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Shoshone Falls forms a complete barrier to upstream movement of fish in the Snake River, and was the historical upper limit of Snake River salmon and steelhead. The World Wide Fund for Nature (WWF) divides the Snake River into two freshwater ecoregions – the Upper Snake and Columbia Unglaciated – with Shoshone Falls marking the boundary ...
The Snake River Plain can be divided into three sections: western, central, and eastern. The western Snake River Plain is a large tectonic graben or rift valley filled with several kilometers of lacustrine (lake) sediments; the sediments are underlain by rhyolite and basalt, and overlain by basalt.
The Snake River Plain ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency (EPA) in the U.S. states of Idaho and Oregon.It follows the Snake River across Idaho, stretching roughly 400 miles (640 km) from the Wyoming border to Eastern Oregon in the xeric intermontane west.
Palisades Dam (National Inventory of Dams ID ID00273) is an earth-fill dam in the western United States, on the upper Snake River in eastern Idaho.Located in Bonneville County near the Wyoming border, the dam was completed 68 years ago in 1957.
According to the volunteer-run project The Decolonial Atlas, one of the larger petroglyphs found along the Snake River Canyon is believed to be a map of the upper Snake River made by a pre ...
Brownlee Dam is a hydroelectric earth fill embankment dam in the western United States, on the Snake River along the Idaho-Oregon border (Washington County, Idaho in and Baker County in Oregon). In Hells Canyon at river mile 285, it impounds the Snake River in the 58-mile-long (93 km) Brownlee Reservoir.
Swantes, Carlos A., Upriver by Steamer to Idaho --Reflections on the Evolution of a Water Highway, 14 Columbia Magazine, No. 1, Washington Historical Society (Spring 2000) Archived 2008-04-22 at the Wayback Machine An excellent description of the first voyage of the Colonel Wright up the Snake River and later use of the river for steam navigation.
Tri-City Herald Letters to the Editor 08/11/2022