2011 USGS/EPA Elwha Field Guide PAGE1 Styela montereyensis stalked tunicate i V m ^ ' i. ~ ^1 Tunicate S. clava vs. S. montereyensis K. j ^ Boitenia villosa Hairy tunicate Cnemidocarpa finmarkiensis Broadbase tunicate % Cnemidocarpa finmarkiensis Broadbase tunicate Solitary sponges r Stylissa stipitata StalkpH trumnpt snnnpp Balanus nubilus Giant acorn barnacle Tubeworms HP " - t y m • .. vi-' . mi Photos courtesy of USGS unless otherwise noted. ------- 2011 USGS/EPA Elwha Field Guide PAGE2 Eudlstylia polymorpha Polymorph feather-duster.0 Spiochaetopterus costarum J o i ntedl h ree-sect i onl u be wor m Dioptera ornata O r n atel u be wor m Spaghetti worm: unknown sp.0 Unknown orange stripedH feather-duster Pista pacifica F r i n ged - h ood "Spaghetti-worm Photos courtesy of USGS unless otherwise rioted. ------- 2011 USGS/EPA Elwha Field Guide PAGE 3 Hard tubeworms Serpula sp. Miscellaneous tubeworms Demonox medius Dodecaceria conchorum Parasol feather-duster Coralline-encased filament-worm Phyllochaetopterus claparedii Tangled-straw three-section tubeworrn Tubulanus polymorphus Orange ribbon worm Urticina coriacea Stubby rose anemone Urticina columbiana Sand-rose anemone Urticina piscivora Fish-eating anemone Urticina lofotensis White-spotted rose anemone Halcampa decemtentaculata Ten-tentacled burrowing anemone Photos courtesy of USGS unless otherwise rioted. Epiactis sp. Proliferating or brooding anemones ¦ ------- 2011 USGS/EPA Eiwha Field Guide PAGE 4 Cup coral Halcampa crypta Cryptic burrowing anemone Metridium farcimen Giant plumose anemone Fusitriton oregonensis Hairy triton Polinices lewisii Moonsnail Ceratostoma foliatum Leafy hornmouth Large snail Unknown Calliostoma ligatum Topsnail Amphissa sp. Photos courtesy of USGS unless otherwise noted. ------- 2011 USGS/EPA Eiwha Field Guide PAGE 5 Cryptochiton stelleri G u m boot't h itonT'gia ntTacific^h iton Lined Chitons® Tonicella lineata Lined (red) chitonEl Tonicella undocaerulea Blue-lined chitonEl Dendrochiton flectens Painted dendrochiton0 Lepidozono mertensii Merten'sBthitonGI Mopalia sp.ffl Mossy chitons LargeDimple Dimple elliptical, in adults 5-7 cm (2-2.8 in) a 1® in)ra cro ss^he^h orterili am eter.0 ;s longer diameter and 2-3 cm (0.8-0 Pa no my a am pi a FalseF|eoduck7,ampleFroughmya ¦¦ ,«r • Can be confu sed with siphon s of Pacific ge od u ck 0 juveniles. Differences are: 1) exposed tip closes0 off in a more circular shape; 2) inhalant siphon is B larger, sometimes vase-like; 3) both siphons have 0 rust-brown to pinkish perimeters at top and small 0 "bDmpsffaroun d^dge s.H • To 7 cm (2.8 in).B • Body buried to 15 cm (6 in) or more below 0 surfaced bstratu mi%f m u d ,-san diloi?rave 1.0 • Intertidal to 150 m (500 ft).El Photos courtesy of USGS unless otherwise noted. ------- 2011 USGS/EPA Elwha Field Guide PAGE 6 Tresus capax Horse clamUl Saxidomus gigantea Butter clamlzl Mya truncata Truncated^oft-shell'Slam Humilaria kennerleyi Kennerley'sl3tenus Clinocardium nuttallii nuttall'sSockleHl Chlamys Sp.0 Spiny^r^mooth^inklcallop Dirona alholineata Frosted dironalU Peltodoris or Doris sp, Lemon^nudibranch Crassadoma gigantea GiantTockSsallflO Dialula sandiegensis Leopard dorid Triopha catalinae Clown nudibranch Photos courtesy of USGS unless otherwise noted. ------- 2011 USGS/EPA Eiwha Field Guide PAGET Bert hello californica California berthellal?) Hermissenda crassicornis Opalescent nudibranchB Acanthodoris nanaimoensis Nanaimo nudribranchEl Armirio californica Striped nudibranchm Aldissa albomarginata White-rimmed nudibranchEl Rostanga pulchra Red sponge nudibranchEl Flabellina verrucosa Red-gi II edIB udi branch 0 Melibe leonina Lion nudibranchEl Cancer magister Cancer productus Photos courtesy of USGS unless otherwise noted. Purpttih hoklm tegs Slender crab Cancer grodtis Cancer gracilis G ra cef u I HETa b ,00 e n d e r HQ-a b ------- 2011 USGS/EPA Eiwha Field Guide PAGE 8 Telmessus cheiragonus Helmet crab Pugettla producta Northern kelp crab S n iv n i Cancer oregonensis Pygmy rock crab PugettJaUcWi Cryptic kelp crab Large hermit crabs Pagurus armatus - - Blackeyed hermit Pugettia gracilis Graceful kelp crab Elassochirus tenuimanus Widehand hermit Pagurus kennerlyi Bluespine hermit Sponge hermit crab Miscellaneous crabs Pachycheles pubescens Pubescent porcelain crab Phyllolithodes papillosus Miscellaneous crabs Scyra ocutifrons s harpnose crab Lopholithodes mandtii Puget Sound king crab Photos courtesy of USGS unless otherwise noted. ------- 2011 USGS/EPA Eiwha Field Guide PAGE 9 Miscellaneous shrimpB Heptacarpus stylus Stiletto shrimpEI Henricio leviuscula leviusculo Henricia sanguinolenta Blood .star Fat_blood_star StarfishB Pycnopodio helianthoides Sunflower starO Pteraster tesselatus Cushion starO Orthaserias hoe hie ri Rainbow starO Medioster aequalis Vermilion starS Soloster dawsoni Solaster stimpsoni Striped sun starB Evasterias troschelii MottlecRtar Pisaster brivispinus Henricia pumila Giant or spiny pink starE Dwarf mottled Henricia 5 large, stiff rays; very short spines on 0 upper surface. Pink to pinkish-grey 0 color.0 To 64"tm (25Hi)TicrossH On soft substrates. Low intertidal to 102 m (335 ft).0 New species of Henricia!l 5 stout and short rays. Upper surface is gritty but has no large spines. 0 Mottled color pattern of ochre, brown, gray, rust-red, or yellow; oral color yellowto cream.0 Up toTStm^HiJUiameter. 0 Parastichopus californicus Giant sea cQcumber Cucumaria miniata Red sea cucumbers • 10 tentacles of equal size, bushy and orange-red 03 brown. Orange tubular ISbody 0 with 5 longitudinal rows of brown feet. 0 • Length to about~25 cm (lOTn). • Body lodges under rocks or other shelter with tentacles showing.0 • Low intertidal to 225 m (743 ft).0 Photos courtesy of USGS unless otherwise noted. ------- 2011 USGS/EPA Eiwha Field Guide PAGE 10 Strongylocentrotus franciscanus Red sea urchin Strongylocentrotus droebachiensis Green sea urchin White sea cucumbers Strongylocentrotus purpuratus Purple sea urchin Enteroctopus dofleini Giant Pacific octopus Octopus rubescens Pacific red octopus Social tunicates Metandrocorpa taylori (Orange social tunicate) Compound tunicates I 'I Ptilosarcus gurneyi Orange sea pen Photos courtesy of USGS unless otherwise noted. ------- 2011 USGS/EPA Eiwha Field Guide PAGE 11 Photos courtesy of USGS unless otherwise noted. ------- References Behrens, D. W. 1991. Pacific Coast Nudibranchs. Sea Challengers. Carlton, J. T., editor. 2007. Intertidal Invertebrates from Central California to Oregon, Fourth edition. University of California Press. Cowles, D. Key to Invertebrates found At or Near The Rosario Beach Marine Laboratory. http://www.wallawalla.edu/academics/departments/biology/rosario/inverts/, accessed June 2011. Gotshall, D. W. 2005. Guide to Marine Invertebrates: Alaska to Baja California. Sea Challengers, Monterey, CA. Harbo, R. M. 1997. Shells & Shellfish of the Pacific Northwest. Harbour Publishing, Madeira Park, B.C. Harbo, R. M. 1999. Whelks to Whales. Coastal Marine Life of Oregon, Washington, British Columbia and Alaska. Harbour Publishing, Madeira Park, B.C. Jensen, G. C. 1995. Pacific Coast Crabs and Shrimps. Sea Challengers, Monterey, CA. Kozloff, E. N. 1996. Marine Invertebrates of the Pacific Northwest. University of Washington Press, Seattle, WA. Lamb, A., and B. P. Hanby. 2005. Marine Life of the Pacific Northwest. Harbour Publishing, Madeira Park, B.C. PNWSC Pacific Northwest Shells and Marine Life Photos http://www.bily.com/pnwsc/web- content/Northwest%20Shells%20and%20Marine%20Life%20Photos.html, accessed June 2011. WSU Beach Watchers Intertidal Organisms EZ_ID Guides http://www.beachwatchers.wsu.edu/ezidweb/, accessed June 2011. ------- All photos used were taken by either Ian Miller, Reg Reisenbichler or Nancy Elder, unless credited otherwise ------- REGION 10 www.epa.gov/region10/dive science for a changing world ------- |