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
Episodic Acidification and Associated Fish and Benthic Invertebrate Responses of Four Adirondack Headwater Streams: An Interim Report of the Episodic Response Project. Kretser, W. A; Simonin, H. A; Bath, D. W; Baldigo, B. P; DiTommaso, D.	PB91176065	1991	121 pages
Episodic Acidification and Associated Fish and Aquatic Invertebrate Responses in Four Catskill Mountain Streams: An Interim Report of the Episodic Response Project. Murdoch, P. S; Bonitz, C. E; Eakin, K. W; Ranalli, A. J; Witt, E. C.	PB91216382	1991	60 pages
Episodic Acidification and Associated Fish and Benthic Invertebrate Responses of Four Adirondack Headwater Streams. Methods Report. Kretser, W. A; Simonin, H. A; Bath, D. W; Gallagher, J; Olson, M. L.	PB94105368	1993	43 pages
How Much Acidification Has Occurred in Adirondack Region Lakes (New York, USA) since Preindustrial Times. Cumming, B. F; Smol, J. P; Kingston, J. C; Charles, D. F; Birks, H. J. B.	PB92180371	1992	18 pages
EPA PUBLICATIONS BIBLIOGRAPHY: QUARTERLY ABSTRACT BULLETIN. JANUARY-MARCH 1994.	PB94904201	1994	117 pages