In the 1990s, rainbow trout in Colorado died. A lot of them. Millions of them. Whirling disease, an imported aquatic disease first discovered in Germany in 1893, left young trout swimming in circles.

(CBS4) --State researchers and biologists declared victory this week over whirling disease, a malady that decades ago sent Colorado's rainbow trout population into a tailspin. "The wild rainbows ...

After being devastated by whirling disease in the 1990s, Colorado’s rainbow trout populations are recovering in most major rivers, Colorado Parks and Wildlife officials said. “It’s been a long road, ...

While walking along the Blue River near the Breckenridge Recreation Center Monday afternoon, March 30, Joanne Salazar noticed ...

SALIDA, Colo. (CBS4) - Aquatic biologist and volunteers are teaming up to fight back against whirling disease in our Colorado rivers and streams. It first impacted Colorado's rainbow trout in the ...

Editor’s Note: A previous version of this story inaccurately reported that native trout species had returned to the channel. While Colorado Parks and Wildlife has reported recovery of brown trout and ...

We love Colorado’s lakes and streams for the serenity they afford. And we love them for the colorful fish they keep. Here we get to know some of the state’s vast array: • Rainbow trout: While it is ...

Crusted in almonds and pan-fried. Cooked in a citrusy broth of tropical fruit. Slathered in hollandaise next to poached eggs and grits. Trout aren’t just found in Colorado’s rivers and lakes but are ...