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Search Results for the EPA National Library Catalog
Items Found: 713
Showing: Items 201 - 250
Your Search: (SUBJECT=Aquatic ecosystems)
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Title
Year Published
201
Contaminated Marine Sediments: Water Column and Interstitial Toxic Effects.
1993
202
Contributions of Shore Erosion and Resuspension to Nearshore Turbidity in the Choptank River, Maryland.
2014
203
Correspondence between Ecoregions and Spatial Patterns in Stream Ecosystems in Oregon.
1988
204
Critical Assessment of Effects of Acidification on Fisheries in North America.
1984
205
Current Status and Historical Trends of the Estuarine Living Resources within the Corpus Christi Bay National Estuary Program Study Area. Volume 3. Project Summary.
1996
206
Danage Cases and Environmental Releases from Mines and Mineral Processing Sites.
1998
207
Defining Biological Status by Comparing with Reference Conditions (Chapter 4).
1994
208
Delaware River Basin Commission: Quality Assurance Project Plan 2001 Update.
2001
209
Delineating Bordering Vegetated Wetlands Under the Massachusetts Wetlands Protection Act. A Handbook.
1995
210
Delivering timely water quality information to your community : the Jefferson Parish-Louisiana Project.
2001
211
Deposition of air pollutants to the Great Waters : first report to Congress.
1994
212
Despite Progress, EPA Needs to Improve Oversight of Wastewater Upgrades in the Cheasapeake Bay Watershed. Evaluation Report.
2008
213
Determination and Occurrence of AHH-Active Polychlorinated Biphenyls, 2,3,7,8-Tetrachloro-p-Dioxin and 2,3,7,8-Tetrachlorodibenzofuran in Lake Michigan Sediment and Biota. The Question of Their Relative Toxicological Significance.
1990
214
Determination of rates and extent of dechlorination in PCB-contaminated sediments during monitored natural recovery /
2008
215
Determination of the Insect Growth Regulator Methoprene in Natural Waters by Capillary Gas-Liquid Chromatography.
1989
216
Developing the Tools to Meet the Nation's Monitoring Needs: The Evolution of EMAP. Third Environmental Monitoring and Assessment Program (EMAP) Research Symposium, April 8-11, 1997.
1997
217
Development and application of assessment protocols for determining the ecological condition of wetlands in the Juniata river watershed : environmental monitoring and assessment program /
1999
218
Development and Evaluation of Test Methods for Benthic Invertebrates and Sediments: Effects of Flow Rate and Feeding on Water Quality and Exposure Conditions.
1993
219
Development and Example Application of a Pilot Model for the Biogeochemical Cycling of Mercury in Watersheds: SERAFM-NPS.
2009
220
Development of a Conceptual Design for a Bay Quality Index for Tampa Bay, Florida.
1995
221
Development of a fish index of biotic integrity to assess the condition of West Virginia streams : technical support document /
2006
222
Development of IBI Metrics for Lakes in Southern New England.
1997
223
Development of index of biotic integrity expectations for the ecoregions of Indiana : II. Huron-Erie Lake Plain /
1994
224
Development of index of biotic integrity expectations for the ecoregions of Indiana, I. Central corn belt plain /
1991
225
Development of Predictive Structure-Biodegradation Relationship Models with the Use of Respirometrically Generated Biokinetic Data.
1992
226
Diatoms: Powerful Indicators of Environmental Change.
1992
227
Dioxin and furan concentrations in Puget Sound crabs /
1991
228
Dioxin-like Toxic Potency in Forster's Tern Eggs from Green Bay, Lake Michigan, North America.
1994
229
Dissolved Free Amino Acids, Combined Amino Acids, and DNA as Sources of Carbon and Nitrogen to Marine Bacteria.
1993
230
Distribution of submerged aquatic vegetation in the Chesapeake Bay and tributaries and Chincoteague Bay : 1989 /
1990
231
Distribution of Submerged Aquatic Vegetation in the Chesapeake Bay and Tributaries and Chincoteague Bay, 1986.
1986
232
Distribution of Submerged Aquatic Vegetation in the Chesapeake Bay and Tributaries and Chincoteague Bay, 1989. Draft Report.
1990
233
Distribution of Submerged Aquatic Vegetation in the Chesapeake Bay and Tributaries and Chincoteague Bay, 1992.
1993
234
Distribution of Submerged Aquatic Vegetation in the Chesapeake Bay and Tributaries and Chincoteague Bay, 1993.
1994
235
Distribution of Submerged Aquatic Vegetation in the Chesapeake Bay and Tributaries and Chincoteague Bay, 1994.
1995
236
Distribution of Submerged Aquatic Vegetation in the Chesapeake Bay and Tributaries and Chincoteague Bay-1987.
1989
237
Does mitigation work : EPA's wetlands research program is checking /
1988
238
Drilling Fluids and the Arctic Tundra of Alaska: Assessing Contamination of Wetlands Habitat and the Toxicity to Aquatic Invertebrates and Fish (Journal Version).
1988
239
Dynamic behavior of vinyl chloride in aquatic ecosystems /
1976
240
Early life-stage toxicity of copper to endangered and surrogate fish species /
2001
241
Ecological Characterization and Landscape Assessment of the Humboldt River Basin.
2013
242
Ecological condition of the Upper Chehalis Basin streams
2001
243
Ecological condition of wadeable streams of the interior Columbia basin : an EPA environmental monitoring and assessment program report /
2007
244
Ecological functions of off-channel habitat, Willamette River, Oregon : final research plan /
1997
245
Ecological Research Strategey.
1998
246
Ecological Revitalization: Turning Contaminated Properties Into Community Assets.
2009
247
Ecological Risk Assessment: Protecting Northwest Anadromous Salmonid Stocks.
1994
248
Ecological Structure among Migrant and Resident Seabirds of the Scotia-Weddell Confluence Region.
1994
249
Economic Impacts of Aquatic Invasive Species: A Review of the Literature.
2005
250
Economic Valuation of Aquatic Ecosystems.
1986
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