OUTDOORS... Idaho to administer copper-based chemical to Snake River in attempt to kill invasive quagga mussels
Fisheries biologists take biological data from fish collected during a pre-treatment survey in the Snake River near the Twin Falls power plant.
Photo courtesy Idaho Fish and Game
State officials and contractors began using a copper-based chemical in the Snake River near Twin Falls on Tuesday in an effort to kill off invasive quagga mussels that were detected again last month.
For 10 days, Idaho State Department of Agriculture officials and contractors will use the chemical called Natrix downriver of Hansen Bridge to Centennial Waterfront Park, the Idaho State Department of Agriculture announced in a press release Monday.
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