News

Rusty crayfish, an 'aquatic nuisance,' discovered in northern Colorado river
Rusty crayfish, an aquatic nuisance and an invasive species, has been discovered in a Larimer County river south of Estes ...
KJCT3d
Invasive species known for aggressive behavior found in Colorado waterway
Colorado Parks and Wildlife publicly confirmed the presence of the invasive and aggressive rusty crawfish species in the West ...
Center for Biological Diversity1y
Four Freshwater Mussels, One Crayfish Proposed for Endangered Species Protection
The crayfish is proposed for threatened protection ... Minnesota, Missouri, New York, Ohio, Pennsylvania, Tennessee, West Virginia and Wisconsin. The Service is proposing 2,012 river miles in Indiana, ...
Aggressive, non-native crayfish species discovered in Larimer County river
Rusty crayfish have been found in the Little Thompson River, marking a first for the river and Colorado Parks and Wildlife's Northeast Region.
The Denver Post3d
Rusty crayfish, an ‘aquatic nuisance,’ discovered in northern Colorado river
The rusty crayfish is native to the Ohio River basin and is one of Colorado wildlife managers’ top invasive concerns in the state. It is larger and more aggressive than Colorado’s native ...
Rusty crayfish found in river in Colorado
The rusty crayfish is a prohibited aquatic nuisance species due to their voracious appetite on critical habitat vegetation and prolific reproduction habits.