B., B. E. May, and W. Urie. However, if you asked the […] Westslope cutthroat trout are one of 14 subspecies of cutthroat trout, Oncorhyncus clarki, found in Western North America. ID: 80442. Die Cutthroat-Forelle (Oncorhynchus clarki) ist ein Süßwasser-Fisch aus der Familie der Lachsfische.Sie ist in den kalten Flüssen und Bächen des Pazifischen Beckens in Nordamerika beheimatet und kommt in den Küstengebirgen des Pazifiks, dem Großen Becken und den Rocky Mountains vor. Introduction. Westslope Cutthroat Trout . Westslope Cutthroat Trout. When asked to define the difference between a Rainbow Trout and a Cutthroat Trout, a biologist would tell you that although both species have different origins and ranges, they are both members of the same family and genus Salmonidae oncorhynchus but, that they are also two distinct and different species. The Westslope Cutthroat Trout is one of two subspecies of native cutthroat found in the state. Yellowstone cutthroat – This cutthroat can be found around Yellowstone National Park and this includes subspecies such as the fine spotted cutthroat. The Yellowstone Cutthroat Trout is one of two cutthroat trout subspecies in Montana. The westslope cutthroat is one of the four major subspecies of cutthroat and is native to a very large area of western North America, including parts of Montana, … Westslope Cutthroat Trout. (Credit: Jonny Armstrong. Cutthroat trout are highly variable in terms of phenotypic traits and life history characteristics. The Cutthroat Trout, Oncorhynchus clarkii (formerly Salmo clarkii), is a polytypic species of salmonid native to western North America. Summary. Définitions de westslope cutthroat trout, synonymes, antonymes, dérivés de westslope cutthroat trout, dictionnaire analogique de westslope cutthroat trout (anglais) Although commonly associated with the state of Montana, the historic range of Westslope Cutthroat Trout (Oncorhynchus clarkii lewisi) is the most widespread geographically among the 14 subspecies of inland cutthroat trout. Schmetterling, D. A. Show Aliases. Two subspecies occur naturally in Canada: the coastal cutthroat trout (O. c. clarkii) and the westslope cutthroat trout (O. c. lewisi). The westslope cutthroat trout is found in southeastern BC, principally the upper Kootenay River drainage, and in adjacent portions of southwestern Alberta. Westslope cutthroat trout historically occupied greater than 99% of the streams in the Pend Oreille River Basin, which encompasses areas of the Idaho Panhandle and the corner of northeast Washington. TTT . Close-up of non-hybridized westslope cutthroat trout Oncorhynchus clarki lewisi) from the Flathead Basin in Montana. Reason for designation: Native populations have been reduced by almost 80% through over-exploitation, habitat degradation, and hybridization / competition with introduced, non-native trout.