Bibliography
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Biological Indicators of Watershed Health." Benthic Macroinvertebrates. December 20th, 2007.. U.S Environmental Protection Agency. 8 Feb 2008 <http://www.epa.gov/bioindicators/html/benthosclean.html>.
" Indicator Species." Biological Indicators of Watershed Health. Friday, November 30th, 2007.. U.S Environmental Protection Agency. 8 Feb 2008 <http://www.epa.gov/bioindicators/html/indicator.html>.
"Catalog of Aquatic Macroinvertebrates." Catalog of Aquatic Macros. 2/18/06. CAM Jr/Sr High - Battle Ground School District. 8 Feb 2008 <http://www.bgsd.k12.wa.us/hml/jr_cam/macros/amc/index.html>.