Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Rock Creek Lake, Jasper County, Iowa. 1976
Screening Level Probabilistic Ecological Risk Assessment of Copper and Cadmium in the Chesapeake Bay Watershed. 1997
Stable Isotope Ratios and Contaminant Concentrations in a Sewage: Distorted Food Web. 1989
Summary analysis of the North American (US portion) OECD eutrophication project : nutrient loading--lake response relationships and trophic state indices / 1978
Summer total phosphorus in lakes : a map of Minnesota, Wisconsin, and Michigan, USA / 1988
Summer total phosphorus in lakes in Minnesota, Wisconsin, and Michigan / 1988
Swanson Reservoir, Hitchcock County, Nebraska. 1976
The impact of inorganic phosphates in the environment : final report / 1978
The trophic status and phosphorus loadings of Lake Champlain / 1977
Trophic classification of lakes using LANDSAT-1 (ERTS-1) multispectral scanner data / 1976
Trophic classification of selected Illinois water bodies : lake classification through amalgamation of LANDSAT multispectral scanner and contact-sensed data / 1979
Trophic equilibrium of Lake Washington / 1977
Trophic structure modifications by planktivorous fish in aquatic microcosms / 1977
Understanding the estuary : advances in Chesapeake Bay research / 1988
Volunteer Lake Monitoring Program, 1984. Volume 2. Northwestern Illinois Region. 1985
Volunteer Lake Monitoring Program, 1984. Volume 3. Northeastern Illinois Region. 1985
Volunteer Lake Monitoring Program, 1984. Volume 4. West-Central Illinois Region. 1985
Volunteer Lake Monitoring Program, 1984. Volume 5. East-Central Illinois Region. 1985
Volunteer Lake Monitoring Program, 1984. Volume 6. Southwestern Illinois Region. 1985
Volunteer Lake Monitoring Program, 1984. Volume 7. Southern Illinois Region. 1985
Volunteer Lake Monitoring Program, 1985. Volume 1. Statewide Summary Report. 1986
Volunteer Lake Monitoring Program, 1985. Volume 2. Northwestern Illinois Region. 1986
Volunteer Lake Monitoring Program, 1985. Volume 4. West-Central Illinois Region. 1986
Volunteer Lake Monitoring Program, 1985. Volume 5. East-Central Illinois Region. 1986
Volunteer Lake Monitoring Program, 1985. Volume 6. Southwestern Illinois Region. 1986
Volunteer Lake Monitoring Program, 1985. Volume 7. Southern Illinois Region. 1986
Volunteer Lake Monitoring Program, 1986. Volume 7. Southern Illinois Region. 1987
Volunteer Lake Monitoring Program, 1987. Volume 1. Statewide Summary Report. 1988
Volunteer Lake Monitoring Program, 1987. Volume 2. Northwestern Illinois Region. 1988
Volunteer Lake Monitoring Program, 1987. Volume 3. Northeastern Illinois Region. 1988
Volunteer Lake Monitoring Program, 1987. Volume 4: West-Central Illinois Region. 1988
Volunteer Lake Monitoring Program, 1987. Volume 5: East-Central Illinois Region. 1988
Volunteer Lake Monitoring Program, 1987. Volume 7. Southern Illinois Region. 1988
Volunteer Lake Monitoring Program, 1988. Volume 3. Northeastern Illinois Region. 1989
Volunteer Lake Monitoring Program, 1988. Volume 4. West-Central Illinois Region. 1989
Volunteer Lake Monitoring Program, 1988. Volume 5: East-Central Illinois Region. 1989
Volunteer Lake Monitoring Program, 1989. Volume 1. Statewide Summary. 1990
Volunteer Lake Monitoring Program, 1989. Volume 2. Northwestern Illinois Region. 1990
Volunteer Lake Monitoring Program, 1989. Volume 4. West-Central Illinois Region. 1990
Volunteer Lake Monitoring Program, 1989. Volume 5. East-Central Illinois Region. 1990
Volunteer Lake Monitoring Program, 1991. Volume 7. Southern Region. 1991
Volunteer Lake Monitoring Program, 1992. Volume 1: Statewide Summary. 1993
Volunteer Lake Monitoring Program, 1992. Volume 2: Northwestern Illinois Region. 1993
Volunteer Lake Monitoring Program, 1992. Volume 4. West Central Illinois Region. 1993
Volunteer Lake Monitoring Program. Volume 1. Statewide Summary Report 1984. 1985
Volunteer Lake Monitoring, 1981. 1982
Volunteer Lake Monitoring, 1986. Volume 1. Statewide Summary Report. 1987
Water quality criteria research of the U.S. Environmental Protection Agency : proceedings of an EPA-sponsored Symposium on Marine, Estuarine and Fresh Water Quality, presented at the 26th annual meeting of the AIBS, August 1975 / 1976
Water quality study : Grand Lake, Shadow Mountain Lake, Lake Granby, Colorado, 1974. 1977
Watershed and point source enrichment and lake trophic state index / 1979
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