Approximately 350 miles (560 km) long it is the longest river in North America that does not ultimately reach the sea. From its source the Bear River flows north cutting across the southwest corner of Wyoming passing through Evanston then weaving along the Utah-Wyoming state line as it flows north. This short river empties out of Great Bear Lake and is navigable for shallow-draft vessels, except for a short portage around rapids about 30 miles (50 km) east of its mouth. It receives the Malad River from the north just before emptying into the mud flats of a broad bay on the east side of the Great Salt Lake, approximately 10 miles (16 km) southwest of Brigham City. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. New York: Columbia University Press, 1963. p. 183. The Hayden Fork originates north of Hayden Pass, just west of Hayden Peak. It turns northwest into Bear Lake County, Idaho, and flows through the Bear Lake Valley in Idaho, past Montpelier where it receives the short Bear Lake Outlet Canal that drains Bear Lake, which straddles the Idaho-Utah border.  Utah Sugar built a sugar beet processing factory in 1903 also, using the newly constructed rail line to transport the necessary machinery. jeanpolfus . Unfollow. The Cache Valley was an early destination for Mormon pioneers in the late 1840s.  Fur trappers from the Hudson's Bay Company began to penetrate the area, exploring south from the Snake River as early as 1812. This short river empties out of Great Bear Lake and is navigable for shallow-draft vessels, except for a short portage around rapids about 30 miles (50 km) east of its mouth. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. Bright, R.C., 1963, Pleistocene Lakes Thatcher and Bonneville, southeastern Idaho, PhD dissertation, University of Minnesota, 292 pgs.  Cutler authorized the purchase of the entire Bear River Irrigation Company, plus an option on 31,200 acres (126 km2) of land from the Bear River Land Company, in 1901. ; Kaufman, D.S. It flows through southwestern Wyoming, southeastern Idaho, and northern Utah, in the United States. It re-enters northern Utah, meandering south past Cornish and Newton. One of the Stillwater Fork's tributaries is called Main Fork, which originates in another high–altitude basin called Hell Hole.. ; Kaufman D.S. John C. Frémont explored the area in 1843, and the Mormon Trail crossed the Bear River south of Evanston. A new bridge will be built across the Great Bear River in the Sahtu Region of the Northwest Territories, supporting the current Mackenzie Valley Winter Road and the future all-season Mackenzie Valley Highway. The Great Bear Sea encompasses the waters that surround the Great Bear Rainforest along the North Coast of British Columbia (BC) and extends from Campbell River on Vancouver Island to the border of BC and Alaska. ; Thackray, G.D., 1999, Field guide to Pleistocene Lakes Thatcher and Bonneville and the Bonneville Flood, southeastern Idaho, in Hughes, S.S.; Thackray, G.D. (editors), Guidebook to the Geology of Eastern Idaho, Idaho Museum of Natural History, p. 251-266. p.123. , The company went bankrupt by 1893, and bondholders reorganized into the Bear River Irrigation and Ogden Water Works Company with W. H. Rowe as president. https://www.britannica.com/place/Great-Bear-River. From the west end of Cutler Reservoir it flows south through the Bear River Valley of Utah past Bear River City. The Stillwater Fork originates in Middle Basin, a plateau with an elevation of about 10,000 feet (3,000 m) and surrounded by the high peaks of Mount Agassiz, Hayden Peak, and Spread Eagle Peak. Known as the Great Bear Rainforest, this area is one of the best places in the world to observe grizzly (brown) bears and many other forms of wildlife including black bears, wolves and bald eagles.  They also negotiated with the Oregon Short Line to construct a railroad from Corinne 16 miles (26 km) north to Garland, which was completed in 1903.