Analysis of dissolved selenium loading for selected sites in the Lower Gunnison River basin, Colorado, 1978-2005 [electronic resource] / by Judith C. Thomas, Kenneth J. Leib, and John W. Mayo ; prepared in cooperation with Colorado Department of Public Health and Environment.
Imprint
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2008.