Search Results for the EPA National Library Catalog

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Improving water quality standards and assessment approaches for the Upper Mississippi River : UMR Clean Water Act biological assessment implementation guidance / 2011
Improving water quality standards and assessment approaches for the Upper Mississippi River : Upper Mississippi River Clean Water Act biological assessment implementation guidance project / 2011
In vitro toxicity indicators 1994
Indicator development : seagrass monitoring and research in the Gulf of Mexico : report of a workshop held at Mote Marine Laboratory in Sarasota, FL, January 28-29, 1992 / 1994
Indicators of viruses in water and food 1978
Introduction to environmental virology 1980
Keys to water quality indicative organisms (southeastern United States) / 1968
Keys to water quality indicative organisms of the southeastern United States / 1975
Laboratory guidance and whole effluent toxicity test review criteria / 2008
Laboratory guidance and whole effluent toxicity test review criteria / 2005
Marine algae : biodiversity, taxonomy, environmental assessment, and biotechnology / 2015
Marine organisms as indicators / 1988
Maryland biological stream survey : ecological assessment of non-tidal streams sampled in 1996 / 1998
Maryland biological stream survey : ecological status of non-tidal streams in six basins sampled in 1995 / 1997
Membrane filtration applications, techniques, and problems / 1981
Methods for evaluating wetland condition # 11 : using algae to assess environmental conditions in wetlands. / 2002
Methods for evaluating wetland condition 10 using vegetation to assess environmental conditions in wetlands. [electronic resource] : 2002
Methods for evaluating wetland condition : #10 Using vegetation to assess environmental conditions in wetlands. 2002
Methods for evaluating wetland condition : #10 using vegetation to assess environmental conditions in wetlands. 2001
Methods for evaluating wetland condition : #13 biological assessment methods for birds / 2002
Methods for evaluating wetland condition : #13 biological assessment methods for birds / 2001
Mussel incubation method for monitoring organochlorine compounds in freshwater recipients of pulp and paper industry 1991
Native aquatic bacteria : enumeration, activity, and ecology : a symposium / 1979
New microbial indicators of wastewater chlorination efficiency / 1974
Northwest Indiana/Southeast Cook County GEI, environmental progress 1988-92 : a report on selected environmental indicators. 1993
Occupational and environmental chemical hazards : cellular and biochemical indices for monitoring toxicity / 1987
Organisms and biological communities as indicators of environmental quality : a symposium, the Ohio State University, March 25, 1974 1975
Peril in the ponds : deformed frogs, politics, and a biologist's quest / 2012
Physical, chemical and bacteriological water quality in Gunpowder Falls and Little Gunpowder Falls : 1965 summer survey/ 1967
Pilot study to develop assessment methods and biological indicators for tidal streams in Maryland's coastal plain 1999
Plankton : a guide to their ecology and monitoring for water quality / 2008
Practical biological indicators of human impacts in Antarctica : 16-18 March 2005, Bryan/College Station, Texas, USA. 2005
Preliminary investigation of microbial indicators in the assessment of Oregon streams 1998
Proceedings of the 1989 pollution control biologists meeting : held in Chicago, Illinois February 14-17, 1989 / 1989
Proceedings of the 1991 Midwest Pollution Control Biologists meeting : environmental indicators : measurement and assessment endpoints / 1992
Proceedings of the Symposium on the Recovery of Indicator Organisms Employing Membrane Filters / 1977
Proceedings of the workshop on biomonitoring and water quality-based limitation derivation techniques for toxic pollutants : Atlanta, Georgia, November 30 - December 1, 1982 / 1983
Real-time monitoring for toxicity caused by harmful algal blooms and other water quality perturbations. 2001
Recommended biological indices for 301(h) monitoring programs : final report / 1987
Recommended biological indices for 301(h) monitoring programs : final report / 1985
Reconnaissance survey of selenium in water and avian eggs at selected sites within the phosphate mining region near Soda Springs, Idaho, May-June, 1999 / Joseph Skorupa, Steven Detwiler, and Robert Brassfield. 1999
Resource manager's guide for using aquatic organisms to assess water quality for evaluation of contaminants 1988
Results from GLNPO's Biological Open Water Surveillance Program of the Laurentian Great Lakes 1999 / 2002
Results from the Great Lakes National Program Office's Biological Open Water Surveillance Program of the Laurentian Great Lakes for 1998 / 2000
Review of single species toxicity tests : are the test reliable predictors of aquatic ecosystem community responses? / 1999
Role of biochemical indicators in the assessment of ecosystem health : their development and validation 1985
Rotifers as monitors of heavy metal pollution in water 1974
SAB Report : evaluation of draft technical guidance on biological criteria for streams and small rivers / 1993
Special issue on coastal indicators / 2007
State of Maine Department of Environmental Protection biological monitoring and biocriteria development : program summary / 1991
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