Cutthroat trout are native to the Yellowstone River system and Yellowstone Lake.
rown Trout are one of the most sought after gamefish in the park. They are the focus of the majority of angler attention, but do not make up the largest percentage of the angler catch rate.
Yellowstone River is a 698 mile river that flows through Park county.
The south fork of Shoshone River is a stream that is located in Park County.
The best time to fish for the 15-24 inch lake trout that live in Grassy Lake Reservoir is along the north shore early in the summer and when the ice breaks up. 13-17 inch cutthroat trout can also be c...