EPT Distinct Taxa Richness

quantiles

	not measured
o lo

med

	hi

9-level aggregated ecoregion

NPL
SPL

TPL 	/	x ' '

- - WMT	 '

XER

"i	1	1	1	r~

0	10	20	30	40

EPT Distinct Taxa Richness

Source: www.epa.gov/bioiweb1/statprimer/


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