Search Results for the EPA National Library Catalog

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Aquatic vegetation monitoring in Pool 8 of the Upper Mississippi River System, May-August 1995 / 1997
Aquatic-use pattern for silvex / 1973
AQUIRE: Aquatic Toxicity Information Retrieval Data Base. 1989
Aquqtic Toxicity Information on VAX VMS Backup (ACQUIRE for VMS). 1991
Are there plants in your wetland? : revegetating wetlands / 2000
Artificial Sediments for Use in Tests with Wetland Plants. 1990
Assessment of the effects of chlorinated seawater from power plants on aquatic organisms / 1978
ASTER: An Integration of the ACQUIRE Data Base and the QSAR System for Use in Ecological Risk Assessments. 1991
Atlas of vascular plant species distribution maps for tidewater Maryland / by William S. Sipple, Wetlands Permit Section . 1978
Australian surveys (1985-1992) for insect biological control agents of Hydrilla verticillata 1996
Basin-specific characterizations of Chesapeake Bay living resources status / 1994
Baywide Nutrient Reduction Strategy: Chesapeake Bay Program. Agreement Commitment Report. 1988
Bibliography of Maryland's tidal wetlands (marshes-swamps) 1978
Bioassay procedures for the ocean disposal permit program / 1978
Biodiversity of Iowa aquatic habitats / {electronic resource} : 2000
Biological Associated Problems in Freshwater Environments. Their Identification, Investigation and Control. 1967
Biological availability of pollutants to marine organisms / 1978
Biological Control of Water Weeds with Plant Pathogens. 1973
Biological Effects of Continuous and Intermittent Dosing of Outdoor Experimental Streams with Chlorpyrifos. 1985
Biological Effects of Effluent from a Desalination Plant at Key West, Florida. 1970
Biological Effects of Oil Pollution. Selected Bibliography II. 1972
Biological Fixation and Transformation of Nitrogen in Small Impoundments. 1970
Biology of submerged aquatic macrophyte communities in the lower Chesapeake Bay (volume III) : project summary. 1983
Biostratigraphy of Chesapeake Bay and its tributaries : a feasibility study / 1980
Botanical reconnaissance of Mountain Pond Research Natural Area / 1994
Catalogue of cultivated aquatic organisms / 1974
Causes and Relief of Hyper-Euthrophication of Lakes. 1966
Changes in the Submarine Light Regime for the Southern Indian River Lagoon and How Light Is Affected by Over-the-Water Structures. 1994
Changes in Water Environment Resulting from Aquatic Plant Control. 1970
Characterizing the Chesapeake Bay Ecosystem and Lessons Learned. 1987
Chemical accumulation in plant tissues from aqueous exposure / 1989
Chesakeake Bay: A Profile of Environmental Change. 1983
Chesapeake Bay : introduction to an ecosystem. 2004
Chesapeake Bay : research summary. 1980
Chesapeake Bay baseline data acquisition : submerged aquatic vegetation report. 1978
Chesapeake Bay Basin Monitoring Program Atlas: Volume 2: Biological and Living Resource Monitoring Programs 1989
Chesapeake Bay Basinwide Toxics Reduction Strategy: An Agreement Commitment Report from the Chesapeake Executive Council. 1988
Chesapeake Bay Executive Council Directive: Submerged Aquatic Vegetation Goals. 1993
Chesapeake Bay Introduction to an Ecosystem. 2000
Chesapeake Bay living resources 1995-96 : living resources subcommittee biennial report / 1997
Chesapeake Bay nutrients, light and SAV : relationships between water quality and SAV growth in field and mesocosm studies / 1995
Chesapeake Bay Policy for the Introduction of Non-Indigenous Aquatic Species. 1993
Chesapeake Bay Program : technical report summaries / 1982
Chesapeake Bay program technical studies : a synthesis / 1982
Chesapeake Bay Submerged Aquatic Vegetation Water Quality and Habitat-Based Requirements and Restoration Targets. A Second Technical Synthesis. 2000
Chesapeake Bay Waterfowl Policy and Management Plan (Agreement Committment Report). 1990
Chesapeake Bay watershed development policies and guidelines : an agreement commitment report from the Chesapeake Executive Council. 1989
Chesapeake Bay, Submerged Aquatic Vegetation Habitat Requirements and Restoration Targets: A Technical Synthesis, U.S. Environmental Protection Agency, December 1992. 0
Chesapeake Bay: Introduction to an Ecosystem, January 1982. 1982
Chlorinated Hydrocarbon Pesticides and Mercury in Coastal Biota, Puerto Rico and the U.S. Virgin Islands-1972-74. 1975
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