Like many sea creatures, mussels along Oregon’s coastline are struggling. Their population took a sudden nose dive this summer, and researchers aren’t sure what’s behind the die-off. This mystery is ...

Part of the middle Snake River quagga mussel treatment area in south-central Idaho in the fall of 2023. Quagga mussel monitoring in the Middle Snake River near Twin Falls, Idaho, is expected to start ...

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 ...

Idaho State Department of Agriculture invasive-species investigators have found more quagga mussels in the Snake River near Twin Falls, a year after an initial discovery there prompted large-scale ...

A team of US researchers has solved a six-year-old mystery surrounding a mass die-off of mussels in Wisconsin's Embarrass River, discovering a previously unknown parasitic fungus that infects female ...

Invasive zebra mussels have been confirmed in Lake Byllesby, the largest lake in southern Dakota County. According to the Minnesota Department of Natural Resources, the nuisance mollusks were first ...