Search Results for the EPA National Library Catalog

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Ecological health in the nation's streams, 1993-2005 / 2013
Ecological indicators of water quality in the Spokane River, Idaho and Washington, 1998 and 1999 2003
Ecological perspective on in-stream temperature: natural heat dynamics and mechanisms of human-caused thermal degradation / 2001
Ecological recovery of re-aligned stream channels : study report / 1974
Ecological restoration : a tool to manage stream quality. 1995
Ecological studies of an experimental stream : September 1, 1960 through August 21, 1963 : progress report / 1963
Ecological survey of the Hudson River 1968
Ecological survey of the Hudson River : progress report number 2 / 1966
Ecology and assessment of warmwater streams workshop synopsis / 1990
Ecology and pollution of mountain waters : a case study of Bhagirathi River / 1990
Ecology of dam removal : a summary of benefits and impacts / 2002
Ecology of pools 11-13 of the upper Mississippi River : a community profile / 1986
Ecology of pools 19 and 20, upper Mississippi River : a community profile / 1986
Ecology of running waters 2001
Ecology of the lower Colorado River from Davis Dam to the Mexico-United States international boundary : a community profile / 1988
Ecology of the Navasota River, Texas 1973
Ecosystematic study of the South River, Virginia. 1972
Effects of biologically treated bleached kraft mill effluent on cold water stream productivity in experimental stream channels : fifth progress report. 1989
Effects of cadmium on streams and irrigated agriculture in the presence and absence of oil shale leachate 1983
Effects of channelization of the Luxapalila River on fish, aquatic invertebrates, water quality, and furbearers 1976
Effects of chemical variations in aquatic environments / 1973
Effects of Flow Augmentation on Channel Morphology and Riparian Vegetation in the upper Arkansas River Basin, Colorado 1997
Effects of global warming on trout and salmon in U.S. Streams 2002
Effects of pollutional conditions on stream organisms with especial emphasis on stonefly naiads / 1979
Effects of streambank fencing on stream ecosystem integrity : interim report / 1997
Effects of suction dredging on streams : a review and evaluation strategy / 1995
Effects of urbanization on stream ecosystems / 2005
Effects of volcanic ash on the benthic environment of a mountain stream, northern Idaho 1983
EMAP surface waters : Mid-Atlantic highlands, 1993 streams data summary. 1995
Enteric bacterial degradation of stream detritus, 1971
Entering the watershed : a new approach to save America's river ecosystems / 1993
Entering the watershed : an action plan to protect and restore America's river ecosystems and biodiversity : a report to Congress / 1993
Environmental assessment and habitat evaluation of the Upper Great Lakes connecting channels 1991
Environmental flows : saving rivers in the third millennium / 2012
Environmental impact assessment of the Hudson River ecosystem : multiple case study and data base review / 1985
Environmental impacts of barriers on rivers entering the Bay of Fundy : report of an ad-hoc Environment Canada working group / 1999
Environmental monitoring and assessment program surface waters : field operations and methods for measuring the ecological condition of wadeable streams / 1995
Environmental monitoring and assessment program surface waters : field operations and methods for measuring the ecological condition of wadeable streams / 1998
Environmental monitoring and assessment program surface waters and Region 3 regional environmental monitoring and assessment program : 1994 pilot field operations and methods manual for streams / 1994
Environmental monitoring and assessment program surface waters field operations and methods for measuring the ecological condition of wadeable streams / [microform] : 1998
Environmental monitoring and assessment program- surface waters : field operations and methods for measuring the ecological condition of non-wadeable rivers and streams / 2000
Environmental monitoring and assessment program-surface waters : western pilot study field operations manual for wadeable streams / 2000
Environmental monitoring and assessment program-surface waters : western pilot study: field operations and methods for non-wadeable rivers and streams / 2000
Environmental studies of Coffeen Lake second annual report to Central Illinois Public Service Company / 1980
Escambia River, Florida : vicinity of the Chemstrand Corporation Plant, Fall, 1952-Spring, 1953 : stream survey report for the E.I. du Pont de Nemours & Company. 1953
Evaluation of low order stream quality in central Iowa / 1997
Experimental Stream Facility : design and research : providing research solutions to manage water quality. 2011
Eye on Maryland streams : a quarterly newsletter on the Maryland Biological Stream Survey published by the Maryland Department of Natural Resources, Chesapeake Bay Research & Monitoring Division / 1994
Field guide to rivers of North America / 2010
Field guide to Wisconsin streams : plants, fishes, invertebrates, amphibians, and reptiles / 2014
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