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
Toxic Effects on Individuals, Populations and Aquatic Ecosystems and Indicators of Exposure to Chemicals. Duke, T. W; Mount, D. I.	PB85237428	1985	25 pages
Comparison of the Effects of Drilling Fluid on Macrobenthic Invertebrates Associated with the Seagrass, 'Thalassia testudinum', in the Laboratory and Field. Weber, D. E; Flemer, D. A; Bundick, C. M.	PB93131837	1992	18 pages
Results of the Drilling Fluids Research Program Sponsored by the Gulf Breeze Environmental Research Laboratory, 1976-1984, and Their Application to Hazard Assessment. Duke, T. W; Parrish, P. R.	PB84223072	1984	198 pages