Search Results for the EPA National Library Catalog

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Potential intertidal habitat restoration sites in the Duwamish River Estuary 1991
Predicting future introductions of nonindigenous species to the Great Lakes / 2008
Predicting future introductions of nonindigenous species to the Great Lakes / 2008
Prediction of Substrate Removal Rates of Attached Microorganisms and of Relative Contributions of Attached and Suspended Communities at Field Sites. 1988
Preliminary Evaluation of Potential Effects of Bathymetric Alterations of the Chesapeake and Delaware Canal on Striped Bass. 1992
Priorities for Coastal Ecosystem Science. 1994
Prioritization of Pesticide Active Ingredients (PAIs): Based on Commonly Known Environmental Characteristics. 1990
Probabilistic ecological risk assessment of tributyltin in the Chesapeake Bay watershed : final report / 1998
Probable causes of trends in selected living resources in the Galveston Bay system 1993
Procedures for the derivation of equilibrium partitioning sediment benchmarks (ESBs) for the protection of benthic organisms : dieldrin / 2003
Procedures for the derivation of equilibrium partitioning sediment benchmarks (ESBs) for the protection of benthic organisms : dieldrin / 2003
Procedures for the derivation of equilibrium partitioning sediment benchmarks (ESBs) for the protection of benthic organisms : PAH mixtures / 2003
Procedures for the derivation of equilibrium partitioning sediment benchmarks (ESBs) for the protection of benthic organisms : PAH mixtures / 2003
Proceedings : Delmarva Coastal Bays Conference III : tri-state approaches to preserving aquatic resources, November 12-13, 1999, Ocean City, Maryland / 2000
Proceedings of a Symposium : biological criteria research and regulation : December 12-13, 1990, Arlington, Virginia / 1991
Proceedings of symposium : biological criteria : research and regulation / 1991
Proceedings of the First National Workshop on Biological Criteria held in Lincolnwood, Illinois on December 2-4, 1987, 1988
Proceedings of the ocean dumping workshop, 106-mile site held March 28-30, 1989, Ocean City, NJ 1989
Proceedings, biostimulation - nutrient assessment workshop : October 16-17, 1973, Corvallis, Oregon / 1975
Proceedings: Galveston Bay Characterization Workshop. Held on February 21-23, 1991. 1992
Proceedings: Integrated Research Planning Meeting for Gulf of Mexico Estuaries. Held in Gulf Breeze, Florida on November 2-3, 1993. 1994
Progress in the National Estuary Program : report to Congress. 1990
Propeller Scar Monitoring Program for the Tampa Bay Estuary Program. 1996
Proposed Methods and Approaches for Numeric Nutrient Criteria for Florida's Inland Waters. 2009
Proposed Water Quality Guidance for the Great Lakes System. 1993
Protection and Restoration of Marine Life in the Inland Waters of Washington State. 1997
Puget Sound Research '95 Proceedings. Held Meydenbauer Center, Bellevue, Washington, January 12-14, 1995. 1995
QSARs for Photoinduced Toxicity: 1. Acute Lethality of Polycyclic Aromatic Hydrocarbons to 'Daphnia magna'. 1994
Quality assurance project plan for evaluating and refining the estuarine habitat assessment protocol on Puget Sound and Pacific Northwest reference sites 1993
Radioecology in Nordic limnic systems - present knowledge and future prospects. 1991
Realistic approaches to better floodplain management [Microfiche] : proceedings of the Eleventh Annual Conference of the Association of State Floodplain Managers, June 8-13, 1987, Seattle, Washington. 1987
Recommendation for the 2003 Directive on Expanded Riparian Forest Buffer Goals in the Chesapeake Watershed. 2003
Recommendations for (a) the Reauthorization of the National Invasive Species Act of 1996, and (b) the National Ballast Management Program, to Address Issues of Concern for the Chesapeake Bay Region. 2001
Recommended biological indices for 301(h) monitoring programs : final report / 1987
Regional Framework for Establishing Recovery Criteria. 1990
Regional Patterns in Three Biological Indicators of Stream Condition in Ohio. 1991
Regulatory impact analysis of the final Great Lakes water quality guidance. 1995
Regulatory impact analysis of the final Great Lakes water quality guidance. 1995
Regulatory Impact Analysis of the Proposed Great Lakes Water Quality Guidance. 1993
Removing impediments to migratory fishes in the Chesapeake Bay watershed : annual progress report 1995 / 1996
Report of the Ecological Risk Assessment Review Subcommittee: Review of the Office of Research and Development's Ecological Risk Assessment Program. 1987
Report on Pollution of Interstate Waters of the Blackstone and Ten Mile Rivers, Massachusetts-Rhode Island. 1964
Report on Pollution of the Interstate Waters of the Menominee and Brule Rivers, Michigan-Wisconsin. 1963
Report on the Illinois River System. Water Quality Goals. 1963
Report on the peer consultation workshop on selenium aquatic toxicity and bioaccumulation / 1998
Report on the Peer Consultation Workshop on Selenium Aquatic Toxicity and Bioaccumulation. 1998
Representative benthic bioindicator organisms for use in radiation effects research: Culture of Neanthes arenaceodentata (Polychaeta). 1992
Research and Quality Assurance Methods Used in the EMAP Prairie Wetlands Pilot Study. 1994
Research plan & methods manual for the Oregon wetlands study / 1993
Research strategy : Environmental Monitoring and Assessment Program. 2002
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