Bull trout are the largest native trout in Montana, traveling one of the longest migration routes (up to 150 miles) of any inland trout. Join the discussion about the unique life history of this fish, which uses Flathead Lake, the river, and upstream tributaries to spawn. Biologists count bull trout nests each year to keep track of how they are doing. Bull trout are a federally threatened species and a species of special concern in Montana.
