Search Results for the EPA National Library Catalog

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Episodic Acidification and Associated Fish and Aquatic Invertebrate Responses in Four Catskill Mountain Streams: An Interim Report of the Episodic Response Project. 1991
Episodic Acidification and Associated Fish and Benthic Invertebrate Responses in Five Northern Appalachian Streams: An Interim Report of the Episodic Response Project. 1991
Episodic Acidification and Associated Fish and Benthic Invertebrate Responses of Four Adirondack Headwater Streams. Methods Report. 1993
Episodic Acidification and Associated Fish and Benthic Invertebrate Responses of Four Adirondack Headwater Streams: An Interim Report of the Episodic Response Project. 1991
Episodic response project : northern Applachian plateau: site description and methodology / 1992
Eriophyoid Mites: Progress and Prognoses [electronic resource] / 2010
Essential invertebrate zoology 1979
Estimating toxicity of industrial chemicals to aquatic organisms using structure activity relationships / 1994
Estuarine response to nutrient enrichment, a counterpart of eutrophication : a bibliography / 1979
Estuarine response to nutrient enrichment, a counterpart of Eutrophication : an annotated bibliography / 1979
Estuarine Response to Nutrient Enrichment. A Counterpart of Eutrophication. Volume II. An Annotated Bibliography. 1979
Evaluation of low order stream quality in central Iowa / 1997
Evaluation of Potential Confounding Factors in Sediment Toxicity Tests with Three Freshwater Benthic Invertebrates. 1994
Evaluation of site-specific criteria for copper and zinc : an integration of metal addition toxicity, effluent and receiving water toxicity, and ecological survey data. 1986
Evaluation of the problem posed by in-place pollutants in Baltimore Harbor and recommendation of corrective action / 1977
Evaluation of watershed quality in the Minnesota River basin / 1994
Examination of the Effects of Habitat Quality, Land Use, and Acidification on the Macroinvertebrate Communities of Coastal Plain Streams. 1996
Experimental embryology of marine and fresh-water invertebrates. 1971
Experimental Freshwater Microcosm Biodegradability Study of Butyl Benzyl Phthalate. 1986
Fact Sheet: Aquatox Release 1: Simulation Model for Aquatic Ecosystems 2000
Fate and biological effects of cadmium introduced into channel microcosms / 1979
Fate and biological effects of mercury introduced into artificial streams / 1976
Fate and Survival of Microbial Pest Control Agents in Nontarget Aquatic Organisms. 1993
Fate of 'Bacillus sphaericus' 2362 Spores Following Ingestion by Nontarget Invertebrates. 1991
Fate of 'Bacillus sphaericus' 2362 Spores in Nontarget Invertebrates. 1992
Fauna in soil ecosystems : recycling processes, nutrient fluxes, and agricultural production / 1997
Field guide to the Atlantic seashore : from the Bay of Fundy to Cape Hatteras / 1978
Field guide to the Atlantic seashore : invertebrates and seaweeds of the Atlantic Coast from the Bay of Fundy to Cape Hatteras ; text and illustrations / 1979
Field Manual of Techniques in Invertebrate Pathology Application and Evaluation of Pathogens for Control of Insects and other Invertebrate Pests / [electronic resource] : 2007
Field procedures for analysis of functional feedings groups of stream macroinvertebrates / 1985
Field Sampling in Estuaries: The Relationship of Scale to Variability. 1987
Field Testing and Adaptation of a Methodology to Measure 'In-Stream' Values in the Tongue River, Northern Great Plains (NGP) Region. 1978
Field Validation of Laboratory-Derived Multispecies Aquatic Test Systems. 1985
Final Report on Environmental Risk Assessment for Octamethylcyclotetrasiloxane (omcts) with Cover Letter dated 123186. 2000
Fish and fisheries management in lakes and reservoirs : technical supplement to the Lake and reservoir restoration guidance manual / 1993
Fishes and macroinvertebrates of the White and Yamba Rivers : final report on a baseline survey conducted for the Bureau of Land Mamagement / 1979
Flow-through bioassay for measuring bioaccumulation of toxic substances from sediment / 1985
Fresh-water biology. 1959
Fresh-water invertebrates of the United States / 1978
Fresh-water invertebrates of the United States / 1953
Fresh-water invertebrates of the United States : protozoa to mollusca / 1989
Freshwater biomonitoring and benthic macroinvertebrates / 1993
Freshwater invertebrate biology. 1982
Freshwater leeches (Annelida: Hirudinea) of North America / 1972
Freshwater macroinvertebrates of northeastern North America / 1990
Freshwater micro-ecosystem development and testing of substitute chemicals / 1980
Freshwater molluscs of Canada 1981
Freshwater science. 2012
Freshwater science. 2012
Freshwater snails (Mollusca: Gastropoda) of North America / 1982
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