Idaho state officials this fall plan to continue treatments to eradicate quagga mussels, an invasive species threatening the state’s ecosystem, after they found larvae remaining in the Snake River, ...

Clark Corbin / Idaho Capital Sun Now in its third year, the effort to rid Idaho’s Snake River of invasive quagga mussels is a near 24/7 operation taking place both on the water and in a nearby ...

Idaho spent $3M in 2023 on chemical treatments to kill invasive quagga mussels in the Snake River. A study found that the treatment destroyed up to 90% of invertebrate populations. Mussels reappeared ...

ONTARIO — Quagga mussels, an aquatic invasive species, have been found for the second time in the Snake River at Twin Falls, Idaho, about 60 miles upstream from the Oregon border. The Idaho Department ...

Idaho cut quagga mussel infestation in Snake River by half using copper treatment. 2023 treatments killed invasive mussels but harmed invertebrates and hatchery fish. Officials plan more copper use ...

BOISE, Idaho — The invasive quagga mussels found in an Idaho river in 2023 were microscopic. But to state officials, their presence was enormous. Though the mussels couldn’t grow much larger than a ...