Search Results for the EPA National Library Catalog

Items Found: 712
Showing: Items 1 - 50
Your Search: (SUBJECT=Aquatic ecosystems)

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Select Item	Title	Year Published
1	1997 atlas of Chesapeake Bay Basin biological and living resources long term monitoring programs	1997
2	2003 update of ambient water quality criteria for copper : (CAS registry number 7440-50-8) /	2003
3	A Commitment to watershed protection /	1993
4	A comprehensive list of Chesapeake Bay basin species 1997 /	1997
5	A dynamic river basin water quality model /	1991
6	A field-based aquatic life benchmark for conductivity in central Appalachian streams.	2011
7	A national assessment of landscape change and impacts to aquatic resources : a 10-year research strategy for the landscape sciences program. /	2000
8	A Natural system for wastewater reclamation and resource enhancement : Arcata, California.	1993
9	A review of single species toxicity tests : are the tests reliable predictors of aquatic ecosystem community responses? /	1999
10	Abiotic Transformation Pathways of Organic Chemicals in Aquatic Ecosystems.	1994
11	Abiotic Transformations of Toxic Organic Chemicals in the Liquid Phase and Sediments.	1988
12	Abstracts of publications and presentations, 1985-1986.	1988
13	Acid Deposition in Maryland. Summary of 1993 Research and Monitoring Results and Evaluation of Status and Trends.	1995
14	Acid-Base Characteristics of Organic Carbon in the Humex Lake Skjervatjern.	1992
15	Acid-Volatile Sulfide as a Factor Mediating Cadmium and Nickel Bioavailability in Contaminated Sediments.	1991
16	Acidic Deposition and Aquatic Ecosystems: Regional Case Studies.	1990
17	Adaptation of Aquatic Microbial Communities to Pollutant Stress.	1988
18	Agricultural insecticide runoff effects on estuarine organisms : correlating laboratory and field toxicity tests, ecophysiology bioassays, and ecotoxicological biomonitoring /	1994
19	Air pollution effects of biodiversity /	1992
20	Air quality criteria for oxides of nitrogen. Volume 2. /	1991
21	Airborne Mercury Deposition and Watershed Characteristics in Relation to Mercury Concentrations in Water, Sediments, Plankton, and Fish of Eighty Northern Minnesota Lakes.	1990
22	Airshed and Watersheds 3: A Shared Resources Workshop on the Significance of Ammonia to Coastal and Estuarine Areas. Held in Dewey Beach, Delaware on November 15-16, 2000.	2001
23	Alterations in Growth, Reproduction, and Energy Metabolism of Estuarine Crustaceans as Indicators of Pollutant Stress.	1994
24	Always a river : supplemental environmental education curriculum on the Ohio River and water grades K-12 /	1991
25	Ambient aquatic life water quality criteria for antimony(III) : draft.	1988
26	Ambient aquatic life water quality criteria for atrazine /	2003
27	Ambient Aquatic Life Water Quality Criteria for Atrazine-Draft.	2001
28	Ambient aquatic life water quality criteria for di-2-ethylhexyl phthalate : draft.	1987
29	Ambient aquatic life water quality criteria for tributyltin /	2003
30	Ambient aquatic life water quality criteria for tributyltin : draft /	1997
31	Ambient water quality criteria document : addendum for antimony.	1989
32	Ambient water quality criteria document addendum for 2, 4-dimethylphenol /	1990
33	Ambient water quality criteria document addendum for 2-chlorophenol /	1989
34	Ambient water quality criteria document addendum for acrolein. (draft report final).	1989
35	Ambient water quality criteria document addendum for acrylonitrile, (draft report final).	1989
36	Ambient water quality criteria document addendum for aldrin/dieldrin.	1989
37	Ambient water quality criteria document addendum for benzidene (draft report final).	1989
38	Ambient water quality criteria document addendum for cenphthene, (draft report final).	1990
39	Ambient water quality criteria document addendum for chlorinated napthalenes (draft report final) /	1989
40	Ambient water quality criteria document addendum for chlorinated phenols (draft report final) /	1989
41	Ambient water quality criteria document addendum for chloroakyl ethers (draft report final) /	1989
42	Ambient water quality criteria document addendum for chloroform ethers (draft report final) /	1989
43	Ambient water quality criteria document addendum for DDT, (draft report final) /	1989
44	Ambient water quality criteria document addendum for diphenylhydrazinw, (draft report final) /	1989
45	Ambient water quality criteria document addendum for ethylbenzene, (draft report final) /	1989
46	Ambient water quality criteria document addendum for fluoranthene, (draft report final) /	1990
47	Ambient water quality criteria document addendum for haloethers, (draft report final) /	1989
48	Ambient water quality criteria document addendum for hexachlorobutadiene /	1989
49	Ambient water quality criteria document addendum for hexachlorocyclopentadiene /	1989
50	Ambient water quality criteria document addendum for nitrophenols /	1989

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