Relations of biological indicators to nutrient data for lakes and streams in Pennsylvania and West Virginia, 1990-98
By: by Robin A. Brightbill and Edward H. Koerkle ; in cooperation with the Pennsylvania Department of Environmental Protection and the U.S. Environmental Protection Agency.
Contributors: Koerkle, Edward H.; Geological Survey (U.S.); Pennsylvania. Dept. of Environmental Protection.; United States. Environmental Protection Agency.
Series: Water-resources investigations report ;; 03-4033
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey; U.S. Geological Survey, Branch of Information Services [distributor]
Published: 2003
Place of publication: New Cumberland, Pa; Denver, Colo
Language: eng
Number of pages: 67
Subjects: Water quality biological assessment -- West Virginia.; Water quality biological assessment -- Pennsylvania.; Nutrient pollution of water -- West Virginia.; Nutrient pollution of water -- Pennsylvania.; Biomass -- West Virginia.; Plant nutrients -- West Virginia.; Biomass -- Pennsylvania.; Plant nutrients -- Pennsylvania.
Notes: Includes bibliographical references (p. 42-44).