Search Results for the EPA National Library Catalog

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Showing: Items 551 - 600
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Comparative Responses of Speckled Dace and Cutthroat Trout to Air-Supersaturated Water. 1981
Comparative Study of Standing Crops and of Phosphorus and Nitrogen Contents of Four Macrophyte Stream Communities. 1971
Comparative Toxicity Based on Similar Asymptotic Endpoints (Journal Version). 1988
Comparative Toxicity of Arsenic Compounds and Their Accumulation in Invertebrates and Fish. 1980
Comparative toxicity of drilling muds : role of chromium and petroleum hydrocarbons / 1980
Comparative Toxicity of Offshore and Oil-Added Drilling Muds to Larvae of the Grass Shrimp 'Palaemonetes intermedius'. 1984
Comparative Toxicity of Polyelectrolytes to Selected Aquatic Animals. 1976
Comparing Epidemiologic Studies of Ingested Asbestos for Use in Risk Assessment. 1983
Comparison and Evaluation of Field and Laboratory Toxicity Tests with Fenvalerate on an Estuarine Crustacean. 1989
Comparison and Rank of Proposed Human Health Bioaccumulation Factors for the Great Lakes Initiative. 1993
Comparison of bioassays for assessing sediment toxicity in Puget sound : final report / 1990
Comparison of Continuous and Episodic Exposure to Acidic, Aluminum-Contaminated Waters of Brook Trout ('Salvelinus fontinalis'). 1986
Comparison of Drinking Water Mutagenicity with Leaching of Polycyclic Aromatic Hydrocarbons from Water Distribution Pipes. 1987
Comparison of Field- and Laboratory-Developed Estuarine Benthic Communities for Toxicant-Exposure Studies. 1983
Comparison of Geostatistical Methods for Estimating Virus Inactivation Rates in Ground Water. 1987
Comparison of Laboratory Toxicity Test Results with Responses of Estuarine Animals Exposed to Fenthion in the Field. 1987
Comparison of Microbial Bioassays for the Detection of Aquatic Toxicants. 1983
Comparison of Ozone and Chlorine Toxicity to Three Life Stages of the American Oyster 'Crassostrea virginica'. 1981
Comparison of static-replacement and flow-through bioassays using duckweed 'Lemna gibba' G-3 / 1981
Comparison of System Design and Reproducibility to Estimate Bioconcentration of Di-n-Hexylphthalate By 'Daphnia magna'. 1985
Comparison of the Effects of Drilling Fluid on Macrobenthic Invertebrates Associated with the Seagrass, 'Thalassia testudinum', in the Laboratory and Field. 1992
Comparison of the Physiological Condition of the Blue Mussel, 'Mytilus edulis', After Laboratory and Field Exposure to a Dredged Material. 1987
Comparison of the Relative Sensitivity of Three Benthic Invertebrates to Copper-Contaminated Sediments from the Keweenaw Waterway. 1993
Compendium of Current Monitoring Programs in Tampa Bay and Its Watershed. 1992
Comprehensive Conservation and Management Plan: Albemarle-Pamlico Estuarine Study. Technical Document, November 1994. 1994
Computer Interfaced Toxicity Testing System for Simulating Variable Effluent Loading. 1984
Computerized Risk and Bioaccumulation System (Version 1.0). 1991
Concentration factors and transport models for radionuclides in aquatic environments : a literature report / 1976
Concentration of metal pollutants in bacterial biofilms and inhibition of oyster settlement and metamorphosis 1997
Connecticut River Microbiology, October 1965-September 1969. 1970
Contaminant body burdens in mesopelagic fish (Myctophidae) collected near the 106-mile site : final report. 1992
Contaminant Effects in Marine/Estuarine Systems: Field Studies and Scaled Simulations. 1994
Contaminated Marine Sediments: Assessment and Remediation. 1990
Contaminated Marine Sediments: Water Column and Interstitial Toxic Effects. 1993
Contaminated Sediments News: Number 5, April, 1992. 1992
Contamination of Fish by 2,3,7,8-Tetrachlorodibenzo-P-Dioxin: A Survey of Fish from Major Watersheds in the United States. 1989
Continuous Flow Bioassay System for the Exposure of Marine Organisms to Oil. 1977
Continuous-Flow Toxicity Bioassay of Oil Refinery Effluents. 1963
Contribution of Ammonia, Metals and Nonpolar Organic Compounds to the Toxicity of Sediment Interstitial Water from an Illinois River Tributary. 1991
Control of Spillage of Hazardous Polluting Substances. 1970
Controlled Clinical Evaluations of Chlorine Dioxide, Chlorite and Chlorate in Man. 1982
Coplanar PCB and Metal Residues in Dolphins from the U.S. Atlantic Coast Including Atlantic Bottlenose Dolphin Obained during the 1987/88 Mass Mortality. 1994
Copper : ambient water quality criteria. 1978
Copper Toxicity to Sperm, Embryos and Larvae of Topsmelt 'Atherinops affinis', with Notes on Induced Spawning. 1991
Cost-effectiveness analysis of proposed effluent limitations guidelines and standards for the pesticide manufacturing industry / 1992
Crabs (Arthropoda: Crustacea: Decapoda: Brachyura). 1979
Criteria document : aldrin/dieldrin. 1976
Criteria document : benzidine / 1976
Criteria document : toxaphene. 1976
Criteria document for DDT (DDD, DDE). 1976
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