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The Montana Arctic grayling (Thymallus arcticus montanus) is a North American freshwater fish in the salmon family Salmonidae. The Montana Arctic grayling, native to the upper Missouri River basin in Montana and Wyoming , is a disjunct population or subspecies of the more widespread Arctic grayling ( Thymallus arcticus ). [ 5 ]
The scientific name of the Arctic grayling is Thymallus arcticus.It was named in 1776 by German zoologist Peter Simon Pallas from specimens collected in Russia. The name of the genus Thymallus first given to grayling (T. thymallus) described in the 1758 edition of Systema Naturae by Swedish zoologist Carl Linnaeus originates from the faint smell of the herb thyme, which emanates from the flesh.
The original stocks came from Georgetown Lake near Anaconda, Montana. The fluvial form of Arctic Grayling was native to the Madison and Gibbon Rivers below Gibbon Falls. In an effort to re-establish grayling in western states, over 72 million grayling eggs were harvested from Grebe Lake between 1931 and 1956 and distributed to hatcheries.
Snow, wind, and cold air in store for beginning of week
Today, Arctic grayling exist as introduced populations in Grebe Lake, Wolf Lake in the Gibbon River drainage and Cascade Lake in the Yellowstone River drainage. They were introduced from Georgetown Lake near Anaconda, Montana in 1921.
Overnight temperatures on the Montana Hi-line are forecast to drop as low as -30 by Saturday morning. Great Falls will see gusty Chinook winds on Tuesday followed by snow and bone chilling cold.
The two populations are commonly called Montana Arctic grayling. [4] The Big Hole River Watershed Committee (BHWC) was formed in 1995 by several Big Hole ranchers and some factions of the conservation community who opposed an ESA listing for fluvial Arctic grayling.
Scientists say comet C/2023 A3 Tsuchinshan-ATLAS is visible once every 80,000 years, and people across North America were treated to stunning views.