Researchers scoured 81 sites along the St. John River last year and found 22 adult zebra mussels. The invasive species ...

Amid Colorado Parks and Wildlife launching it’s “Oh Shell No” campaign, managers at two Grand Valley agricultural operations acknowledge zebra mussels are a concern heading into the upcoming. However, ...

What has black-and-white stripes, likes to settle on rocks, and has two D-shaped shells? That's right: zebra mussels. Otherwise known as the invasive species that's forcing out native mussel species, ...

Tiny mollusks are a huge problem for the Great Lakes. Hundreds of different species of plants and animals call the Great ...

Zebra mussels were brought to the Great Lakes in ship ballast water during the 1980s. They were joined shortly after by Quagga mussels in the early 90s. Today, both are among the most serious aquatic ...

Discoveries of the invasive and damaging zebra mussels have been piling up in Western Colorado, with recent detections in Eagle County, the Colorado River and other waterways. Zebra mussels — and ...

Agency ramps up Grand Junction monitoring as in 2026 ...

GRAND JUNCTION, Colo. — Wildlife officials are closer to finding a possible source of one of the state's most serious aquatic threats spreading through western Colorado, according to Colorado Parks ...

Colorado Parks and Wildlife let Coloradans know that zebra mussels have been found in a private body of water in Eagle County this month. That marked progress from the creatures' first spotted ...

Colorado Parks and Wildlife recently discovered a large group of invasive aquatic animals during a survey. A statement from CPW said they were taking samples in various locations when they discovered ...