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PostWysłany: Czw 5:15, 17 Lut 2011    Temat postu: The artificial floods were timed to destroy trout

The artificial floods were timed to destroy trout eggs
The artificial floods were timed to destroy trout eggs
"We only have 10 percent of the sediment entering the Grand Canyon from pre-dam time," Melis said. "We don't know actually how much sediment was required in the NHL jerseys pre-dam era to keep rebuilding and maintaining sandbars."
The study found that the population of rainbow trout spiked 800 percent in 2008 around the confluence of the Little Colorado River and Colorado River,婚纱摄影, where the NHL jerseys humpback chub is common, and continued through 2010. However, Melis said that doesn't necessarily mean that the floods washed trout, a predator of the chub, into the area.
"It could all be about timing," he said. The artificial floods were timed to NHL jerseys destroy trout eggs, and Melis and other contributors said future floods can timed to mitigate trout populations. They also recommended manually removing trout near the Little Colorado River for a time to protect the humpback chub, something that was done in 2006.
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