The first adult zebra mussels have been found in the Colorado River near Grand Junction, following increased testing and detection of the invasive species in Colorado.

Previously, Colorado Parks and Wildlife had only discovered veligers — the invasive mussel’s free-floating larvae — in the Colorado River. Adults, which cause the most destruction, have been found in other bodies of water on Colorado’s Western Slope, including Highline Lake and Mack Mesa Lake in Highline Lake State Park near Grand Junction and in a private lake in Eagle County.

The Colorado River is officially contaminated with invasive zebra mussels. Can the state stop the spread?

On Monday, Parks and Wildlife confirmed that the adult zebra mussels were found in the Colorado River in early September. This comes around

See Full Page