Search Results for the EPA National Library Catalog

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Screening of Candidate Species for Development of Standard Operating Procedures for Aquatic Toxicity Testing with Resident Chesapeake Bay Biota. 1994
Single Laboratory Evaluation of the Hydrogen Oxidation Soil Bioassay. 1984
Smoothing of Breeding Bird Survey Data to Produce National Biodiversity Estimates. 1996
Standard operating procedures for conducting acute and chronic aquatic toxicity tests with Eurytemora affinis, a Calanoid copepod / 1998
State of Utah, Phase I: EPA Clean Lakes Study Diagnostic and Feasibility Report, Minersville Reservoir 1995
Status of development of water quality criteria and advisories / 1989
Stautus and temporal trends in benthic macroinvertebrate communities as an indicator of water quality at Maryland's core monitoring stations, 1976-1992. 1996
Study of children's blood-lead levels within families / 1978
Study of children's blood-lead levels within families / 1978
Surface Waters Component of the Environmental Monitoring and Assessment Program (EMAP): An Overview. 1992
Survival, Blood Osmolality, and Gill Morphology of Juvenile Yellow Perch, Rock Bass, Black Crappie, and Largemouth Bass Exposed to Acidified Soft Water. 1989
Technical synthesis : scientific issues relating to temperature criteria for salmon, trout and char native to the Pacific northwest : a summary report submitted to the Policy Workgroup of the EPA Region 10 Water Temperature Criteria Guidance Project / 2001
Technical synthesis : scientific issues relating to temperature criteria for salmon, trout and char native to the Pacific northwest : a summary report submitted to the Policy Workgroup of the EPA Region 10 Water Temperature Criteria Guidance Project / 2001
Texture Analysis Riparian Coniferous Forest ADAR Imagery to Identify Potential Ecological Indicators for Monitoring. 1998
The Great Lakes fish monitoring program : a technical and scientific model for interstate environmental monitoring. 1990
The Indicator development strategy for the Environmental Monitoring and Assessment Program / 1992
The Indicator development strategy for the Environmental Monitoring and Assessment Program / 1991
Time Series Satellite Data to Identify Vegetation Response to Stress as an Indicator of Ecosystem Health. 1995
Total Maximum Daily Loads of Fecal Coliform for the Restricted Shellfish Harvesting Areas in the St. Mary's River Basin in Saint Mary's County, Maryland. 2004
Transmittal of final policy on biological assessments and criteria : memorandum / 1991
Use of Quantitative Two-Dimensional Gel Electrophoresis to Analyze Changes in Alveolar Macrophage Proteins in Humans Exposed to Ozone. 1989
Utilization of Topsmelt, 'Atherinops affinis', in Environmental Toxicology Studies along the Pacific Coast of the United States. 1993
Validity of ambient toxicity tests for predicting biological impact, Ohio River, near Wheeling, West Virginia / 1986
Variability in Diatom and Chrysophyte Assemblages and Inferred pH: Paleolimnological Studies of Big Moose Lake, New York, USA. 1991
Waste Treatment Protozoa Flagellata. 1962
What can biological monitoring tell us about the environmental health of aquatic ecosystems / 1989
Zoomicrobial Indicators of Water Pollution. 1972
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