Search Results for the EPA National Library Catalog

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Select Item	Title	Year Published
1	A comparison of Benthic macroinvertebrates collected by Dredge and Limestone substrate sampler /	1967
2	Accuracy in measurements and calibrations, 1965.	1965
3	Aerodynamic drag mechanisms of bluff bodies and road vehicles	1978
4	An introduction to the identification of chironomid larvae /	1973
5	An introduction to the identification of chironomid larvae /	1968
6	Collecting macroinvertebrates in a polluted stream using rock-filled samplers /	1967
7	Collecting Macroinvertebrates in a Polluted Stream Using Rock-Filled Samplers.	1967
8	Comparison of Benthic Macroinvertebrates Collected by Dredge and Limestone Substrate Sampler.	1967
9	Development of a portable device to collect sulfuric acid aerosol : final report /	1980
10	Development of a portable device to collect sulfuric acid aerosol : second interim report /	1978
11	Environmental problems : principles, readings, and comments	1979
12	Evaluation of Organic Contamination of Water by Reverse Osmosis Concentration System.	1982
13	Freshwater Potomac : aquatic communities and environmental stresses : proceedings of a symposium in January 1977, at College Park, Maryland /	1978
14	Influence of Sieve Mesh Size Selectivity on Benthic Invertebrate Indices of Eutrophication.	1975
15	Introduction to the Identification of Chironomid Larvae.	1968
16	Laboratory investigation of residual liquid organics from spills, leaks, and the disposal of hazardous wastes in groundwater /	1990
17	Laboratory investigation of residual liquid organics from spills, leaks, and the disposal of hazardous wastes in groundwater /	1990
18	Living with the coast of Alaska	1997
19	Macroinvertebrate collections and water quality monitoring in the Ohio River basin, 1963-1967 /	1971
20	Macroinvertibrate Collections and Water Quality Monitoring in the Ohio River Basin, 1963 - 1967.	1971
21	Methods for the assessment and prediction of mineral mining impacts on aquatic communities : a review and analysis : workshop proceedings, December 6-7, 1977, Harpers Ferry, West Virginia /	1978
22	Portable, Hand-Operated Cycle Sieve For Washing Macroinvertebrate Samples.	1976
23	Potomac estuary biological resources trends and options. Proceedings of a symposium, Alexandria, Va., June 4-6, 1975 /	1976
24	Potomac River Basin Baseline Water Quality Monitoring Network	1977
25	Potomac River Basin Baseline Water Quality Monitoring Network	1974
26	Potomac River Basin water quality status and trend assessment, 1962-1973	1975
27	Potomac River basin water quality, 1974	1977
28	Procedure for describing fish and wildlife : coding instructions for Pennsylvania	1979
29	Recommendations for the National Surface Water Monitoring Program : report two /	1980
30	Research on fish and wildlife habitat /	1982
31	Selected microcomputer programs for water quality assessments : (experimental) /	1984
32	The use of limestone-filled samplers for collecting macroinvertebrates from large streams : water pollution surveillance system application and development report # 17 /	1966
33	The use of phloxine B and rose bengal stains to facilitate sorting benthos samples /	1966
34	Use of Limestone-Filled Samplers for Collecting Macroinvertebrates from Large Streams.	1966
35	Use of Phloxine B and Rose Bengal Stains to Facilitate Sorting Benthos Samples.	1966
36	Water-supply : (considered principally from a sanitary standpoint) /	1918

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