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Search Results for the EPA National Library Catalog
Items Found: 298
Showing: Items 251 - 298
Your Search: (SUBJECT=Abundance)
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Title
Year Published
251
Spatio-Temporal Fluctuations in the Distribution and Abundance of Demersal Fish and Epibenthic Crustaceans in Yaquina Bay, Oregon.
1990
252
Species Composition and Diversity of Polychaetes in the New York Bight.
1973
253
Species Diversity of Benthic Macroinvertebrates in Three Michigan Streams.
1969
254
Standard Program for Impact Assessment. Phase 1. Ichthyoplankton Sampling.
1983
255
State of the Chesapeake Bay : Second annual monitoring report /
1987
256
State of the Chesapeake Bay: Second Annual Monitoring Report, Compendium.
1987
257
Statistical Analysis of the Spatial and Temporal Variability of the Ratio Chlorophyll A to Phytoplankton Cell Volume in Saginaw Bay, Lake Huron.
1978
258
Status, Trends, and Conservation of Eelgrass in Atlantic Canada and the Northeastern United States. Report of a Workshop Held February 24-25, 2009 at Regency Hotel, Portland, Maine.
2009
259
Stochasticity in Stream Fish Communities: An Alternative Interpretation.
1984
260
Stream Fish Communities Revisited: A Case of Mistaken Identity.
1986
261
Structure of Corticolous Lichen Communities Before and After Exposure to Emissions from a 'Clean' Coal-Fired Generating Station.
1980
262
Structure of Soft-Bottom Benthic Communities in the Vicinity of the Texas Flower Garden Banks, Gulf of Mexico.
1985
263
Studies of effects of thermal pollution in Biscayne Bay, Florida /
1974
264
Submerged aquatic vegetation : distribution and abundance in the lower Chesapeake Bay and the interactive effects of light, epiphytes, and grazers /
1983
265
Sulfur Oxides Pollution Control. Federal Research and Development Planning and Programming, 1968 - 1972.
1968
266
Summary of Ohio River fishery surveys, 1968-76 /
1978
267
Survey of larval fish in the Michigan waters of Lake Erie, 1975 and 1976 /
1979
268
Survey of marine communities in Panama and experiments with oil /
1976
269
Survey of Submersed Aquatic Vegetation of the Currituck Sound and the Western Albemarle-Pamlico Estuarine System.
1990
270
Survey of the benthic invertebrates collected from the United States 2800 meter radioactive waste disposal site in the Atlantic Ocean (final report) {MICROFICHE}
1983
271
Survey of the marine benthic infauna collected from the United States radioactive waste disposal sites off the Farallon Islands, California /
1983
272
Sustaining Soil Quality by Protecting the Soil Resource.
1992
273
System-Wide Submerged Aquatic Vegetation Model for the Chesapeake Bay.
2001
274
Systematic, Quantitative, and Ecological Comparison of 'Melosira islandica' O. Muell with M. granulata' (EHR.) Ralfs from the Laurentian Great Lakes.
1981
275
The Chesapeake Bay Program : project summaries /
1979
276
The common phytoplankton genera from eastern and southeastern lakes /
1979
277
The effect of saline seep on the biota of five reservoirs in Montana /
1977
278
The limnetic zooplankton of lakes in Katmai National Monument, Alaska /
1984
279
The limnology and biota of mine spoils ponds in northwest Colorado /
1979
280
The Strait of Juan de Fuca intertidal and subtidal benthos : second annual report, Spring 1977 - Winter 1978 /
1979
281
The validity of effluent and ambient toxicity tests for predicting biological impact, Naugatuck River, Waterbury, Connecticut /
1986
282
Thermal discharge and its effect on macroinvertebrates and periphyton in the Wabash and White Rivers, Indiana /
1973
283
Toxicity of Dibutyl Phthalate-Contaminated Sediment to Laboratory- and Field-Colonized Estuarine Benthic Communities.
1986
284
Tributyltin and Invertebrates of a Seagrass Ecosystem: Exposure and Response of Different Species.
1990
285
Tritium and Radiocarbon in Hawaiian Natural Waters: Part I.
1972
286
Trophic equilibrium of Lake Washington /
1977
287
Upper Yellowstone River, Montana: Macroinvertebrate Distribution and Water Analysis 1973-1974.
1981
288
Use of small otter trawls in coastal biological surveys /
1978
289
Utilization Patterns of Intertidal Habitats by Birds in Yaquina Estuary, Oregon.
2011
290
UV exposure of coral assemblages in the Florida Keys /
2003
291
Vegetation and Pollen Relationships in Eastern Canada.
1992
292
Vertical Distribution of Profundal Benthos in Lake Superior Sediments.
1982
293
Water quality baseline assessment for the Cleveland area - Lake Erie Volume II - Fishes : The fishes of the Cleveland metropolitan area including the Lake Erie shoreline,
1975
294
Wisconsin tributary loadings to the Upper Great Lakes /
1975
295
Zooplankton Community Composition in Green Bay, Lake Michigan
1983
296
Zooplankton community composition in nearshore waters of southern Lake Michigan /
1983
297
Zooplankton grazing and population dynamics relative to water quality in southern Lake Huron /
1980
298
Zooplankton production in Lake Ontario as influenced by environmental perturbations /
1975
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