GRAND JUNCTION, Colo. (KJCT) - On May 2, Colorado Parks and Wildlife (CPW) publicly confirmed the presence of the invasive and aggressive rusty crawfish species in the West Fork Little Thompson River.

DENVER (KDVR) — An aggressive aquatic nuisance species was found in a northeastern Colorado river. According to Colorado Parks and Wildlife, rusty crayfish have been located in the West Fork Little ...

Colorado Parks and Wildlife announced the discovery of rusty crayfish in Lake Granby. In a routine Aquatic Nuisance Species sampling done by Parks and Wildlife, multiple crayfish were found in Lake ...

Rusty crayfish, an invasive species, has been discovered in the Little Thompson River in Larimer County, Colorado. This aggressive crayfish, known for its big appetite and rapid reproduction, poses a ...

Officials in Colorado are sounding the alarm over the presence of an aggressive invasive species that poses a serious threat to local wildlife. According to a press release from Colorado Parks and ...

BROWNSVILLE, Texas — Scientists in Texas are on high alert for an invasive species that could threaten native wildlife: an Australian crayfish that has appeared in the state’s resacas, the remnant ...

For decades, the signal crayfish has been an ecological troublemaker. It is invasive and widespread across Europe, Asia, and parts of the United States. Recently, researchers at the University of ...