NUMBEK/ML 0* HOST ABUNDANT TAXON
13 26 T4  36 75 74  10  15  74
H
<;
M
MAXH
MINH
n
N
1
RJ
L
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3.01
?5. 11
4.00
4.64
0. 05
19131.56
«>356. 10
0. 65
0.65
254.24
211ft. 00
1 .69
33.01
4.00
5.04
0.09
8745.75
517S .TO
0.?4
0.33
156.82
3685.00
3.57
46.00
4.00
5.52
0.2?
9121.35
25 55. 01
0.65
0.64
55.54
487.00
                                        26

-------
LAKE NAME:  LAKE  CATHERINE
STQRfT NUMBER :  0505
TAXA

ANKISTROOESMUS
ANKISTPHOESMUS  FALCATUS
ANK ISTRODFSMUS  FALCATUS
 V. MIPABUIS
ASTER IONELLA FORMOSA
CENTR 1C OIATOH
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CO?l»STRU*  RETICULATUM
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                                    CONTINUFI
                                                    13  26 T4
                                                                     16 15
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                                                27

-------
LAKF NAME:  LAKE  CHICOT
STCRET  NUMBER: 0506
                                                NYGA43D TROPHIC  STATE  INOIfFS

                                          DATE    33 26 74   06  35  74   It  If, ^4
                                   MYXOPHYCEAN
                                CHLOROPHYCEAN
                                  EUGLENOPHYTc
                                        01 ATOM
                                     COMPOUNO
04/3 E
09 /) E
0.46 F
1 .03 F
23/0 E
5 .00 F
3.33 F
1.00 f
1.50 F
19.0 F
05/0
3«/3
0.46
1.40
?6/0
                                              PALMER'S ORGANIC  POLLUTION

                                          OAT?    03 26 74  06 05  74   10 16 74
                                         GENUS
                                       SPECIES
01
33
IB
03
Of
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                       AVERAGE DIVERSITY
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                                                 03 ?6 74  06 05  74   10 16
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2953.33
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98.33
566.00
                6743.33
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                   0.59
                22B1.00
                                       28

-------
LAKE NlKft  LA.M CHICOT
STOBET  NUMSEPJ
                            COMT INUFO
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ACTINAST9UM GP-ACILIMUM
ANA6AFNOPSIS  CIRCULAH1S
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                                                 29

-------
LAKE NAME I  LAKE  CHI COT
STQPET NUMBER: 0506
TAX*

TfTRAEOION TP.IGONU"
rET»»ST«>U» STAU*OGEN|AEFOP.i«
TPACHELONONAS
TBACMEIOKONAS SCABBA
TRACHFIOHONAS SCABS*
 V. C1HDATB
                                    CONTINUE"
                                                   01 26  T4
                                                                     06 OS 74
                                                                                      10 '.
PORN
CEL
COL
CEL
ca
CEL
1

«

ALGAL
PE« ML
X
X
X
s

tC ff'O "I
1
3.31 89
1 X
1
1 X
•!

V.

prD ui
X
X
X
                                                     285T
                                                                                        C-741
                                                30

-------
LAKE NAME: DE GRAY LAKE
STORFT NUMBER: 0507
                                  MYXQPHYCEAN
                                CHLOROPHYCEAN
                                 EUGLENOPHYTC
                                       DIATOM
                                     COMPOUND
                                               NYGAARD  TROPHIC  STATE INDICES


                                                03  25  74   06 05 74  10 16 74
03/0 F
05/0 E
0.1? ?
0.31 ?
12/0 E
3.75 E
1.00 F
0.14 ?
0.80 E
3.00 E
2 .5") P
4.50 P
0.07 ?
").43 F
8.50 r
                                             PALMER'S  ORGANIC  POLLUTION INDICES


                                         OATF   03  ?5  74   06 05 74  10 16 74
                                        GENUS
                                      SPECIES
06
03
06
00
11
04
                                          SPCCIES  DIVERSITY AND ABUNDANCE INDICES


                                                 03 21  74  06 05 74  10 16 ^4
                       AVERAGE DIVERSITY
                          NUMBER OF TAXA
           NUMRER  OF  SAMPLES COMPOSITED
                       MAXIMUM DIVERSITY MAXH
                       ^INUMUM DIVERSITY MINH
                         TOTAL DIVERSITY
         TOTAL  NUMBER OF INDIVIDUALS/ML
                       FVENESS COMPONENT
                        RELATIVE FVENESS
        MEAN  NUMBER  OF INDIVIOUALS/TAX A
       NUMBER/ML  OF  MOST ABUNDANT TAXON
H
S
*
XH
NH
0
kl
,J
RJ
I
K
3.57
26.00
6.00
4.71
0.19
5808. 39
1677.00
n. 76
0.75
62.59
2R7.00
1 .87
28.00
5 .00
4.R1
0.04
17196 .52
9196.00
0.?9
0.39
328.43
6083 .00
4.14
33.00
6.00
5.04.
0. 20
8176.50
19'5.00
O.P?
0 ,«2
59. «5
?l4.oo
                                            31

-------
LAKE NAMfi !}E GRAY LAKE
$TC>>ET NUMBER: 0507
Taxi

ACHNANTHES LANCEOLATA
ANMSTROOeSMUS F4LCATUS
ANKISTPOOESMUS <=ALCATUS
 V. HIRAfllLtS
APHANIZOMENON FLOS-AQUAE
ASTERIONELLA FORMOSA
CENTRITRACTUS
CEBATIUH HIRUMHNFLIA
CERATIUM HIRUNDINELLA
 <=. FUPCOIDES
CHLAMYOCXONAS
CMPCONONAS ACUTA
CIOSTERIUN il
CLCSTFR1UN »2
COCCONEIS
COELASTRUM MICROPORUN
CRuctGENtA TETBAPEOIA
C'YPTCIMQNAS
CBYPTCMONAS EROSA
CPYPTHHONAS REFLEXA
01 NOSH YON R»VABIC IH
ELAKATOTHRIX GELATINOSA
EUGIENA GRACILI S
FLAGELLATE »2
FRAGIIAPIA CROTONENSIS
FRANCEIA
GOLENKINIA
GOIENKI 1! A RAD! ATA
 V. BBFVISPINA
GO»PHONEMA TRUNCATUM
 V. CAPITATUM
GYMNOnlNIUH ALBUIU"
GTMNOOINIUH OROINATUM
KIRCHNERIELLA CONTORTA
LAGERHEIMIA OUAORISETA
LYNGBVA •
"SLLOMON4S
MELOSIPA
HELOSIRA OISTANS
M^LCSIBA GP-ANUIATA
MELOSTRA GPANULATA
 V. AUGUSTISSIWA
ME'ISHOPEOIA MINIMA
H1CRACTINIUM
HtCRHCYSTIS INCERTA
"OUGEPTIA
NAV1CULA fl
NAV1CULA *2
N1TISCH1A
NIT/SCHU «l
NlTISCHIA 12
NITZSCHIA ACICULAR1S
OSCILLATOR IA
PEBlnlNIUM 1NCONSPICUU*
PAPHIOIOPS1S CURVAT4
SCENEOESMUS BIJUGA
SCENEDESMUS OUAQPICAUO*
SCHPOEDERIA SET|GE°A
SFLENASTRUM MINUTUF
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ST8UHASTRUX
STAURASTRUN II
STAUBASTRUM CUSPID* TUM
STAURASTRUH TETRACFRUM
SYNEOOA ACUS
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TA8ELLABIA FENESTRATA
TETRAEORON HUTICUH
TPACHELOMONAS HISPIDA
TBACHELOMONAS LACUSTRIS
TREUBARIA SETIGERUM

  TOTAL
                                   CQNT1NUFO
                                                  0' 25 74
                                                                   06 OS
                                                                                    10 '6
FORM
CEl
CEL

CEL
FIL
CEL
CEL
CEL

CEl
CEL
CEL
CEL
CEL
CEL
COL
COL
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CEL
CEL
CEL
CEL
CF.I
CEL
CF.L
CEL
CEL

CFL

CEL
CFL
CEl
CEL
CFL
FIL
CEL
CEL
CEL
CEt

CEL
COL
COL
COL
CEL
CEL
ca
CEL
CEL
CEl
CEL
FIL
CEL
FIl
COL
COL
CEL
CEL
CEL
CEl
CEL
CEL
CEl
CEL
ca
CEL
CEl
CEL
CEl
CEL
Mf.u
WITS
S K PER ML
1 I x
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162T 9196 *?!•>
                                              32

-------
LAKE NAME: LAK? ERLING
STORET NUMBER: 0508
                                               NYGAA^O TROPHIC STATE  INDICES

                                         DATE   03 25 7*  06 03 74   10  17  74
                                  MYXOPHYCEAN
                                CHLOROPHYCEAN
                                 FUGLENOPHYT*
                                       DIATOM
                                     COMPOUND
2.00 E
5.03 E
3.43 E
0.6T E
12.3 E
2.50 E
1.50 F
0.37 E
1.50 F
7.00 E
1.00 F
4.50 F
3.36 E
0.83 F
10. 0 F
                                             PALMFR'S ORGANIC POLLUTinN

                                         OATF   03 25 74  06 03 74   10 1
                                        GENUS
                                      SPECIES
07
03
01
00
'  74

 01
 00
                                          SPECIES DIVERSITY AND  ABUNDANCE

                                         OATC   03 25 74  06 03  74   10  17  74
                       SVERAGE DIVERSITY
                          NUMBER OF TAX A
           NUMB?R OF  SAMPLES  CQMPOSITFO
                       MAXIMUM DIVERSITY MAXH
                       HINUMU* DIVERSITY
                         TOTAL DIVFRSITY
         TOTAL  NUMBER CF INDIVIDUALS/ML
                       >=VENCSS COMPONENT
                        RELATIVE EVENFSS
        MEAN  NUMBER  OF INC IVIOUALS/TAXA
       NUMBER/ML (IF  MOST ABUNDANT TAXON
H
S
VI
XH
NH
0
«J
J
PJ
L
K
2.10
23.00
3.33
4.52
0.10
637Q.50
28*55.00
0.46
0.46
125.87
1715.30
2.05
24 .00
3.33
4.58
0 .23
2394.43
1168.00
0.45
0.4?
48.67
491 .30
?.?0
^4.00
3.33
5.00
0.21
4353.80
1979.00
0.43
0.41
58.21
1134.33
                                       33

-------
L5»E  NAME: LAKE  ERI 1 NO
STr;»ET NUMBER:  )10B
                                       CONT1KUCT
TAX* PQGM
V, fLUVIlfU E CEl
AI^5B*! C TYDSPHAER I UM PULCHELLUW COL
01N05BYOM BAVARICUM CEL
OtNCBRYON OIVS'GEN? CFA.
OINHflflYON SOCHLE CEL
EUOrolN* ELEGANS Cm
fir.LFNl CEL
fUGlFMA ACUS CFL
FUNQTtA C€L
CUNOTH PECTINALIS
V. VrWTRlCI?SA CEL
GLENOOINIUN OCULATIM CEL
K 1 PCMNE P I ELLA CEL
LE»OC(NCHS CFL
«ELD5!"« OISTANS CFL
**ELOSFP1 GRANUIBTA CEl
MCLOSIPA GRANLHATA
I/. AUGUSTISSI** CEl
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V. *1GUSUSSI«A F. -SPIHALIS CEt
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1,
-------
LAKE NAME: GRAND  LAKE
STORET NUMBER: 0509
         OAT?

  MYXOPHYCEAN
CHLOROPHYCEAN
 EUGLENOPHYTC
       DIATOM
     COMPOUND
                                                        THOPMIC  STATE INDICES

                                                03 ?«>  7*   06  0* 74  10 16 74
                                                  2.67
                                                  7.67
                                                  3.16
                                                  0.67
                                                  13.3
      3.33 E
      5.33 E
      1.23 E
      1.00 f
      13.0 f
      3.00 F
      7.67 F
      0.06 ?
      1.50 F
      13.3 P
                                             PALMER'S  ORGANIC POLLUTION

                                         DATF   03  26  74  06 "iU 74  11 16 74
                                        GENUS
                                      SPECIES
24
07
07
                                          13
                                          04
                                          SPECIES  OIVCPSITY AND ABUNOftNC*

                                         OATF    03 26  74  06 04 74  10 16 74

                       AVERAGE DIVERSITY    H       4.18      3.28      3.15
                          NUMBER OF T4XA    S      59.00     57.00     50.10
            NUMBER  DF SAMPLES COMPOSITED    M       2.00      2.00      ?.00
                       VAXIMUM nivERSiTY MAXH       5.8*      5.P3      5.64
                       MINUMUM DIVERSITY MINH       O.04      0.01      0.04
                         TOTAL niVERSITY    0   96570.54 501157.76  54149.50
          TOTAL  NUMBER OF INDIVIDUALS/ML    N   23103.00 152792.00  17190.00
                       CVENESS COMPONENT    J       0.71      0.56      0.^6
                        RELATIVE FVF.NF.SS   HJ       0.71      0.57      0.56
        MEAN  NUMBER  OF INOIVIOU&LS/TAXA    L     391.5ft   2680.56    343.80
        NUMBER/ML  OP  MOST ABUNDANT TAXON    K    3813.oo  52408.oo   3523.00
                                            35

-------
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-------
 LAKE  MMF:  C.R'ND HKE
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   KOOCYSTIS
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                                                37

-------
LAKE NAME! LAKE  HAMILTON
STnPET NUMBER:
                                         9ATF


                                  MYXOPHYCEAN
                                CHLOROPHYCEAN
                                       DIATOM
                                     COMPOUND
                                                        TPDPHIC STATE  INDICT


                                                    ?7 74  16 0?  74   11  15  74
01/0 F
03/0 F
0/04 ?
0.67 F
10/1 F
9.00 E
10.0 F
0.05 ?
0.50 E
33.0 F
?.oo
6.75
0.09
I .?5
10.7
                                              PALMER'S ORGANIC POLLUTION  INPtCFS


                                         DATE    33 27 74  rj6 •)«; 74   j-j 15 74


                                                      06
                                         GENUS
                                       SPECIES
OS
TD
12
13
                                           SPFCIES DIVERSITY AND  ABUNDANCE  IN1IC»=S


                                         DAT?    73 ?7 74  06 05  7*   U  15  7A
                               DIVERSITY
                          NUMBER OF TAXA
            NUMBER  PF  SAMPLES COMPOSITED
                       MAXIMUM DIVERSITY MAXH
                       MINUMUM DIVERSITY MINH
                         TOTAL DIVERSITY
         TOTAL  NUMBER OF INDIVIDUALS/ML
                       FVENFSS COMPONENT
                        RELATIVE EVENFSS
        MEAN NUMBER OF INDIVIDUALS/TAXA
       NUMBER/ML  OF MOST ABUNDANT TAXON
H
s
t
XH
NH
n
N
J
RJ
L
K
2.41
24. 05
6.00
4.58
0. 07
11199.27
4647.00
0. 53
0.52
193.63
254^.00
3 .58
37.00
6.00
5.21
0.22
7296.04
2038.50
0.69
0.68
55.08
528.00
3.59
62.00
6.00
5.95
0.1 5
20168.62
5618.00
0.60
0.60
90.61
1976.00
                                               38

-------
LAKE NAME: LAKE HAPRTCN
STORET NUMBER: 0510
                                    CONT
                                                   13  27
                                                                    06 05
                                                                                     10 fi
ANABAENA
ANABACNA II
         «Z
     TRODE SHUS FALCATUS
AMK ISTPOOESMUS-JALCATUS
 v. MIPABILIS
ipHtNi/QMENON FLOS-AOUAF.
APHANnTHECF.
ASTEPinNELLA FORMOSA
ATTHEYA
CENTRIC DIATOMS
CEPATIUM HIRUNDINELLA
 c. BOACHYCERAS
CHPOCMQNAS ACUTA
CLOSTFPIUM
CHELASTRUK PROBOSCIOEU*
COFLASTRUM RETICULATUM
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COFLASTRU* SPHA=R1CUM
COSMARIUM     ;
CPUCIGENIA AP ICULATA
CRUCIGF.NIA CHUCIFEPA
COUCIGEMIA FENESTR«TA
CP.UCIGENIA TETRAPEOIA
CPUC1GFNIA TRUNCATA
CRYPTOMONAS EROSA
CR.Y«OMONAS MAPSSflNII
CBVPTOHONAS REFLEXA
CYCLOTFLLA STELLIGFRA
CYMBEILA
OAcrnococcoPSis  IPREGULARIS
OICTYOSPHAERIUH PULCHfLUUH
DINCBPYON
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EU»ST»UM OENT ICULATUM
SUGLENA
EIJGLENA ACUS
FQAGILARU CROTONENSIS
GGlfNK IN I A
GGNATOZYGON MONTAEMUM
GY«NOPINIUM OROINATUM
KIOCHNERIELLA
LAGEPHFIMIA SUBSALSA
IYNGBYA
MALLOMONAS
MEL05IRA 01STANS
MELOSIR* CRANULATA
"?LOSIRA GBANULATA
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HFRISMOPfOIA MINIMA
K6S05TIGMA VI RICH $
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                                                  39

-------
l*KF HUME: LIKE HAMILTON
STO»f» NUNBFR: OMO
                                                  Oi  27
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                                            40

-------
LAKE NAME: MILLWOOD LAKE
STORET NUMBFR: 0511
                                  MYXOPHYCE AN

                                CHLOROPHYCEAN

                                 EUGLENOPHYTE

                                       DIATO"

                                     COMPOUND
                                               NYGAARD TROPHIC STATE


                                                )3 2? 74  06 33 7*  I) 17 74
03/3 e
36/) E
O/QO ?
0.27 ?
12/0 F.
06/0 E
11/0 E
0.06 ?
0.44 F
22/0 E
? .00 «=
9.0T P
0.30 F
0.67 F
!7.0 c
                                             PALMER'^ ORGANIC POLLUTION  INDICES


                                         OATF.   03 2S 74  06 03 74   10 17  74
                                        GENUS
                                      SPECIES
11
13
08
03
01
00
                                          SPECIES DIVERSITY  AND  ABUNDANCE  INIKFS


                                         D«TC   03 25  74   06 03  74   10 17  ^4
                       4VERAGE DIVERSITY
                          NUMBER OF TAXA
            NUMBER  OF SAMPLES COMPOSITED
                       MAXIMUM DIVERSITY 1AXH
                       MINUMUM DIVERSITY MINH
                         TOTAL DIVERSITY
          TOTAL  NUMBER HF INDIVIDUALS/ML
                       FVENFSS COMPONENT
                        RELATIVE EVENESS
         MEAN  NUMBER  OF INDIVIDUAL S/TAXA
        NUMBER/ML OF  MOST ABUNDANT TAXON
H
s
M
XH
NH
0
N
J
RJ
L
K
3.33
29.01
^.00
4.86
0. 12
9780.21
2937.03
0.69
0.68
101.28
698.00
3.84
40.00
3.00
1.32
0.08
2760^.76
7189.00
0.72
0.72
179.73
2010.00
2.73
31.00
3.00
4.9*
0.2*
3458.91
1267.33
0.5S
0.53
43.87
438.00
                                         41

-------
LAKE  NAVE!  MILLWOOD LIKE
        NUKBER:  0511
TAXA

ACHNANTHES MICROCEPHAL»
ANABAENA
ANK1STRODESMUS
ANKI STRODE S«US FALCATUS
ANMSTPOOESMUS FALCATUS
 V.  ACICULARIS
APHANI70MENON FLOS-AOU4E
ASTEPIONELLA  fORMOSA
ATIHEYA 7
CAPTEOIA KLEBSIt
CENTRIC DIATOMS
CHRPOMONAS ACUTA
COCCONE.IS
COEIASTP.UN SPHAERICUM
CRUCIGF.N1A -TETRAPEDIA
CRYPTOMONAS
CRYPTOMONAS EROS A
CRYPTOMONAS MARSSONII
CYCLOTELLA
CYCLOTELIA MENFGHIN1ANJ
CVMBELlA
CYMBELLA VENTRICOSA
OACTYLOCOCCOPSIS
OINCBRYON  BAVAHICUM
OINCBOVON  SOCIALE
FUASTPUM
EUOORINA ELEGANS
EUGLENA TRIPTEPIS
FUNOTTA
F.UNOTIA PECTINALIS
 v.  MINOR  F;  IHPRESSA
FLAf.FU.ATE «2
FLAGELLATE •*
FRAGILARIA CHOT OMENS IS
GPLENKINIA
GYMNOntNIUM
KIPCHNERIELL*
KIRCHNERIELLA CONTORT A
I EPOC INCUS
LYNGBYA
HALIOHONAS
MELOSIRA OISTANS
"FtOSIRA GRANULATA
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NEP I S»tlPED I A  MINIMA
HE30STIGHA VIRIOIS
MICRACTINIUM
MICROCYSTI S INCERTA
MCUGEOTIA
NAVICULA
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NAVICULA VIRIDULA
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                                                42

-------
LAKE NAME I MI LLWOGP LAKE
STC«fT NUMBER! )511
TAX*

SCHROP0ESJA SETIGEPA
                                   CONTINUED
                                                 01 25 7*
                                                                  06 OJ 74
                                                                                   10  !
SVNEORA ULNA
TABRIARIA FENESTRATA
TFTB4EORON MINIMUM
 V. SCPOBICULATUM
TETRAEORON REGULARE
TRifHELOMONAS

  TOT At
FORM

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                                                   2937
                                                                    71S9
                                                                                    1267
                                                43

-------
LAKE NAME: NIMROO  LAKE
STORET NUMBFP: 0512
                                               NYGAA^O TROPHIC  STATE  INDICES

                                         OATF   03 27 ft   06  07 7*  10 18 74
MYXOPHYCEAN
CHLOROPHYCEAN
EUGLFNOPHYTF
DIATOM
COMPOUND
02/0 F
05/3 E
0.5^ E
1.00 F
14/0 E
04/0 E
01/0 E
0.80 F
0.80 F
13/0 E
04/0 f
06/0 *
0/10 7
0.57 F
14/0 ?
                                             PALMER'S ORGANIC  POLLUTION INOKCS

                                         DATE   53 27 74   06 57  74   15 18 74

                                                                          10
                                        GENUS
                                      SPECIES
                                              09
                                              03
01
00
                       AVERAGE DIVERSITY
                          NUMBER  OF  TAXA
           NUMBER OF  SAMPLES  COMPOS ITFO
                       MAXIMUM DIVERSITY
                       MINUMUM DIVER si TV
                         TOTAL DIVERSITY
                       OF  I NTM VI DUALS/ ML
                       CVFNESS COMPONENT
                        RELATIVE EVENESS
                    OF  INDIVIDUALS/TAX*
                    MOST ABUNDANT TAXON
  TOTAL NUMBER
 MEAN NUMBER
NUM8EK/ML OF
                                          SPFCIES DIVERSITY  AND ABUNDANCE INDICES

                                                53 27 74   06  07 74   15 19 74
H
S
M
MAXH
MtNH
n
N
J
RJ
L
K
1.93
2f>.00
?.oo
4.70
5.10
6183.72
3204.00
1.41
0.40
123.23
1933.05
3.04
22.00
2.00
4 .46
0.25
2927.5?
96^ .00
5.69
0.67
43.77
394.00
3.12
27.50
2.00
4.75
0.1 0
11232.00
3600.00
0.66
0.65
133.33
1296.00

-------
  I AKF  NAKE:  M«r-no LAKE
  STDRFT  NUMBER: 051?
                                      CONHNUET
  TAXA

  SCHNANTMES  MICROCEPHAl*
  ACT fNASfRUf
  ANABAFMA
  ANK IJTRCIOESMUS  FALCATUS
  ASTERI^NELLA  FORMOSA
  CENT" 1C DIATOMS
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   f. FtlRCOfDFS
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  CPYPTOMONAS
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  C YfLOTFLLA
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  EUGIF.NA *l
  PUG LENA OXYUKIS
  V.  HINOR
  FL»GHL»TES
  CRAGILARIA CROTONENSIS
  GLENOCINIUM OCULATUM
  HANTZ5CHIA
  PCIRCHNERIELLA
  IFPOC1NCL1S
  HALLC*ON*S
  «AUOMON«S PSFUOaCr"ON*
  MELOS1BA OISTANS
  HELOSIR* GR»NUt*T*
  MFLOSIR* 6«A»IUIAT»
  V.  ANOUSTISSI**
  MEKISMOPCOIA GLAUC*
 »EP I 5"0IA TENUISSfMl
 XF.SOSTIGM*  VIH10IS
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 NAVICUt*
 NITZSCHU
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 PTFBOHONJS
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 5CFNEDESHUS BIC»UO»TUS
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SYNEOR*  DEL ICATISSIMA
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SYNURA 1
TABFLL40IA FENFSTRATA
T»ACHfLOMONAS  INTERMEDIA
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                                                45

-------
LAKE NAME: NORFORK  LAKE
STORET NUMBER: 051?
                                               NYGAARD TROPHIC STATE  INDICFS


                                         OA'T<=   04 04 To  06 19 74  09 03  74   10  10 76.
                                  MYXOPHYCEAN

                                CHLOOOPHYCEAN
                                       DIATOM

                                    •COMPOUND
02/0 F
02/0 E
A / .-)A 9
J/ -It f
1.10 E
11/0 F
0/01 0
1.00 E
1.00 E
4.00 E
5. 00 E
2.00 c
0.17 ?
9.00 F
06/0 F
05/0 F
0. 75 P
15/0 ?
                                             PALMER'S ORGANIC POLLUTION  INDICES


                                         DATE   04 Ot 74  06 19 74  09 03  74   n  10  74
                                        GENUS
                                      SPECIES
01
do
01
00
10
00
                                          SPECIES DIVERSITY AND ABUNDANCE  INDICES
                                         DATE
                       4VERAGE  DIVERSITY
                         NUMBER  OF  TAXA
           NUMBER OF SAMPLES COMPOSITED
                       KAXIMUM  DIVERSITY
                       MINUMUM  DIVER SITY
                        TOTAL  DIVERSITY
         TOTAL NUMPER  OF INDIVIDUALS/ML
                       CVENF.SS  COMPONENT
                        RELATIVE  EVENFSS
        MEAN NUMBER OF  INDIVIOUALS/TAXA
       NUMBER/ML OF MOST ABUNDANT  TAXON
                                                04 04 74  06 19 -"*  09 03 74   10  10  74
H
S
q
MflKH
MINH
D
H
J
RJ
L
K
2.28
20oOO
7.00
4.32
0.16
3210.24
1408.00
0.53
0.51
70.40
556.00
2.45
17.00
7000
4.09
0.11
4304,65
1757.00
0.60
0.5P
103.35
645.00
3.24
19.00
7.00
4.? 5
0^06
13588.56
4194.00
0.76
0.76
220.74
805.00
3.??
28.00
7.00
4.81
0.12
10277.25
?P°5.00
0.70^.00
                                             46

-------
LAKE NAHE: NORFflRK LAKE
STORET NUMBER I 05111
TAXA

ACMNANTHES MICROCE PHAl A
ANABAFNA
ANK isrHtiOESxus FAIT.ATUS
APH»«I1 70MENHN FLOS-AQUAE
ASTERttiNEiiA FORMOSA
C?NTPIC DIATOM
CFPATIUM HIRUNDINELIA
 F. FURCOIOES
CERATIUM H1RUNDINEUA
 F. ROBUSTUM
CIWOCWONAS ACUTA  '
CHP.OOMONAS ACUTA  ?
CIOSIFRIUM
COSMA"HIM
CPUCIGFNIA TETRAPEDIA
CRYPTOMONAS
CRYPTOMONAS EROSA
CRYPTOMflN»S HARSSONII
CYCLOTFllA
CYClOTEllA COMTA
CYCLOTF.IM MIC1MGANIANS
CYCIOTPILA STELIIGFRA
CY1BF1LA TUMIDUIA
nACTvi.ncoccoPSis
OIATPHA VULGARE
 V. B'EVE
DINORRYON SOCIALE
CNTOMPNEIS ORNATA
EUGLEN*
FUCFILATE 12
TKAGHARIA CROIONFNSIS
fBUNCEIA OVALIS 7
LVNCBYA BIKGEI
HALLOMONAS
MIMAOHONAS PSEUOOtORONATA
         OI5TAN5
         GRANULATA
MFLOSIRA VAR1ANS
MERISMOPEDIA MINIMA
MF.RlSMijPEOtA
MICPOCYSTIS INC?R'A
MOUCEOTIA
MAV1CUIA
NEPHROCYTIUM
                                   C1NTINUEO
                                                   r)4  04  74
                                                                                                      11 11 74
NITZSCHIA II
NITISCMIA »J
NITrSCHIA VERMICULARIS
nsc IUATHRIA
PEDIASTRUM SIMPLEX
PEOIASTRUM SIMPLEX
 V. PUOOENARIUM
PFRlnlNIUM
PERI01NIUM (2
PER1DINIUM MUNUSCUIUM
PFPIDINIUM (JUAORIOrNS
PFRIOINIUM SPP.
PHACUS MEGAtOPSIS
RBPHlniOPSIS CURVATA
SCFNEDESMUS OUAHRICAUOA
SCHBOfOERIA SEIIGEPA
STE"HANODISCUS NIAC.ARAE
ST|P|TOCOCr.US
SY"EPRA ACUS
rABELLARIA FENESTRATA
TETRAEORON MINIMUM
 V. SCROBICULATUN

  TOTAL
CEl
F1L
CEl
Fll
CEl
CEl

CEl

CEL
CEL
CEL
C€l
CEl
COl
CFL
CEL
CEL
CEL
CEl
CEL
CFl
CF.L
r.Fi

CEL
CEL
CEL
CEl
CEL
CEl
CFl.
Fll
CFl
CFl
CFl
CEl
CEl
COl
COl
COl
CEl
CEl
CEl
CEl
CEl
CFl
CEl
Fll
COL

cm
CEl
en
CEl
cri
CEl
CEl
Fll
cm
CFl
CEl
CEl
CEl
CEl

CEl
ALGAL
UNITS
S »C PFR ML





5.3


7 39.5




« 5.3












5 5.3




I 29.0






















3 5.3
11). 5




X


X
74


556




74


X
X
X
X



X


7»




408
X



X




X
X

X







X

7«
l*B


.
AlGAl
UNITS
S *C PER Ml







f





3
'







»



1



























5





.


2.0


4.1





6.1
4.1
4.1





2.0
34.7



36.7



'

















2.0




2.0
2.0








16

X
72
X

X


117
77
72





36
600


X
645
;

X

X



.












36




36
36




Alf.Al
UNIT*
s tr P" MI
51 0.6| '-07

























1.




4


3
















2


















6.R











(

19.7




0.7


15.1


1.4
11.1

1 .4

R.7


1.4





8.7
















X
•>B7
X












flfll
X



'45

X
637


ST
A'»
X
ST

?45


5T




X
145




K

S.5| 230
IIM1TS
1 V Pep M|

























'
1







S
ft















1









1.4






4.7



1 1.1

1.4




fl. <




17.5
•i.6




4.7


70. P
6.0






5. 6






7. n

6.0






6.0
X

41
X





171
'

«0
377

4D




741

X

r
3*7
161

V

X
17'


60'
70'


X



|M
X


X
r

"1

701





K
201
1408 1757 4104 2»9S
                                                      47

-------
LAKE NAME:  LAKE  OUACHITA
       NtlMBEP :  OM4
      NYGA4T)  TROPHIC STATE


DATf   03 2^  74   06 06 74   10
                                                                             74
MYXOPHYCEAN
CHLOROPHYCF. AN
EUGLFNOPHYTC
OI4TOM
COMPOUND
0/0 0
03/3 E
l/D"* ?
2.00 F
07/0 ?
1.00 F
0.67 ?
1.40 F
0.50 F
3 .00 f
7.00 c
2.00 P
1/19 7
0/0' ?
9.00 *
                                              PALMER'S  TJGANIC POLLUTION  INOf


                                                 03 23  74   06 06 T4   10  17  74
                                         GFNUS
            00
            00
01
00
01
00
                       AVERAGE DIVERS ITY
                          NUMB6P OF  TAXA
           NUMBER  "^ S-1MPLFS CO»1PnSITEO
                       HAXTMUM DIVERSITY
                       "I NU^U" 01 VFRSI TY
                         TOTAL OWFPSITY
          TOTAL  NUMRER OF I NO IV I (XI AL S/ML
                                           5P=riFS OtVFOSITY AND ABUNDANCE


                                                 03 25  74   06 06 74   10  17  74
                        RELATIVE  FVENESS
        MEAN  NU^SEP OF I NOI V IDU ALS/ T AX A
       NU^RFR/Mt  OF M05T ABUNDANT  T4XON
H
S
M
MAXH
MJNM
T
N
J
PJ
L
<<
1.47
12.00
6. 01
3,58
0.46
3?3.41
??0.00
0.41
0. 33
lfl.33
m. 11
2.71
20.00
f.30
^.32
0 .OR
8176. -)7
^017.00
O.fr3
0.63
1 50. 9S
7
-------
»MFI  L«Kf  OUKHI'l
 WB6B:  HI*
c-JiM
AfllFIUjt PLANCTONICA *Il
,N, rSTooDES«US FALCATtlS CFl
V. « !»ABIl IS l~-t
1PHAM70MFNON FlOS-AOU»€ ML
ABTMPTESMUS MIWI3P 7 CEL
_ fOHFI 1 A FORMOSA rcl
C?»,fP!C DIATOM r-ft-
' lornlnF* rFL
rHc"nnwnnAS »CUT* CEI
r L OSTC° inpsr s ^*-
CICSTEBIU1 CFl
rayoTOMONHS MiRSSONII ' E l
OICTTIOCOCCOPSIS CFl
iMNOS'YfJN ^f-

FL«OEII»TE «? cn-

SY«SODIN[U" A18ULU" CFl
L TVGBVA c "•

MAlirM^Sfc^ PS EUOOCPRHN AT A CEt
^cinc'RA TTSTANS CFL
Mfn^ipArRftNUt4T* ^^*-
• cpjsMrPECI" TE»IUISSI«A COl
M[C0OC»S^1S INC6R" COl
"TUG^OTIA c "•
"SC tlL*TOtt» It '"•
otrTA


700

«


?)'

"
M
'0"
ft T

' on
x

?6 ^
X
»


1 1
'f

»


T.HI "'



X


• *> ^ 1

1.0 "

1
                                      49

-------
LAKE NAME:  TABLE  ROCK LAKE
       NUMBER:  0515
                                  MYXOPHYCEAN
                                CHLOROPHYCEAN
                                 EUGLENOPHYTC
                                       DIATOM
                                     COMPOUND
                                               NYGAA^O  TROPHIC STATF INDICES


                                                04 OS 74   06  18 It*  09 04 74  11 13  74
03/0 E
01/3 E
0/04 7
1.23 F
10/3 E
05/0 F
06/0 F
0/11 1
1.33 F
15/3 E
1.00 F
7.67 F
o.oo ^
1.50 e
5.33 F
1.50 F
1.00 f
0.60 P
0.40 F
5.30 F
                                             PALMER'S ORGANIC POLLUTION INDICES


                                         DATE    34  35 74   36  18 74  09 04 74  \3  13
                                        GENUS
                                      SPECIES
06
00
03
30
05
33
00
33
                                          SPECIES OWEBSITY  ANO ABUNDANCE INOtCFS


                                         DATE   34 35  74   36 18 ^4  39 -)i, 74  13 10
                       AVERAGE OIVERSITY
                          NUMBER  f?F T\XA
           NUMBER CF  SAMPLES  COMPOSITED
                       MAXIMUM DIVERSITY
                       MINUMUM DIVERSITY
                         TOTAL DIVERSITY
         TOTAL NUMBER  OF  INDIVIOUALS/ML
                       F.VENESS COMPONENT
                        RELATIVE  F.VENESS
        MEAN NUMBEP OF  INOIVIDUALS/TAXA
       NUMBER/ML OF MOST  ABUNDANT TAXON
H
S
M
,XH
NH
D
N
J
RJ
L
K
2.89
10.03
0.00
4.25
3. ~>7
9554.34
3306.00
3.68
0.68
174.00
882.00
3.49
29.30
9.00
4.86
3 .?!
5528.16
1584 .00
0.72
0.71
54.62
264.00
1.29
26.33
9.00
4.70
3.32
28796.67
22323.00
0.77
0.28
858.58
17906.00
1.01
24.33
o.OO
4.58
3.3?
16806.40
16640.00
0.2?
0.?2
693. 3'
13893.00
                                              50

-------
 LAKf NAXf:  TABLE  ROCK I. »K E
 SIT>FT MUMPER I  051«
CONTINUET
             MICROCEPHAL*
 APHANI ZO'ENON
 iSTFRIONELLA FORMOSA
 CfMBIC DIATOM
 CFOATIUM M1RUNOINELLA
 C«»A1IUM HIRUNDINEILA
  F. 60ACHYCERAS
 CFRATIU- HIRUNOINELLA
  F. FIIRCOI06S
 CHPCHMONiS ACUTA
 COFLiSTRUM SPMA6R1CUM
 r.rjsf.«p IIJH »i
 cnr.MisiuM »2
 CRU<~ K.ENIA OUAORATA
 CRYP70MONAS
 CPVPinMONAS EROSA
 CYCLflTELLA STELLIGFRA
 nuc.mncoccopsis
 OIN06PYON SOCIALE
 FRAGR A°IA
 FR4GILARIA CROTONENSfS
 GLFNCiniNIUM
 GlENOOINIUM
 GIF NODI NIU"
 GYMNOOINIUM
 «IRCHNERIELL«
 NAILCV01AS
 HELO«;iRA
 HELOSIRA DISTANS
 MFIOSIRA GRANUIATA
 NELOSIRA ITALIC*
 MFlOStRA VARIANS
 HFRH-OPEOJA MINIMA
 «FR ISMOPfOIA TENUISSI<ENNATf 01 ATOM
 PENNATE DIATOM •!
 PF«iniNIUM »1
 PER10INIUM 12
 PfRIOlNIUM IMCONSPTCUUM
 RAPHlOtOPSIS CURVATA
 SCENEDESMOS ABUNOANS
 SCENEOESMUS 8ICAUOATUS
 SCENEDESMUS OUAORICAUDA
  V.  OUAOOISPINA F. SP1IHOSUS
 SCHROfOEHIA SETIGERA
 SCYTONEOA
 STAURASTRUM
 STAURASTXU" TETRACERUM
 STFPHANOOISCUS
 STEPHANOOISCUS NIAGARAE
 SYNEORA
 SYXEOKA OELICATISSINA
  V.  ANGUSTISSIMA
TETRAFORON  MINIMUM
 V.  SrvOBICUlATuM
TRACHELOMONAS  *1
TRACMFLOMONAS  f2
T»EU6»R|A SFTIGERUM

  TOT»l
FORM
CFL
FIL
CFL
FIL
CFL
CFL
CFL
CEL
CEL
CEL
CCL
CEL
CEL
COL
CEL
CEL
CEL
C6L
CFL
CEL
CEL
CEL
CFL
CEL
CFl
CEL
CEL
CEL
CEL
Cfl
CEL
CEL
COL
COL
CFl
FIL
CEL
F IL
FIL
COL
COL
CEL
CEL
CEL
CFL
CEI
CE
FIL
cm
COL
COL
COL
CEL
FIl
CFL
CFL
CEL
CEL
CFL

CR.

cei
CH
en
CFl
ALGAL
UNI TS
s *c PFR ML





T.H



5 6.7





<. 7.7




1 23.3



1 .1



3.3
1 26.7






1.1

3.3


1.1


1.1






1.1





? 20.0



X


X
257



220





73




771



37


X
110
8R2

X




37
X
110


37


37






17





661


1.11 37
AIGH
UNI TS
S tC PFR M(



3










1








2











4

























2.11 n
1
1 • ^ 1 132
ff.il 112





16.7




12.5




X
X
X
264
X



19*

X
1
2.11 33
1
4.21 61^


4.2


2.1

4.2

2.1

2.1


14.6




















2.1





X
6*


3J

66

33

J?


211


X

X


X



X
X



X
X


31



X
Al r.A L
5 V pco ML
1 l»0.? 1 1 70fl*




5
































4



3




2

















3.0



1 f T
0.2



0.7


















0.4




1.1
•>.?


2.6




7.?


0.7

0. ?,












i->o

X

t 0^
40

g
X
14*



X


X

X

X


X




97




?43
40


58?



X
! frO '


4Q

49


X
X




III II
15114.61 2JI 1 | l.T 1g*
III II
III II
III II 1
MC.AI
UNIT
^ 

77




X



X
1 1
1 1
1 1
3t 3.01 <0>
II X
1 1 X
1 1
«°6 1584 22^73 1*640
                                                        51

-------
LAKE NAME: GREEK'S  FERRY LAKE
STOPET NUMflPR:  0516
                                               NYGAARD  TROPHIC STATE INDICES

                                         DATE   03  2~>  74  06 06 74  09 03 74   10  16  74
                                  MYXOPHYCEAN
                                CHLOROPHYCEAN
                                 EUGLENOPHYT?
                                       OIATO**
                                     COMPOUND
2.51 E
2.50 P
0.20 7
0.43 P
7.50 E
3.00 E
3.00 f.
0/06 ?
0.75 f
9.00 E
1 .33 e
1.00 F
0/07 ?
J/02 ?
2. 33 F
1.33 F
1.33 F
0.?5 c
1.0!) e
4. 13 P
                                             PALMER'S ORGANIC  POLLUTION INDICES

                                         OAT?   03 27 74   06 06 74  0<» 03 74   10  16
                                        GENUS
                                      SPECIES
04
00
04
00
01
00
01
00
                                          SPECIES OIVERSITY ANO ABUNOSNCP INOICFS

                                          AT^   03 2~> 74   06 06 74  09 03 74   10  16
                      AVERAGE  DIVERSITY
                          NUMBER  OF TAX A
           NUMBER OF SAMPLES COMPOSITED
                      MAXIMUM  DIVERSITY MAXH
                      CINUMUM  DIVERSITY MINH
                        TOTAL  niVFR SITY
         TOTAL NUMBER OF  INOIV I fX) AL S/ML
                      FVFNESS  COMPONENT
                       RFL^lVE  F.VFNFSS
        MEAN NUMBER OF INOIVIOUALS/TAXA
       NUMBER/ML OF MOST  ABUNDANT  TAXON
H
S
•4
!H
IH
D
N
.)
J
L
K
3.35
29.00
4.00
4. 8#>
0.14
8291.25
2475.00
0.69
0. 69
85.34
500.00
2.29
19.00
4.00
4.25
O.Ofl
6666.1 9
2911 .00
0.54
0.53
153.21
1579.00
l.PO
17.00
4.00
4.09
0.05
7941 .60
4412.00
0.44
0.44
?59. 5-»
3098.00
2.3?
?3.00
4.00
4 .1?
0.15
4268.^7
1801 .00
0.5?
0.5'
78.30
678.00
                                           52

-------
LAKE SAME: GREFR'S FFRRY  LAKF
STORF.T N
                                   CONTINUE1)
                                                   OS  27  74
                                                                    06  06  74
                                                                                     09 03  74
4NABAENA  PLANCTON1CA
ANABAFNOPSIS-
APHAN! ZCtENON
APHANIZOMENON FLti$-AOUAE
ASTER lONELLA FORMOSA
CENTRlr DIATOM .
CERATIUH  HIRUNDINELLA
CERATIUM  HIRUNOINELLA
 <=. FUPCOinES
CHROCMONAS  ACUTA
CCELASTRUM  HICROPORUM
COSNAOIUM
CRUC1GENIA  TETRAPF01A
CRYPTOHONAS
CPVPTQMONAS EROS*
CYNBELIA
OACTYLOCOCCOPS1S
nES"tD
EUGLF.NA
FLAGELLATE
FLAGELLATE  02
FOAGILARIA  CPOTONENSiS
F°ANC°I A
GLOEOCYSTIS
GCVPHONEHA  GRACIL'E
GYMNOOINIUM ALBULU*
LEPOCINCL IS
LYNGBYA
LVHG8VA 01
LYNG6YA 01
HALLOMONAS  ACAR010ES
HFLOSIRA OISTAN5
HE LOS IRA GRANULATA
HfLOSIRA GBANULATA
 V. ANGUS! ISS1HA
ME«IS"OPEO!A GLAUCA
-EC ISXOPFOIA PUNCTATA
HERIS'fnPEOfA TENUISSI"'
fICBOCYSTIS INCERTA
NEOHROCYTIUM
NITZSCHIA
11 TZSCMIA 01
1ITZSCHIA 02
OCCYSTIS
CStlLLATORIA
PEOIASTPUM BIRADIATUM
 V. LONGECORNUTUM
PER10INIUH ?
P5RIOINIU" MUNUSCULU"  7
PFOIOIMUM UMBONATUM
SCENEDESMUS DENTICULATUS
SCEMEDESMUS D1HQRPHUS
SK£LETOMEMA POT AMOS
STAURASTRUM
STAURASTRUM 01
STAUPASTRUM 02
STtURASTRUM 03
STAURASTRUM TETRACEPUM
SU°I»FLLA
SYNEORO OELICATISSIMA
 V. ANGUSTISSINA
TABCLLARIA FENESTRATA
TETPAFORON
TETRAEORON CAU04TUP
TFTPAFOROM M1NIKUP
TETRAEORON MINIMUM
 V. SCROBICULATUH
TRACHELOMONAS HISPIDA

  TOTAL
FORM
FIL
Fit
FR
FIL
CEL
cei
CEL
CEV
CEL
COL
CEL
COL
CEL
CEL
CEL
CEL
CEL
CEL
CFL
CEL
CEL
CEL
COL
CEL
CFL
CEL
FIL
FIl
FIL
CEL
CEL
CEI
CEL
CEI
COL
COL
COL
COL '
CEL
CEL
CFL
CEL
COL
CIL
COL
CEL
CEL
CEL
COL
COL
CFL
CEL
CEL
CEL
CFL
CEL
CEL
CEL
CEL
CF.L
CEL
CEt
CEI
CFL
ALGAL
•JNITS
S tC PER ML








1




2

















3


















•>







*








'
3.0



20.2




14.1

2.0



9.1
2.0



1.0






18.2
2.0

2.0



4.0

4.0







1.0

13.1







3.0
1.0

'


X

. X

T>



500


X

350
X
50
X
X

22S
50


X
25






450
50

5O
X


100

100
X





X
25

325


X




7*
2S


X
X
ALGAl
UNITS
S »C PER ML







2





5






3










*


























1












1.4
6.9
1.4



6.9






4.2






1.4
1.4


16.7




1.4


2.8


1.4















54.2











X
40
202
40

X

207






121

X




40
40

-
486

X'


40 .


81.


40







X



X

X

1579





AL^.Al
UN' T<
S f. P?" «l








?




it












\










3

,


















5








1.4
' .

'

'.1




4.3




?.9







70.2


0.7







5.0
1.4




O.T


2.i)




•).T






f.9








*1




31'




!9»




12"


X




1091


?!

'





710
6'
• • " •



I!


125




1!
X


tl


^25

X



AI r.r.\
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5 »;• oco v|





c




















4




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2

























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1.?










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6.4
9.T



















1.1


7.?


13.4

1.1
I.!



X

X

•«<>

X


10

X


«s

X


X




X
678



X
1 1*
]T4











X
X



X


1»


30

X
61!

'9
1°

1
                                                    2475
                                                                                       4412
                                                     53

-------
                                   TECHNICAL REPORT DATA
                            (Please read Instructions on the reverse before completing)
 . REPORT NO.
 EPA-600/3-78-101
                                                            3. RECIPIENT'S ACCESSION NO.
4. TITLE AND SUBTITLE

 DISTRIBUTION OF PHYTOPLANKTON IN ARKANSAS  LAKES
             5. REPORT DATE
              December  1978
                                                            6. PERFORMING ORGANIZATION CODE
 . AUTHOR(S)
 J.W. Hilgert, F.A. Morris,  M.K. Morris, W.D.  Taylor,
 L.R. Williams, S.C. Hern,  V.W. Lambou
                                                            8. PERFORMING ORGANIZATION REPORT NO.
 . PERFORMING ORGANIZATION NAME AND ADDRESS
 Environmental Monitoring and Support Laboratory
 Office  of Research and  Development
 U.S. Environmental Protection Agency
 Las Vegas, NV  89114
             10. PROGRAM ELEMENT NO.

              1HD620	
             11. CONTRACT/GRANT NO. .
12. SPONSORING AGENCY NAME AND ADDRESS
 U.S. Environmental Protection Agency-Las  Vegas, NV
 Office  of Research and  Development
 Environmental Monitoring  and Support Laboratory
 Las Vegas, NV  89114
             13. TYPE OF REPORT AND PERIOD COVERED
              03-15-74 to  11-20-74	
             14. SPONSORING AGENCY CODE
              EPA/600/07
15. SUPPLEMENTARY NOTES
16. ABSTRACT
     This  is a data report  representing the  species and abundance of phytoplankton
 in the  16 lakes sampled by the National Eutrophication Survey in the State
 of Arkansas.   Results from the calculation  of several water  quality indices  are
 also included (Nygaard's Trophic State Index, Palmer's Organic Pollution Index,
 and species diversity and  abundance indices).
17.
                                 KEY WORDS AND DOCUMENT ANALYSIS
                  DESCRIPTORS
                                               b.IDENTIFIERS/OPEN ENDED TERMS
                           c.  COSATl Field/Group
 *aquatic microbiology
  lakes
 *phytoplankton
  water quality
Arkansas
lake eutrophication
Nygaard's  trophic indices
Palmer's organic pollu-
tion indices
Species diversity and
abundance  indices
06 C,
08 H
13 B
M
18. DISTRIBUTION STATEMENT
 RELEASE TO  PUBLIC
19. SECURITY CLASS (This Report)
UNCLASSIFIED
21. NO. OF PAGES
      60
                                               20. SECURITY CLASS (This page!
                                               UNCLASSIFIED
                           22. PRICE
                                 A04
 EPA Form 2220-1 (Rev. 4-77)   PREVIOUS EDITION is OBSOLETE
                              
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