The Greybull River is a tributary of the
Big Horn River, approximately long in northern
Wyoming
Wyoming () is a U.S. state, state in the Mountain states, Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the south ...
in the
United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...
.
The river was reportedly named for a
white buffalo
A white buffalo or white bison is an American bison possessing white fur, and is considered sacred or spiritually significant in several Native American religions; therefore, such buffalo are often visited for prayer and other religious ritual ...
that had been seen on its banks. Native Americans consider the appearance of a white buffalo a powerful omen.
The river rises near
Francs Peak
Francs Peak, elevation , is the highest point in the Absaroka Range which extends from north-central Wyoming into south-central Montana, in the United States. It is in the Washakie Wilderness of Shoshone National Forest, and the peak is also the ...
in the
Absaroka Mountains
The Absaroka Range ( or ) is a sub- range of the Rocky Mountains in the United States. The range stretches about across the Montana–Wyoming border, and at its widest, forming the eastern boundary of Yellowstone National Park along Paradise Va ...
in the southwest corner of the
Big Horn Basin
The Bighorn Basin is a plateau region and intermontane basin, approximately 100 miles (160 km) wide, in north-central Wyoming in the United States. It is bounded by the Absaroka Range on the west, the Pryor Mountains on the north, the Bighor ...
. It joins with the Wood River and leaves the mountains near the town of
Meeteetse, continuing through the southern parts of
Park County and
Big Horn County before flowing into the
Big Horn River near
Greybull. Much of the upper river is considered a top
trout
Trout are species of freshwater fish belonging to the genera '' Oncorhynchus'', ''Salmo'' and ''Salvelinus'', all of the subfamily Salmoninae of the family Salmonidae. The word ''trout'' is also used as part of the name of some non-salmoni ...
stream, hosting the best genetically pure populations of
Yellowstone cutthroat trout
The Yellowstone cutthroat trout (''Oncorhynchus clarkii bouvieri'') is a subspecies of the cutthroat trout (''Oncorhynchus clarkii''). It is a freshwater fish in the salmon family (family Salmonidae). Native only to a few U.S. states, their ...
in the region.
Greybull River Basin
, Nature Conservancy In 1981, a colony of black-footed ferrets was discovered on the Pitchfork Ranch near Meeteetse. The animal had previously been thought to be extinct.
References
Rivers of Wyoming
Tributaries of the Yellowstone River
Rivers of Big Horn County, Wyoming
Rivers of Park County, Wyoming
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