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Search Results for the EPA National Library Catalog
Items Found: 966
Showing: Items 901 - 950
Your Search: (SUBJECT=Fresh water)
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Title
Year Published
901
Toxaphene : ambient water quality criteria.
1978
902
Toxic effect of water soluble pollutants on freshwater fish.
1977
903
Toxic Effects of Cadmium on Three Generations of Brook Trout (Salvelinus fontinalis).
1976
904
Toxic effects of zinc on fathead minnows Pimephales promelas in soft water /
1978
905
Toxicity and Bioaccumulation of Cadmium and Lead in Aquatic Invertebrates.
1978
906
Toxicity and metabolism studies with EPA priority pollutants and related chemicals in freshwater organisms {MICROFICHE}
1983
907
Toxicity of Ammonia to Early Life Stages of the Green Sunfish (Lepomis cyanellus).
1984
908
Toxicity of Bromate to Striped Bass Ichthyoplankton ('Morone saxatilis') and Juvenile Spot ('Leiostomus xanthurus').
1981
909
Toxicity of chlorinated power plant condenser cooling waters to fish /
1976
910
Toxicity of DDT food and water exposure to fathead minnows /
1976
911
Toxicity of diazinon to brook trout and fathead minnows /
1977
912
Toxicity of Synthetic Pyrethroids to Freshwater Invertebrates.
1989
913
Toxicity of Textile Mill Effluents to Freshwater and Estuarine Algae, Crustaceans and Fishes.
1980
914
Toxicity to Fathead Minnows of Endrin in Food and Water.
1978
915
Toxicity, bioconcentration, and metabolism of five herbicides in freshwater fish /
1983
916
Transduction of Linked Chromosomal Genes between 'Pseudomonas aeruginosa' Strains during Incubation In situ in a Freshwater Habitat.
1990
917
Trophic structure modifications by planktivorous fish in aquatic microcosms /
1977
918
Turbulent Mixing in Aquatic Microcosms.
1980
919
Turnover of Extracellular DNA in Eutrophic and Oligotrophic Freshwater Environments of Southwest Florida.
1989
920
Understanding oil spills and oil spill response /
1999
921
Underwater and floating-leaved plants of the United States and Canada /
1967
922
Upconing of a salt-water/fresh-water interface below a pumping well
1985
923
Uptake and Depuration Studies of PCDDs and PCDFs in Freshwater Fish.
1986
924
Uptake of Toxic Water Pollutants (PCB) by Lake Trout.
1973
925
Use of Aquatic Plants in the Rehabilitation of Acid Polluted Streams.
1972
926
Use of Bioassays in Determining the Toxicity of Sediment to Benthic Organisms.
1985
927
Use of Ecoregions in Biological Monitoring.
1992
928
Use of exposure units for estimating aquatic toxicity of organophosphate pesticides /
1977
929
Use of historical data sets to determine causes of variability and long term trends in the abundance of white perch in the York and Choptank Rivers
1990
930
Use of Linear Free Energy Relationships and an Evaluative Model to Assess the Fate and Transport of Phthalate Esters in the Aquatic Environment.
1980
931
Use of Respiratory-Cardiovascular Responses of Rainbow Trout ('Salmo gairdneri') in Identifying Acute Toxicity Syndromes in Fish Part 3. Polar Narcotics.
1989
932
Use of the Amphipod Crustacean 'Hyalella Azteca' in Freshwater and Estuarine Sediment Toxicity Tests.
1988
933
Use of the mixed flask culture (MFC) microcosm protocol to estimate the survival and effects of microorganisms added to freshwater ecosystems /
1989
934
Validity of laboratory tests for predicting copper toxicity in streams /
1976
935
Verhandlungen der Internationalen Vereinigung fèur Theoretische und Angewandte Limnologie.
1922
936
Vertebral Dysplasia in Young Fish Exposed to the Herbicide Trifluralin.
1979
937
Warmwater stream alteration in Iowa: extent, effects on habitat, fish, and fish food, and evaluation of stream improvement structures : (summary report) /
1976
938
Warmwater Streams Symposium : a national symposium on fisheries aspects of warmwater streams : proceedings of a symposium held at the University of Tennessee, Knoxville, Knoxville, Tennessee, 9-11 March, 1980 /
1981
939
Waste Investigations, Semet-Solvay Division, Allied Chemical and Dye Corporation, Tonawanda, New York. Part I. Waste Survey Report. Part II. Bioassay Investigations.
1956
940
Water Chemistry and Fish Community Responses to Episodic Stream Acidification in Pennsylvania, USA.
1992
941
Water futures : assessment of long-range patterns and problems /
1997
942
Water in crisis : a guide to the world's fresh water resources /
1993
943
Water plants of the world : a manual for the identification of the genera of freshwater macrophytes /
1974
944
Water Pollution Control Sewage Treatment Water Treatment. Selected Biological References.
1963
945
Water quality benefits analysis for proposed pretreatment standards for existing and new sources for the industrial laundries point source category.
1997
946
Water quality conditions in the Chesapeake Bay system /
1972
947
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
948
Water Quality Criteria to Protect the Fish Population Directly Below Sewage Outfalls.
1971
949
Water quality criteria, 1972 : a report of the Committee on Water Quality Criteria, Environmental Studies Board, National Academy of Sciences, National Academy of Engineering, Washington, D.C., 1972.
1974
950
Water Quality Criteria. Report of the National Technical Advisory Committee to the Secretary of the Interior.
1968
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