Search Results for the EPA National Library Catalog

Items Found: 871
Showing: Items 201 - 250
Your Search: (SUBJECT=Populations)


 
 
 
PREV 1 2 3 4 5 6 7 8 9 10 11 12 ... 18 NEXT
Select Item Title Year Published
Declines in fish and wildlife populations : a nationwide natural resource issue as reported by the Nation's Estuary Programs. 1997
Decrease in aquatic vegetation in Europe and its consequences for fish populations 1987
Defining Regional Populations of Lakes for the Assessment of Surface Water Quality. 1989
Delta agricultural diversion evaluation 1992 pilot study / 1994
Delta agricultural diversion evaluation : summary report, 1993-1995 / 1998
Demersal fish and shellfish resources of the Eastern Bering Sea in the baseline year 1975 / 1976
Demographic and habitat requirements for conservation of bull trout 1993
Demographic characteristics of a Maine woodcock population and effects of habitat management 1988
Demographic Evaluation of the Influence of Temperature and Salinity on the Copepod 'Eurytemora herdmani'. 1985
Demographic Processes: Population Dynamics on Heterogeneous Landscapes (Chapter 7). 1993
Design and analysis methods for fish survival experiments based on release-recapture 1987
Design and evaluation of laboratory ecological system studies / 1977
Design Criteria for a Predictive Ecological Effects Modeling System. 1985
Design of a Basinwide Monitoring Program for the Tampa Bay Estuary. 1992
Design of terrecosm enclosures for use in ecorisk assessment evaluations / 1991
Design of water intake structures for fish protection 1982
Detection of Chemically Induced Aneuploidy with Plant Test Systems. 1986
Determination of Chlorinated Insecticides in Human Blood. 1967
Determination of the seasonal changes in nitrate and phosphate concentration and phytoplankton composition within selected fertilized lakes / 1994
Determining Wastewater Treatment Costs for Your Community. 1979
Developing a Health Standard from Epidemiological and Clinical Data. 1976
Developing and implementing a bird migration monitoring, assessment, and public outreach program for your community : the BirdCast project / 2001
Development of Gridded Area Source Emissions for the Twin Cities, Minnesota Air Quality Control Region. 1976
Development of IBI Metrics for Lakes in Southern New England. 1997
Development of index of biotic integrity expectations for the ecoregions of Indiana : II. Huron-Erie Lake Plain / 1994
Development of index of biotic integrity expectations for the ecoregions of Indiana : III. Northern Indiana Till Plain / 1997
Development of index of biotic integrity expectations for the ecoregions of Indiana, I. Central corn belt plain / 1991
Development of index of biotic integrity expectations for the ecoregions of Indiana, V. Eastern corn belt plain / 1998
Development of index of biotic integrity expectations for the Lake Agassiz Plain ecoregion. 1994
Development of index of biotic integrity expectations for the Wabash River. 1998
Dioxin-like Toxic Potency in Forster's Tern Eggs from Green Bay, Lake Michigan, North America. 1994
Diseases Caused by Water Contact. 1985
Distribution and abundance of fishes and invertebrates in Gulf of Mexico estuaries. Volume II, Species life history summaries. 1997
Distribution and abundance of fishes and invertebrates in mid-Atlantic estuaries. 1994
Distribution and abundance of fishes and invertebrates in North Atlantic estuaries / 1994
Distribution and derivation of the harvest 1982
Distribution and relative abundance of fishes in Wisconsin : I. Greater Rock River Basin 1982
Distribution of crab larvae in relation to some environmental conditions in the Newport River estuary, North Carolina ... 1963
Distribution of phytoplankton populations in Sandy Hook Bay and adjacent areas in relation to hydrographic conditions in June 1962 / 1966
Distribution, abundance and entrainment studies of larval fishes in the western and central basins of Lake Erie 1981
Distributional Impacts of Environmental Quality Management: The Case of Federal Grants for Water Pollution Control. 1972
Distributions of airborne agricultural contaminants relative to amphibian populations in the southern Sierra Nevada, California : research plan / 2001
Diurnal raptors on the Pawnee site / 1969
DIVERSE: a FORTRAN IV program to calculate diversity indices of stream bottom organisms, 1971
Draft Environmental Impact Statement North Carolina Barrier Islands Wastewater Management. Technical Reference Document Alternatives Development Report. 1983
Draft interim regional recovery plan for portions of three evolutionarily significant units (ESUs) of salmon and steelhead : Lower Columbia River Chinook (oncorhynchus tshawytscha), Columbia River Chum (oncorhynchus keta), and Lower Coumbia River Steelhead (oncorhynchus mykiss) within the Washington Lower Columbia Management Unit / prepared by National Marine Fisheries Service (NMFS), Northwest Region. 2005
Draft programmatic environmental impact statement for oyster restoration in Chesapeake Bay, including the use of a native and/or nonnative oyster / 2008
Drinking Water Criteria Document for Radon (Draft). 1985
Drinking Water Source and Risk of Bladder Cancer: A Case-Control Study. 1985
Dynamics of marine fish populations 1986
PREV 1 2 3 4 5 6 7 8 9 10 11 12 ... 18 NEXT

Save, Print or Email Selected Records