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Search Results for the EPA National Library Catalog
Items Found: 713
Showing: Items 251 - 300
Your Search: (SUBJECT=Aquatic Ecosystems)
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Title
Year Published
251
Ecoregional Biological Criteria.
1989
252
Ecoregions: An Approach to Surface Water Protection (Journal Version).
1988
253
Ecosystem management research in the Pacific Northwest : five-year research strategy /
1995
254
Ecosystem models of Chesapeake Bay, 1994-1996 : progress reports /
1997
255
Ecosystem process modeling of submerged aquatic vegetation in the lower Chesapeake Bay /
1994
256
Ecosystem responses to increases in solar ultraviolet-B radiation /
1989
257
Ecosystem Restoration to Restore Water Quality; An Unrealized Opportunity for Practitioners and Researchers.
2003
258
Ecosystem Services Research Program (ESRP) Albemarle-Pamlico Watershed and Estuary Study (APWES) Research Plan.
2010
259
Ecotox Database (AQUIRE, PHYTOTOX, and TERRETOX) (Non-VMS Data) (on Magnetic Tape).
1996
260
Ecotox Database (AQUIRE, PHYTOTOX, and TERRETOX) (Non-VMS Data) (on Magnetic Tape). (Reannoucement with New Abstract).
1996
261
Ecotox Database (AQUIRE, PHYTOTOX, and TERRETOX) (VMS Data and Programs) (on Magnegtic Tape).
1996
262
Ecotoxicological test systems : proceedings of a series of workshops /
1981
263
Effect of riparian areas on the ecological condition of small, perennial streams in agricultural landscapes of the Willamette Valley {Microfiche}
1997
264
Effects of a Continuous Low-Level No. 2 Fuel Dispersion on Laboratory-Held Intertidal Colonies.
1977
265
Effects of Acidic Deposition on Streams in the Appalachian Mountain and Piedmont Region of the Mid-Atlantic United States.
1993
266
Effects of Atrazine on Microcosms Developed from Four Natural Plankton Communities.
1989
267
Effects of Changes in Freshwater Inflow on Biological Resources of Tampa Bay Tributaries.
2004
268
Effects of El Nino and La Nina on Seabird Assemblages in the Equatorial Pacific.
1992
269
Effects of Fluorene on Microcosms Developed from Four Natural Communities (Journal Version).
1988
270
Effects of Mines and Valley Fills on Aquatic Ecosystems of the Central Apppalachian Coalfields.
2001
271
Effects of pond characteristics on biotic exposures /
1991
272
Effects of Stratospheric Ozone Depletion on Marine Organisms.
1989
273
Effects of Toxic Substances on Zooplankton Populations: A Great Lakes Perspective.
1988
274
Effects of Ultraviolet-B Radiation on Primary Production along Latitudinal Transects in the South Pacific Ocean.
1993
275
Effects of Ultraviolet-B Radiation on Terrestrial Plants and Marine Organisms.
1989
276
EMAP Symposium 2001: Coastal Monitoring through Partnerships: April 24-27, 2001 at the Beachside Resort and Conference Center in Pensacola Beach, Florida.
2001
277
EMAP Symposium on Western Ecological Systems: Status, Issues, and New Approaches, Held April 6-8, 1999 at Holiday Inn, Fisherman's Wharf, San Francisco, CA.
1999
278
Emerging technologies for the in situe remediation of PCB-contaminated soils and sediments : bioremediation and nanoscale zero-valent iron /
2004
279
Environment Assessment Davis Canyon Site, Utah, Volume I, II and III
1986
280
Environmental assessment of proposed effluent limitations guidelines and standards for synthetic-based drilling fluids and other non-aqueous drilling fluids in the oil and gas extraction point source category /
1999
281
Environmental indicators of water quality in the United States.
1996
282
Environmental Monitoring and Assessment Program (EMAP) : Great Lakes monitoring and research strategy /
1992
283
Environmental monitoring and assessment program (EMAP) : surface waters monitoring and research strategy, fiscal year 1991 /
1991
284
Environmental Monitoring and Assessment Program (EMAP) laboratory methods manual, estuaries.
1995
285
Environmental monitoring and assessment program : surface waters implementation plan : northeast pilot lake survey, summer 1991 /
1991
286
Environmental Monitoring and Assessment Program, EMAP-Surface Waters: A Northeast Lakes Pilot.
1991
287
Environmental Monitoring and Assessment Program. Estuaries West Indian Province 1993 Sampling. Technical Report: A Synoptic Survey of the Benthic Macroinvertebrates and Demersal Fishes of the Tampa Bay Estuarine System.
1996
288
Environmental Monitoring and Assessment Program. Estuaries West Indian Province 1993 Sampling. Volume 2. Executive Summary: A Synoptic Survey of the Benthic Macroinvertebrates and Demersal Fishes of the Tampa Bay Estuarine System.
1996
289
Environmental Protection Agency: National Coastal and Marine Policy.
1989
290
Environmental Research Laboratory : Athens, GA : 1992 highlights.
1993
291
Environmental Research Laboratory : Athens, GA : 1994 highlights /
1995
292
Environmental Software at the U.S. Environmental Protection Agency's Center for Exposure Assessment Modeling.
1989
293
Environmental Studies in the Nemunas River Basin, Lithuania /
1994
294
EPA's contaminated sediment management strategy /
1994
295
EPA's contaminated sediment management strategy /
1998
296
EPA's contaminated sediment management strategy : fact sheet.
1998
297
EPA's Office of Wetlands, Oceans and Watersheds : sustainable communities, healthy watersheds, 2009 annual report.
2010
298
EPA's Office of Wetlands, Oceans and Watersheds: Sustainable Communities Healthy Watersheds. 2010 Annual Report.
2011
299
EPALIT: A Data Management System Applied to the Control and Retrieval of Technical Reports.
1985
300
Episodic Acidification and Associated Fish and Benthic Invertebrate Responses in Five Northern Appalachian Streams: An Interim Report of the Episodic Response Project.
1991
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