National Technical Reports Library

The National Technical Information Service acquires, indexes, abstracts, and archives the largest collection of U.S. government-sponsored technical reports in existence. The NTRL offers online, free and open access to these authenticated government technical reports. Technical reports and documents in its repository may be available online for free either from the issuing federal agency, the U.S. Government Publishing Office’s Federal Digital System website, or through search engines.

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Title/Authors	Accession Number	Publication Year	Page Count
Recovery of Macroinvertebrates by Screening in the Field: A Comparison between Coarse (1.18 mm)- and Fine (0.60 mm)-Mesh Sieves. Long Term Resource Monitoring Program. Dukerschein, J. T; Gent, R; Sauer, J.	PB97180129	1997	20 pages
Procedures for Initiating Narrative Biological Criteria.	PB93152585	1992	22 pages
Macroinvertebrate Field and Laboratory Methods for Evaluating the Biological Integrity of Surface Waters. Klemm, D. J; Lewis, P. A; Fulk, F; Lazorchak, J. M.	PB91171363	1990	272 pages
Index to EPA Test Methods. May 2000 Revised Edition. Nelson, P.	PB2000106296	2000	88 pages
Index to EPA Test Methods, April 2003 Revised Edition. Nelson, P.	PB2005107497	2003	90 pages
Index to EPA Test Methods. Nelson, P.	PB2003107395	2003	90 pages
Environmental Monitoring and Assessment Program; Surface Waters: Field Operations and Methods Manual for Measuring the Ecological Condition of Wadeable Streams. Lazorchak, J. M; Klemm, D. J; Peck, D. V.	PB99139156	1998	322 pages
Handbook: Urban Runoff Pollution Prevention and Control Planning. Bingham, D; Boucher, W; Boucher, P.	PB94144623	1993	194 pages