<p>As water cascades down the spillway, it crashes into the spill basin where the water becomes turbulent and extremely oxygenated. At intervals on Saturday, the highly agitated water shot up six to eight feet above the basin. It is this process of highly oxygenated water, called gas-bubble trauma, that concerns fisheries biologists and its effects on various species.</p>
July 3, 2012
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July 3, 2012 4:34 p.m.
Libby Dam reaching maximum pool; coping with record rain
Corps increases output to 75,000 cubic feet per second
The U.S. Army Corps of Engineers has ramped up flows from Libby Dam even higher to prevent Lake Koocanusa from reaching full pool, but the higher flows continue to cause flooding at Bonners Ferry, Idaho.