Local News Tiny mussels, big threat: Idaho's battle to save mid-Snake River continues The state's aggressive treatment has made major progress in killing off quagga mussels.

IDAHO, USA — On Monday, the Idaho State Department of Agriculture (ISDA) began implementing a potash treatment in still-water ponds along the Mid-Snake River, marking the second phase of efforts ...

Idaho Fish and Game manager reports fewer dead fish in Snake River While state officials are confident in Natrix’s ability to kill mussels, the chemical also kills fish.

Idaho officials and contractors will begin using a copper-based chemical in the Snake River near Twin Falls in an effort to kill off invasive quagga mussels that were detected again last month.