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Formed by the cataclysmic outburst flooding of Lake Bonneville during the Pleistocene ice age about 14,000 years ago, Shoshone Falls marks the historical upper limit of fish migration (including salmon) in the Snake River, and was an important fishing and trading place for Native Americans. The falls were documented by Europeans as early as the ...
The Bonneville cutthroat trout ( Oncorhynchus clarkii utah) is a subspecies of cutthroat trout native to tributaries of the Great Salt Lake and Sevier Lake. [2] Most of the fish's current and historic range is in Utah, but they are also found in Idaho, Wyoming, and Nevada. This is one of 14 or so recognized subspecies of cutthroat trout native ...
Bonneville Lock and Dam / ˈbɒnəvɪl / consists of several run-of-the-river dam structures that together complete a span of the Columbia River between the U.S. states of Oregon and Washington at River Mile 146.1. [6] The dam is located 40 miles (64 km) east of Portland, Oregon, in the Columbia River Gorge.
The Bonneville whitefish ( Prosopium spilonotus) is a salmonid fish endemic to Bear Lake on the Utah - Idaho border. It is one of three species of Prosopium endemic to Bear Lake, the other two being the Bear Lake whitefish and the Bonneville cisco. The species is listed as a Wildlife Species of Concern by the Utah Division of Wildlife Resources .
pluvial lake (a paleolake created by a change in water balance in the basin) Etymology. Benjamin Bonneville. Surface area. ~20,000 sq mi (51,000 km 2) (at max. lake level) Max. depth. over 980 ft (300 m) Lake Bonneville was the largest Late Pleistocene paleolake in the Great Basin of western North America.
Pool-and-weir fish ladder at Bonneville Dam on the Columbia River Drone video of a fish way in Estonia, on the river Jägala FERC Fish Ladder Safety Sign. A fish ladder, also known as a fishway, fish pass, fish steps, or fish cannon, is a structure on or around artificial and natural barriers (such as dams, locks and waterfalls) to facilitate diadromous fishes' natural migration as well as ...
Benjamin Louis Eulalie de Bonneville (April 14, 1796 – June 12, 1878) was an American officer in the United States Army, fur trapper, and explorer in the American West. He is noted for his expeditions to the Oregon Country and the Great Basin , and in particular for blazing portions of the Oregon Trail .
Annual generation. 5,170 GWh [1] [2] McNary Dam is a 1.4-mile (2.2-km) long concrete gravity run-of-the-river dam which spans the Columbia River. It joins Umatilla County, Oregon with Benton County, Washington, 292 miles (470 km) upriver from the mouth of the Columbia. [3] It is operated by the U.S. Army Corps of Engineers ' McNary Lock and Dam ...