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The rainbow trout (Oncorhynchus mykiss) is a species of trout native to cold-water tributaries of the Pacific Ocean in North America and Asia. The steelhead (sometimes called steelhead trout) is an anadromous (sea-run) form of the coastal rainbow trout (O. m. irideus) or Columbia River redband trout (O. m. gairdneri) that usually returns to freshwater to spawn after living two to three years ...
Coastal rainbow trout/Steelhead, Oncorhynchus mykiss irideus; Columbia River redband trout, Oncorhynchus mykiss gairdneri; Coastal cutthroat trout, Oncorhynchus clarki clarki; Westslope cutthroat trout, Oncorhynchus clarki lewisi; Lahontan cutthroat trout*, Oncorhynchus clarki henshawi; Pygmy whitefish, Prosopium coulteri
Mountain whitefish, Prosopium williamsoni (Salish: x̣ʷy̓u) [4] Pygmy whitefish, Prosopium coulteri; Lake whitefish, Coregonus clupeaformis; Brown trout. Non-native, exotic species Rainbow trout, Oncorhynchus mykiss (Other than the red band subspecies, rainbow trout are an introduced species in Montana) Brown trout, Salmo trutta
Rainbow trout (Oncorhynchus mykiss), native to Pacific Ocean tributaries in North American and Asia was first introduced into the Gibbon River, above and below Gibbon Falls in 1890. In 1923, Rainbow trout were introduced into the Firehole River above Firehole Falls. Rainbow trout have also been introduced into a number of Yellowstone lakes.
Cutthroat trout: Oncorhynchus clarki: Salmonidae Yes Rainbow trout: Oncorhynchus mykiss: Salmonidae No Golden trout: Oncorhynchus aguabonita: Salmonidae No Brown trout: Salmo trutta: Salmonidae No Brook trout: Salvelinus fontinalis: Salmonidae No Lake trout or mackinaw Salvelinus namaycush: Salmonidae No Mountain whitefish: Prosopium ...
As rainbow trout grow, the proportion of fish consumed increases in most populations. Some lake-dwelling forms may become planktonic feeders. In rivers and streams populated with other salmonid species, rainbow trout eat varied fish eggs, including those of salmon, brown and cutthroat trout, mountain whitefish, and the eggs of other rainbow ...
Jul. 16—Most rainbow trout swimming in Montana's waters are not native to the state — with the singular exception of the redband trout in the Kootenai drainage.
Rainbow Trout: Oncorhynchus mykiss: Coastal Rainbow Trout or Steelhead Trout: Oncorhyncus mykiss irideus: California Golden Trout: Oncorhynchus mykiss aguabonita: Little Kern Golden Trout: Oncorhynchus mykiss whitel: Kern River Rainbow Trout: Oncorhynchus mykiss gilberti: Sacramento Redband Trout: Oncorhynchus mykiss stonei: Eagle Lake Rainbow ...