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Search Results for the EPA National Library Catalog
Items Found: 968
Showing: Items 351 - 400
Your Search: (SUBJECT=Fresh water)
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Title
Year Published
351
Diverse: A Fortran IV Program to Calculate Diversity Indices of Stream Bottom Organisms.
1971
352
Draft 2009 update aquatic life ambient water quality criteria for ammonia - freshwater [electronic resource].
2009
353
Drinking water regulation and health /
2003
354
Durham Urban Runoff Program 1983.
1983
355
Dynamics of the Nitrogen Cycle in Lakes.
1970
356
Early life history and feeding of young mountain whitefish /
1974
357
Ecologic Impact of the Interactions Among Microorganisms and Aquatic Contaminents in Lake Erie, Phase I and Phase II.
1971
358
Ecological aspects of used-water treatment
1975
359
Ecological Effects of Experimental Acidification on a Stream Ecosystem.
1984
360
Ecological Monitoring of Stream Systems.
1973
361
Ecological Studies of the Surface Waters of the Whitewater Creek Watershed, Walworth, Rock and Jefferson Counties, Wisconsin.
1973
362
Ecological Study of the Missouri River Prior to Channelization.
1974
363
Ecology of Floodplain Pools in the Kaskaskia River Basin of Illinois.
1973
364
Ecology of inland waters and estuaries /
1976
365
Ecology of inland waters and estuaries.
1961
366
Ecology of Patterned Boreal Peatlands of Northern Minnesota: A Community Profile.
1987
367
Ecology of Schistosome Dermatitis in Western and Northern Nevada Waters.
1969
368
Ecotox Database (AQUIRE, PHYTOTOX, and TERRETOX) (Non-VMS Data) (on Magnetic Tape).
1996
369
Ecotox Database (AQUIRE, PHYTOTOX, and TERRETOX) (Non-VMS Data) (on Magnetic Tape). (Reannoucement with New Abstract).
1996
370
Ecotox Database (AQUIRE, PHYTOTOX, and TERRETOX) (VMS Data and Programs) (on Magnegtic Tape).
1996
371
Effect of Diet on Copper Toxicity to 'Neanthes arenaceodentata' (Annelida: Polychaeta).
1985
372
Effect of Environmental Variables on Enteric Virus Survival in Surface Freshwaters.
1987
373
Effect of Exposure Time and Copper Concentration on Reproduction of the Fathead Minnow ('Pimephales promeles').
1977
374
Effect of Formation Dip on the Movement of Fresh Water Stored in Saline Aquifers.
1972
375
Effect of hydrogen sulfide on fish and invertebrates. Part I, Acute and chronic toxicity studies /
1976
376
Effect of Long-term Reduction and Diel Fluctuations in Dissolved Oxygen on Spawning of Black Crappie, 'Pomoxis nigromaculatus'.
1978
377
Effect of Water Quality and Environmental Factors on Freshwater Fish.
1970
378
Effects and fate of sewage chlorination products in phytoplankton /
1975
379
Effects of Acidic Deposition on Streams in the Appalachian Mountain and Piedmont Region of the Mid-Atlantic United States.
1993
380
Effects of Changes in Freshwater Inflow on Biological Resources of Tampa Bay Tributaries.
2004
381
Effects of Chemical Variations in Aquatic Environments. Volume II. Toxic Effects of Aqueous Aluminum to Rainbow Trout
1973
382
Effects of Chemical Variations in Aquatic Environments. Volume III. Lead Toxicity to Rainbow Trout and Testing Application Factor Concept
1973
383
Effects of copper and zinc on smoltification of coho salmon /
1977
384
Effects of Copper Sulfate on Certain Algae and Zooplankters in Winnisquam Lake, New Hampshire.
1970
385
Effects of exposure to heavy metals on selected freshwater fish : toxicity of copper, cadmium, chromium and lead to eggs and fry of seven fish species /
1976
386
Effects of Food Density and Temperature on Feeding and Growth of Young Inland Silversides ('Menidia beryllina').
1993
387
Effects of Food Density on Growth and on Patterns of Prey Depletion by Larval Silverside Fish, 'Menidia beryllina' (Cope): A Laboratory Investigation with Image Analysis.
1993
388
Effects of Heated Discharges from Gulf Power on the Temperature Regime and Biota of the Lower Escambia River.
1973
389
Effects of Hemorrhagic Stress on Several Blood Parameters in Adult Rainbow Trout ('Salmo gairdneri').
1978
390
Effects of Kraft Mill Effluent on the Sexuality of Fishes: An Environmental Early Warning.
1992
391
Effects of Nitrate and Phosphate Limitation on Cyclostat Growth of Two Freshwater Diatoms (Journal Version).
1982
392
Effects of Pentachlorophenol on Invertebrates and Fish in Outdoor Experimental Channels.
1985
393
Effects of pesticides in water; A report to the states.
1973
394
Effects of Phenol Molecular Structure on Bacterial Transformation Rate Constants in Pond and River Samples.
1983
395
Effects of Pollution on Biota of the Pigeon River, North Carolina and Tennessee.
1966
396
Effects of Pollution on Freshwater Fish.
1982
397
Effects of Pollution on Freshwater Fish.
1977
398
Effects of Pollution on Freshwater Fish.
1980
399
Effects of Pollution on Freshwater Fish.
1979
400
Effects of Pollution on Freshwater Fish.
1976
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