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Sanguine, W. L. (1985). Channel modification for fish passage on Umatilla River. Final report. U.S. Department of Energy, Report DOE/BP/15807-T1.
This report describes the construction of modifications to the bed of the Umatilla River and to the Threemile Dam fish ladder to improve fish passage during periods of low flow. The report also provides a preliminary assessment of the effectiveness of the modified channel in improving fish passage.
U.S. Department of the Interior |
U.S. Geological Survey
URL: http://umesc.usgs.gov/URL: http://umesc.usgs.gov/data_library/fisheries/fish_passage/sanguine.html
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November 3, 2015