You can also toss a fishing line in American Lake. Lake Granby, a few miles northeast of the town of Granby, is Colorado's third-largest body of water at more than 7,200 surface acres. With its 40 ...

CPW has confirmed the presence of invasive rusty crayfish in the West Fork Little Thompson River, impacting Colorado's ecosystems.

Rusty crayfish, an aquatic nuisance and an invasive species, has been discovered in a Larimer County river south of Estes ...