Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Midwestern wetland flora : field office guide to plant species / 1997
Minimum oxygen levels survived by stream invertebrates 1974
Mining and the freshwater environment 1988
Missouri Naiades : a guide to the mussels of Missouri / 1995
Modeling the fate of toxic organic materials in aquatic environments / 1982
Modeling the fate of toxic organic materials in aquatic environments / 1982
Modeling the fate of toxic organic materials in aquatic environments / 1982
Monetary values of freshwater fish and fish-kill counting guidelines / 1982
Mosquito Control Pesticides: Adverse Impacts to Freshwater Aquatic and Marine Organisms. 1991
Multilevel Pumping Wells as a Means for Remediating a Contaminated Coastal Aquifer. 1992
Multiyear synthesis of the fish component from 1993 to 2002 for the Long Term Resource Monitoring Program / 2005
Multiyear synthesis of the macroinvertebrate component from 1992 to 2002 for the Long Term Resource Monitoring Program / 2004
National list of plant species that occur in wetlands : national summary / 1988
National list of plant species that occur in wetlands : south plains (region 6) / 1988
National list of plant species that occur in wetlands Northeast (Region 1) / 1988
National list of plant species that occur in wetlands northwest (region 9) / 1988
National list of plant species that occur in wetlands. Southeast (Region 2) / 1988
National Recommended Water Quality Criteria, 2009. 2009
Naturally occurring organic compounds and algal growth in a eutrophic lake 1975
Near shore plants of Lake Whatcom, Northwest Washington 1972
New Hampshire Estuaries Project: Hydrologic Parameters for New Hampshire's Estuaries, 2007. 2007
New Hampshire Estuaries Project: Summary of Freshwater Monitoring Programs in New Hampshire's Coastal Watershed. Recommendations for the NHEP Monitoring Program. 2004
New Zealand journal of marine and freshwater research. 1967
Nine Toxicity Studies on Diisopropylamine with Cover Letter dated 02/22/1988. 1988
Ninety-Six Hour Toxicity Test with the Freshwater Alga (Selenastrum capicomutum). 2005
Ninety-Six Toxicity Test with the Freshwater Algae (Selenastrum Capricornutum). 2005
Nitrogen and phosphorus limitation of phytoplankton in northeastern Minnesota lakes / 1992
Nitrogen recycling in the Chowan River 1976
Non-Regulated Study: Acute Toxicity of Dow Corning 2-1870 Microemulsion to the Bluegill Sunfish, Lepomis Macrochirus Rafinesque-Range Finding Study, with Cover Letter dated 08/24/1998. 1998
Nonindigenous fishes introduced into inland waters of the United States / 1999
Nonindigenous freshwater organisms : vectors, biology, and impacts / 2000
Nordic journal of freshwater research. 1988
Northeast wetland flora : field office guide to plant species / 0
Northern fishes with special reference to the Upper Mississippi Valley / 1960
Northern fishes; with special reference to the Upper Mississippi Valley 1974
Northwest Dade County Freshwater Lake Plan Implementation Committee 1995 progress report. 1995
Notes on Mayfly Nymphs from Northeastern Minnesota Which Key to 'Stenonema vicarium' (Ephemeroptera: Heptageniidae). 1978
Nutrient and chlorophyll relations in selected streams of the New England Coastal Basins in Massachusetts and New Hampshire, June-September 2001 2003
Nutrient and multi-species criteria standard for the Chowan River, North Carolina 1982
Nutrient sources for algae and their control / 1972
Nutrients and primary production in a warm-water stream / 1969
Oil in freshwater : chemistry, biology, countermeasure technology : proceedings of the Symposium of Oil Pollution in Freshwater, Edmonton, Alberta, Canada 1987
Oligohaline Areas in Tampa Bay Tributaries: Spatial Extent and Species Lists. 1992
Oregon, USA, ecological regions and subregions for water quality management / 1991
Ovarian Mycosis in the Topsmelt 'Atherinops affinis'. 1991
Overview of Case Studies on Recovery of Aquatic Systems from Disturbance. 1990
Para-tert-butyl Benzoic Acid: Acute Toxicity (salmo Gairdneri, Daphnia Magna and Selenastrum Capricornutum) and Octanol/water Partition Coef. W/letter. 1986
Parasites of North American freshwater fishes 1999
Pathogenic Naegleria : distribution in nature / 1979
Pathogenic Naegleria : distribution in nature / 1979
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