After being devastated by whirling disease in the 1990s, rainbow trout populations are increasing in most major rivers in the state, thanks to a 20-year effort by Colorado Parks and Wildlife aquatic scientists and biologists.
“It’s been a long road, but bringing back populations of fish that were essentially extirpated from Colorado can only be called a huge success,” said George Schisler, CPW’s aquatic research team leader who is based in Fort Collins.
The comeback is positive news for anglers who can once again fish for rainbows and brown trout in Colorado’s big rivers and streams. For the past 15 years brown trout have dominated most of the state’s rivers. But since last summer, anglers have reported that they are catching nice-size rainbows in the upper Colorado, Rio Grande, upper Gunnison, Poudre, East, Taylor, Arkansas and Yampa rivers and others.
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