Montana's Unwelcome Visitor

With the recent discovery of aquatic invasive species (AIS) larvae in Montana’s waters, the pressure is on to protect this pristine resource which is so vital to recreation, tourism and the overall economy of our state.

Last fall, AIS were detected in the Tiber Reservoir east of Shelby, while suspicious samples were drawn form the Canyon Ferry Reservoir, the Missouri River below Toston Dam and the Milk River. While zebra and quagga mussels have been present in waterways from the Great Lakes to the Gulf Coast, Montana has been fortunate up until now to avoid the pervasive pests.

Seeking to avoi...