Brown trout can harm native trout species, such as bull trout and westslope cutthroat, by outcompeting them for resources and ...

Daniel Whitesitt hoists a trophy Westslope Cutthroat Trout from the Clark Fork River. The 25-inch trout set a new "catch-and-release" state record. Photo: Idaho Fish and Game ...

HELENA — Conservation groups have given notice they intend to sue in two months to get the U.S. Fish and Wildlife Service to reconsider its decision not to list the westslope cutthroat trout as ...

Washington fisheries officials want brook trout out of a creek in Pend Oreille County to make more room for native westslope cutthroats.

The students observed the streamside surgery and fretted a bit about the patient — an anesthetized westslope cutthroat trout. Tracy Elam, a state fisheries technician, wielded a scalpel to ...

Whitesitt submitted documentation of his released catch to the Idaho Fish and Game, and the agency verified it has a catch-and-release state record for Westslope cutthroat trout, the IFG reported ...

Congratulations to Daniel Whitesitt of Post Falls, Idaho, on landing a new Catch-and-Release state record for Westslope Cutthroat Trout.

In Northwest Montana, the native species is called a westslope cutthroat trout. These trout are unique, especially to the Flathead Basin.

The Dutchman Creek project proposed by Montana Fish, Wildlife and Parks would be the latest effort in a sustained campaign to save pure-strain westslope cutthroat trout in the Elkhorn Mountains.

Native westslope cutthroat trout (a state listed species of concern) in the St. Mary River drainage on the east side of Glacier National Park are at risk from hybridization with non-native fish ...

BOZEMAN, Mont. (AP) - A federal judge has ruled the westslope cutthroat trout does not merit the protection of the Endangered Species Act, likely ending environmental groups' decade-long effort to ...

State wildlife officials report that non-native brown trout have been detected in the Flathead River upstream of Evergreen.