Search Results for the EPA National Library Catalog

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Showing: Items 801 - 850
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Shallow-water marine benthic macroinvertebrates of South Carolina : species identification, community composition, and symbiotic associations 1985
Sheboygan River and Harbor: Aquatic Ecological Risk Assessment. 1998
Short-term methods for estimating the chronic toxicity of effluents and receiving waters to freshwater organisms / 1989
Short-term methods for estimating the chronic toxicity of effluents and receiving waters to freshwater organisms / 1985
Short-term methods for estimating the chronic toxicity of effluents and receiving waters to freshwater organisms. Supplement / 1989
Short-term methods for estimating the chronic toxicity of effluents and receiving waters to marine and estuarine organisms / 1988
Significance and regulation of soil biodiversity : proceedings of the International Symposium on Soil Biodiversity, held at Michigan State University, East Lansing, May 3-6, 1993 / 1995
Simultaneous Multiple Species Testing: Acute Toxicity of 13 Chemicals to 12 Diverse Freshwater Amphibian, Fish, and Invertebrate Families. 1987
Six Acute and Chronic Toxicity Reports Regarding Butylbenzyl Phthalate. 1986
Social Recognition in Invertebrates The Knowns and the Unknowns / [electronic resource] : 2015
Soil biology as related to land use practices : proceedings of the VII International Soil Zoology Colloquium of the International Society of Soil Science (ISSS) / 1980
Some effects of spring snowmelt runoff on aquatic invertebrate populations in a high mountain stream / 1974
Some Factors Influencing the Distribution of the Snail Neritina reclivata. 1981
Some methods for the statistical analysis of samples of benthic invertebrates / 1977
Sound and the sea : a guide to northwestern neritic invertebrate zoology 1977
Spatial and temporal patterns in streamflow, water chemistry, and aquatic macroinvertebrates of selected streams in Fairfax County, Virginia, 2007-18 / 2020
Spatial Patterns of Marine Larvae as Indicators of Incipient Invasions in Great Bay, NH. A Final Report to the New Hampshire Estuaries Project. 2006
Spatio-Temporal Patterns of Foraging Success for Fishes in an Illinois Stream. 1985
Species profiles : life histories and environmental requirements of coastal fishes and invertebrates 1982
Species profiles : life histories and environmental requirements of coastal fishes and invertebrates (Gulf of Mexico) : Grass shrimp / 1985
Species profiles : life histories and environmental requirements of coastal fishes and invertebrates (South Atlantic) : white shrimp / 1984
Species profiles : life histories and environmental requirements of coastal fishes and invertebrates (South Florida) : pink shrimp / 1983
Species profiles life histories and environmental requirements of coastal fishes and invertebrates (Gulf of Mexico) : grass shrimp / 1985
Species profiles life histories and environmental requirements of coastal fishes and invertebrates (South Atlantic) : Atlantic sturgeon / 1984
Species profiles life histories and environmental requirements of coastal fishes and invertebrates (South Atlantic), American eel / 1984
Species profiles, life histories and environmental requirements of coastal vertebrates and invertebrates Pacific Ocean Region amphidromous macrofauna of Hawaiian Island streams / 1990
Species profiles: life histories and environmental requirements of coastal fishes and invertebrates (South Florida). Snook / 1983
Species-specific potential of invertebrates for toxicological research 1980
Specific production of aquatic invertebrates / 1973
Spring and Springbrook Fauna of the Piceance Basin, Colorado. 1982
St. Croix River, Maine : qualitative macroinvertebrate study / 1979
St. Marys River, Michigan: An Ecological Profile. 1987
Stable Isotope Ratios and Contaminant Concentrations in a Sewage: Distorted Food Web. 1989
State of the Chesapeake Bay, 1995. 1995
Static Renewal Acute Toxicity of Lubricant Additive (Confidential), Water Accomodated Fraction Study, with Cover Letter dated 02/06/1998. Sanitized. 1998
Stautus and temporal trends in benthic macroinvertebrate communities as an indicator of water quality at Maryland's core monitoring stations, 1976-1992. 1996
Stem Cells in Marine Organisms [electronic resource] / 2009
Stream reach morphology and macroinvertebrate community structure in high-quality, cold water streams / 1997
Stream reach morphology as a variable for classifying streams during bioassessments / 1998
Structure and function in the nervous systems of invertebrates 1965
Structure and Function of Copper-Stressed Aquatic Microcosms. 1984
Studies of benthic macroinvertebrates and fish in streams within EPA Region 3 for development of biological indicators of ecological condition 1997
Studies of effects of thermal pollution in Biscayne Bay, Florida / 1974
Study of Pathogenic Free-Living Amebas in Fresh-Water Lakes in Virginia. 1980
Study of the effects of stream channelization and bank stabilization on warmwater sport fish in Iowa : subproject no. 4, the effects of long-reach channelization on habitat and invertebrate drift in some Iowa streams / 1976
Sublethal effects of toxaphene on daphnids, scuds, and midges / 1980
Sublethal Neurotoxic Effects of the Fungicide Benomyl on Earthworms ('Eisenia fetida'). 1987
Suggestions regarding management planning for some vertebrate and invertebrate resources of Narragansett Bay 1992
Summary of Effects of Partially-Treated Sewage on Nearshore Environments of Southeastern Florida. 1985
Summary of state biological assessment programs for streams and rivers. 1996
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