A fisherman releases a westslope cutthroat trout into Howe Lake at the Glacier National Park June 7, 2017 in Montana. (photo by NPS Photo via Planetpix)

- Image ID: KFB1KD
A fisherman releases a westslope cutthroat trout into Howe Lake at the Glacier National Park June 7, 2017 in Montana. (photo by NPS Photo via Planetpix)
NPS Photo / Alamy Stock Photo
Image ID: KFB1KD
A fisherman releases a westslope cutthroat trout into Howe Lake at the Glacier National Park June 7, 2017 in Montana.
Location: Glacier National Park, Montana