Search Results for the EPA National Library Catalog

Items Found: 935
Showing: Items 451 - 500
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Select Item Title Year Published
Oligohaline Areas in Tampa Bay Tributaries: Spatial Extent and Species Lists. 1992
Organization and adaptation of aquatic laboratory ecosystems exposed to the pesticide dieldrin / 1982
Overview of Selected U.S. Environmental Protection Agency Ecological Research in the Prairie Pothole and Pacific Northwest Regions. 1995
Pala Tribal Wastewater System Rehabilitation Project San Diego, California. Biological Resources Technical Report. 2007
Parametric Determination of Minimum Stream Flow for Trout. 1973
Partners in Restoration: Twentieth Anniversary Portfolio. 2010
PATCH: A Spatially Explicit Life History Simulator for Terrestrial Vertebrates. 1997
Peat mining : an initial assessment of wetland impacts and measures to mitigate adverse effects / 1981
Peat mining : an initial assessment of wetland impacts and measures to mitigate adverse effects / 1981
Perspectives on the Chesapeake Bay, 1990 : advances in estuarine sciences / 1990
Perspectives on the Chesapeake Bay, 1990: Advances in Estuarine Sciences. 1990
Pesticide Inputs and Risks in Coastal Wetlands. 1993
Pesticide registration (PR) notice 87-4 : notice to manufacturers, formulators, producers and registrants of pesticide products. 1987
Physical effects of wet weather flows on aquatic habitats : present knowledge and research needs / 2003
Physical Impacts to Habitats in Tampa Bay. 1994
Phytoplankton water quality relationships in U.S. lakes / 1979
Pilot study to evaluate biological, physical, chemical, and land-use characteristics in Maryland coastal plain streams 1993
Pilot Study to Evaluate Biological, Physical, Chemical, and Land-Use Characteristics in Maryland Coastal Plain Streams. Year 2. 1995
Pintail Lake and Redhead Marsh : created wetlands in Northern Arizona. 1993
Piscataqua Region Environmental Planning Assessment: An Evaluation of Environmental Planning Efforts and Land Use Regulation as of 2009 for the Fifty Two Communities in the Piscataqua Region. 2010
Piscataqua Region Estuaries Partnership Comprehensive Conservation and Management Plan Update: Stakeholder Input and Meeting Summary Report. 2009
Playa Wetlands and Wildlife on the Southern Great Plains: A Guide to Habitat Management. 1983
Pollution control technical manual for Lurgi-based indirect coal liquefaction and SNG / 1983
Population Models for Stream Fish Response to Habitat and Hydrologic Alteration: The CVI Watershed Tool. 2004
Potential for Transduction of Plasmids in a Natural Freshwater Environment: Effect of Plasmid Donor Concentration and a Natural Microbial Community on Transduction in 'Pseudomonas aeruginosa'. 1987
PR Notice 88-1. Notice to Manufacturers, Formulators and Registrants of Pesticides. Withdrawal of PR Notices 87-4 and 87-5. 1988
Predicting effects of an electric generating station on wetland passerine birds : Wisconsin power plant impact study / 1980
Predictive Seagrass Habitat Model. 2015
Priorities for Coastal Ecosystem Science. 1994
Probability-of-Use Criteria for the Family Salmonidae. 1978
Problems of aquatic toxicology, biotesting and water quality management : proceedings of USA-Russia symposium, Borok, Jaroslavl Oblast, July 21-23, 1992 / 1996
Proceedings of the 22nd Annual Meeting, American Fisheries Society, March 11-12, 1987, Laramie, Wyoming 1987
Proceedings of the 23rd Annual Meeting, American Fisheries Society, Fort Collins, Colorodo, March 2-3, 1988 1988
Proceedings of the National Wetland Values Assessment Workshop : May 23-26, 1983, Alexandria, Virginia / 1984
Proceedings: The State of the Bay Symposium (2nd). Held on February 4-6, 1993. 1993
Proctoeces sp. (Trematoda: Digenea) in Australian Oysters, 'Saccostrea commercialis' and 'Crassostrea amasa'. 1987
Production in coastal salt marshes of southern California / 1981
Progress in the National Estuary Program : report to Congress. 1990
Propeller Scar Monitoring Program for the Tampa Bay Estuary Program. 1996
Protecting endangered species : interim measures, Mohave County, Arizona. 1990
Protecting endangered species : interim measures, Yavapai County, Arizona. 1990
Protecting endangered species : interim measures. 1990
Protecting Endangered Species: Interim Measures Emmons County, North Dakota 1991
Protecting Endangered Species: Interim Measures, Allen County, Kentucky 1994
Protecting Endangered Species: Interim Measures, Aransas County, Texas. 1990
Protecting Endangered Species: Interim Measures, Arkansas County, Arkansas 1995
Protecting Endangered Species: Interim Measures, Austin County, Texas. 1990
Protecting Endangered Species: Interim Measures, Autauga County, Alabama 1994
Protecting Endangered Species: Interim Measures, Baker County, Georgia. 1990
Protecting Endangered Species: Interim Measures, Ballard County, Kentucky 1994
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