Fish of Rocky Mountain National Park
The 3 fish you can find at Rocky Mountain National Park, like the Brook trout — sizes, diets, and whether you should worry.
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Fish Brook trout
Salvelinus fontinalis
A small, wormy-patterned native fish with red spots ringed in blue, the only trout that truly belongs in the cold high streams of the Smokies and Shenandoah.
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Fish Greenback cutthroat trout
Oncorhynchus clarkii stomias
Colorado's state fish, one of two native cutthroat trout in Rocky Mountain's streams, nearly wiped out by a century of stocking other fish.
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Fish Yellowstone cutthroat trout
Oncorhynchus clarkii bouvieri
A native trout with a red-orange slash under its jaw, the fish that fed the whole web of life around Yellowstone Lake for thousands of years.