The North Fork of the Koyukuk River is one of the principal forks of the Koyukuk River , approximately 105 mi (160 km) long, in northern Alaska in the United States. It has a watershed area of 1,850 square miles (4,800 km ). It rises on the south slopes of the Continental Divide in the Brooks Range .
5-669: The Tinayguk River is a 44-mile (71 km) tributary of the North Fork Koyukuk River in the U.S. state of Alaska . Heading in the Endicott Mountains of the Brooks Range , the river flows generally west then south to meet the larger river about 80 miles (130 km) north of Bettles . In 1980, the entire river was designated "wild" and added to the National Wild and Scenic Rivers System . The designation means that
10-803: Is located in the Gates of the Arctic National Park and Preserve and is part of the Koyukuk Wild and Scenic River as designated by the United States Congress in 1980. The major tributaries include the Glacier River, Tinayguk River , Clear River and joins the Middle Fork Koyukuk River to form the Koyukuk main stem . Robert Marshall thoroughly explored the system in 1929, naming many of
15-606: Is remote, hazardous, and difficult to reach. It is a small one-channel river that drops 80 feet per mile (15 m/km) over its first 12 miles (19 km) and an average of 25 feet per mile (4.7 m/km) over the rest of its course. The upper reaches are rated Class III (difficult) on the International Scale of River Difficulty , while the rest of the river varies between Class II (medium) and Class III. Hazards include swift current, shallow water, sharp bends, logjams, boulders, and aufeis . North Fork Koyukuk River It
20-529: The Tinayguk is unpolluted, free-flowing and generally inaccessible except by trail and that its watershed is essentially primitive. The river's name means Moose in Inupiat . In 1930, forester Robert "Bob" Marshall recommended it as an alternative to West Fork , a local name that Marshall considered over-used. Although whitewater enthusiasts sometimes run the river in small rafts or inflatable canoes or kayaks, it
25-520: The major peaks such as Mount Doonerak , Frigid Crags, and Boreal Mountain, the later two forming the Gates of the Arctic . 67°02′49″N 151°04′26″W / 67.04694°N 151.07389°W / 67.04694; -151.07389 This article about a location in the North Slope Borough, Alaska is a stub . You can help Misplaced Pages by expanding it . This article about a location in
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