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Search Results for the EPA National Library Catalog
Items Found: 713
Showing: Items 651 - 700
Your Search: (SUBJECT=Aquatic Ecosystems)
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Title
Year Published
651
Total Maximum Daily Loads of Nitrogen and Phosphorus for Mattawoman Creek in Charles County and Prince George's County, Maryland.
2004
652
Total Maximum Daily Loads of Nitrogen and Phosphorus for the Baltimore Harbor in Anne Arundel, Baltimore, Carroll and Howard Counties and Baltimore City, Maryland.
2006
653
Total Maximum Daily Loads of Nitrogen and Phosphorus for the Northeast River in Cecil County, Maryland.
2004
654
Toward a watershed approach : a framework for aquatic ecosystem restoration, protection, and management.
1994
655
Toward Modeling the Ecological Effects of Chemicals Acting Jointly.
1985
656
Toward No Net Loss: A Methodology for Identifying Potential Wetland Mitigation Sites Using a Geographic Information System.
1993
657
Toxic Contaminants in Puget Sound©¢â‚¬â„¢s Nearshore Biota: A Large-Scale Synoptic Survey Using Transplanted Mussels (Mytilus trossulus).
2014
658
Toxic Contamination Sources Assessment: Task 1. Risk Assessment for Chemicals of Potential Concern and Methods for Identification of Specific Sources.
1996
659
Toxicant-Induced Mortality in Models of 'Daphnia' Populations.
1990
660
Toxicity identification evaluation : characterization of chronically toxic effluents : phase I /
1992
661
Toxicity of copper to daphnids in reconstituted and natural waters /
1976
662
Toxicity of Fluoranthene in Sediment to Marine Amphipods: A Test of the Equilibrium Partitioning Approach to Sediment Quality Criteria.
1990
663
Toxicity of Sediments and Sediment Pore Waters from the Grand Calumet River-Indiana Harbor, Indiana Area of Concern.
1993
664
Toxicological Implementations of Remediating Hazardous Wastes.
1991
665
Toxicology and Fate of Selected Industrial Chemicals in Aquatic Ecosystems with Cover Letter.
1983
666
Transmittal of final policy on biological assessments and criteria : memorandum /
1991
667
Transport and Transformation of Contaminants Near the Sediment-Water Interface. Chapter 1. Introduction.
1994
668
Trends and patterns in Section 404 Permitting requiring compensatory mitigation in Oregon and Washington, USA /
1992
669
Trends in the distribution, abundance, and habitat quality of submerged aquatic vegetation in Chesapeake Bay and its tidal tributaries : 1971 to 1991 /
1994
670
Tributyltin and Invertebrates of a Seagrass Ecosystem: Exposure and Response of Different Species.
1990
671
Understanding oil spills and oil spill response /
1999
672
Uptake of Planar Polychlorinated Biphenyls and 2,3,7,8-Substituted Polychlorinated Dibenzofurans and Dibenzo-p-dioxins by Birds Nesting in the Lower Fox River and Green Bay, Wisconsin, USA.
1993
673
Use of the mixed flask culture (MFC) microcosm protocol to estimate the survival and effects of microorganisms added to freshwater ecosystems /
1989
674
User's guide and data dictionary for Kenai Lakes Investigation Project /
1992
675
User's Guide to Chesapeake Bay Program Biological and Living Resources Monitoring Data, 2000.
2000
676
Using the Sediment Quality Triad to Characterize Toxic Conditions in the Chesapeake Bay (2002): An Assessment of Tidal River Segments in the Bohemia, Elk, Northeast, and Severn Rivers.
2005
677
Utilization of a saltwater marsh ecosystem for the management of seafood processing wastewater /
1986
678
Valuation for Environmental Policy: Ecological Benefits.
2007
679
Variability in Diatom and Chrysophyte Assemblages and Inferred pH: Paleolimnological Studies of Big Moose Lake, New York, USA.
1991
680
Volunteer Lake Monitoring Program, 1989. Volume 6. Southwestern Illinois Region.
1990
681
Volunteer Lake Monitoring Program, 1989. Volume 7. Southern Illinois Region.
1990
682
Volunteer monitoring.
1993
683
Wadeable streams assessment : a collaborative survey of the nation's streams.
2006
684
Waste Treatment Protozoa Flagellata.
1962
685
Water Chlorination Environmental Impact and Health Effects Volume 4 Book 2: Environment, Health, and Risk
1983
686
Water quality assessment of proposed effluent guidelines for the pulp, paper, and paperboard industry.
1993
687
Water quality benefits analysis for proposed pretreatment standards for existing and new sources for the industrial laundries point source category.
1997
688
Water quality benefits analysis of final effluent limitations guidelines and standards for the coastal subcategory of the oil and gas extraction industry.
1996
689
Water quality criteria and standards for the 21st century : 4th national conference /
1994
690
Water quality effects and nonpoint source control for forestry : an annotated bibliography /
1993
691
Water quality guidance for the Great Lakes system : supplementary information document (SID).
1995
692
Water-quality monitoring in the United States : 1993 report of the Intergovernmental Task Force on Monitoring Water Quality /
1994
693
Watershed 93 : a national conference on watershed management : proceedings, March 21-24, 1993, Alexandria, Virginia.
1994
694
Watershed Planning in the Albemarle-Pamlico Estuarine System. Report 6 - Use of Information Systems for Developing Subbasin Profiles.
1993
695
West Jackson County, Mississippi : constructed wetland treatment system case history.
1993
696
Wetland treatment systems : a case history : the Lakeland wetland treatment system.
1993
697
Wetland treatment systems : a case history : the Orlando Easterly Wetlands Reclamation Project.
1993
698
Wetlands and lakes as nitrogen traps. Research programme for the period 1 July 1990 - 30 June 1994.
1991
699
Wetlands as a part of reuse and disposal : Las Gallinas Valley Sanitary District.
1993
700
Wetlands from wastewater : the Hayward Marsh expansion project.
1993
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