Dworshak National Fish Hatchery Complex is located at the confluence of the North Fork and mainstem Clearwater River in Ahsahka, Idaho, 3 miles west of Orofino, Idaho. The Complex consists of Dworshak National Fish Hatchery, Idaho Fishery Resource Office, Idaho Fish Health Center and the Kooskia National Fish Hatchery located at Kooskia, Idaho (managed by the Nez Perce Tribe). Dworshak hatchery production is co-managed by the U.S. Fish and Wildlife Service and the Nez Perce Tribe. Click here for more information on the Dworshak Hatchery Complex which is open year-round for self-guided tours. Guided tours are available by reservation only. Call 476-4591 with your request.