Image:Hyalella azteca.jpg
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This ¼-inch-long crustacean, Hyalella azteca, is common in aquatic systems and is used by scientists as an indicator of environmental health and water quality in streams, lakes, and other bodies of water. USDA photo by Scott Bauer. Image Number K8451-1.
This image is a work of the Agricultural Research Service, the research agency of the United States Department of Agriculture. As a work of the U.S. federal government, the image is in the public domain.
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- (del) (cur) 00:17, 5 May 2003 . . Minesweeper (Talk | contribs) . . 640×954 (183,751 bytes) (compressed version)
- (del) (rev) 17:31, 17 January 2003 . . Ellmist (Talk | contribs) . . 640×954 (327,942 bytes) (Hyalella azteca from http://www.ars.usda.gov/is/graphics/photos/)
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