Search Results for the EPA National Library Catalog

Items Found: 307

Showing: Items 201 - 250

Your Search: (SUBJECT=Abundance)

 
 
 

PREV 1 2 3 4 5 6 7 NEXT
Select Item Title Year Published
Nearshore fish and macroinvertebrate assemblages along the Strait of Juan de Fuca including food habits of the common nearshore fish : final report of three years' sampling, 1976-1979 / 1980
Nearshore Fish and Macroinvertebrate Assemblages Along the Strait of Juan de Fuca Including Food Habits of the Common Nearshore Fish. 1978
Niche Relationships and Population Ecology of Rainbow (Etheostoma caeruleum) and Fantail (E. flabellare) Darters in a Temporally Variable Environment. 1984
Northern Puget Sound marine mammals / 1980
Ohio Stream Regionalization Project: A Compendium of Results. 1988
Patch Size of Forest Openings and Arthropod Populations. 1991
Phytoplankton and zooplankton composition, abundance and distribution and trophic interactions : offshore region of Lakes [i.e. Lake] Erie, Lake Huron and Lake Michigan : 1985 / 1989
Phytoplankton and Zooplankton in Lakes Erie, Huron and Michigan: 1984. Volume 1. Interpretive Report. 1987
Phytoplankton Assemblages of the Nearshore Zone of Southern Lake Michigan. 1979
Phytoplankton composition and abundance in Lake Ontario during IFYGL / 1975
Phytoplankton Composition and Distribution in Saginaw Bay. 1983
Phytoplankton Composition, Abundance and Distribution in Lake Huron. 1985
Phytoplankton Species and Populations in the Pamlico River Estuary of North Carolina. 1971
Phytoplankton water quality relationships in U.S. lakes 1979
Phytoplankton water quality relationships in U.S. lakes / 1979
Phytoplankton water quality relationships in U.S. lakes / 1979
Pike Perch Breeding in the Ponds and Small Reservoirs of Moldavia (O Razvedenii Sudaka v Prudakh i Malykh Vodokhranilishchakh Moldavii). 1962
Polychaetes of the New York Bight: A Key and a Discussion of the Ecology of the Dominant Species. 1974
Population Dynamics and Interagency Management of the Bloater ('Coregonus Hoyi') in Lake Michigan, 1967-1982. 1985
Predicting and Evaluating the Effects of Acidic Precipitation on Water Chemistry and Endemic Fish Populations in the Northeastern United States. 1986
Predicting effects of an electric generating station on wetland passerine birds : Wisconsin power plant impact study / 1980
Probable causes of trends in selected living resources in the Galveston Bay system 1993
Production of arthropod pests and vectors in coal strip mine ponds / 1981
Production, mortality, and power plant entrainment of larval yellow perch in western Lake Erie / 1979
Progress Report under the 1987 Chesapeake Bay Agreement (2nd). 1989
Protection and Restoration of Marine Life in the Inland Waters of Washington State. 1997
Quality Assurance Field Operations Report for the Pilot Study Evaluating the Habitat Value of Wetland Treatment Systems. 1992
Quantitative Differences between Benthic Algal Communities Along a Depth Gradient in Lake Michigan. 1981
Record of Daily Growth in Otoliths of Atlantic Silversides, 'Menidia menidia', from Field and Laboratory. 1987
Recovery of Strait of Juan de Fuca Intertidal Habitat following experimental contamination with oil : second annual report, fall 1979-winter 1980 / 1980
Recovery of the Macrobenthos at a Dredge Site in Yaquina Bay, Oregon. 1980
Regional and Local Vegetation Patterns: The Responses of Vegetation to Subcontinental Air Masses. 1990
Regional Application of an Index of Biotic Integrity Based on Stream Fish Communities. 1984
Reoviruses in water pollution testing : final report / 1984
Report on the invertebrate megafauna sampled by trawling in the Atlantic 3800 meter low-level radioactive waste disposal site / 1983
Reproduction and distribution of fishes in a cooling lake : Wisconsin power plant impact study / 1985
Research and Quality Assurance Methods Used in the EMAP Prairie Wetlands Pilot Study. 1994
Reservoir ecosystems and western coal development in the upper Missouri River / 1977
Resource Seasonality and Fish Diets in an Illinois Stream. 1982
Response of Native Montana Grasses to Soil Water Stress. 1972
Response of Peritrichous Ciliates in Fouling Communities to Seawater-Accommodated Hydrocarbons. 1982
Responses of zooplankton and 'Chaoborus' to temephos in a natural pond and in the laboratory / 1988
Restoration of Oyster (Crassostrea virginica) Habitat for Multiple Estuarine Species Benefits. A Final Report to the Piscatauqa Region Estuaries Partnership. 2009
Sampling Larval Fish in the Littoral Zone of Western Lake Erie. 1984
Seasonal Abundance and Spatial Distribution of Lake Michigan Macrobenthos, 1964-67. 1975
Seasonal Abundance Patterns of Diatoms on 'Cladophora' in Lake Huron. 1982
Seasonal Cycles of Abundance in Zooplankton Populations of Yaquina Bay, Oregon. 1973
Seasonal Distribution and Abundance of Marine Bird Populations in the Strait of Juan de Fuca and Northern Puget Sound in 1978. 1979
Seasonal fluctuations of major diatom species at five stations across Lake Michigan : May 1970-October 1972 / 1980
Seasonal Variations of Tintinnids (Ciliophora: Oligotrichida) in Narragansett Bay, Rhode Island, U.S.A. 1982
PREV 1 2 3 4 5 6 7 NEXT

Save, Print or Email Selected Records