File:Sea urchin test method - water pollution - EPA.png

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Description	English: View of laboratory method utilizing a purple sea urchin to test for water pollution (whole effluent toxicity method).
Date	19 April 2018
Source	US Environmental Protection Agency (EPA). "Whole Effluent Toxicity Methods."
Author	US Environmental Protection Agency, Washington, DC

Public domain	This image (or other media) is a work of an Environmental Protection Agency employee, taken or made as part of that person's official duties. As works of the U.S. federal government, all EPA images are in the public domain.	EPA logo
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	Date/Time	Thumbnail	Dimensions	User	Comment
current	16:52, 25 December 2018		448 × 284 (142 KB)	Moreau1 (talk \| contribs)	== {{int:filedesc}} == {{Information \|Description={{en\|1=View of laboratory method utilizing a purple sea urchin to test for water pollution (whole effluent toxicity method).}} \|Source= US Environmental Protection Agency (EPA). [https://www.epa.gov/cwa-methods/whole-effluent-toxicity-methods "Whole Effluent Toxicity Methods."] \|Date=2018-04-19 \|Author= US Environmental Protection Agency, Washington, DC \|other_versions= }} == {{int:license-header}} == {{PD-USGov-EPA}} [[Category:Bioindicator...

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