Cutthroat Trout

Oncorhynchus clarkii (species), “Clark's Trout”, “Coast Cutthroat Trout”, “Coastal Cutthroat”, “Coastal Cutthroat Trout”, “Colorado River Cutthroat”, “Colorado River Cutthroat Trout”, “Lake Trout”, “Red-Throated Trout”, “Salmón”, “Sea Trout”, “Short-Tailed Trout”, “Yellowstone Cutthroat”, “Cuthroat Trout”, “Whitehorse Basin Cutthroat Trout”

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The cutthroat trout (Oncorhynchus clarkii) is a fish species of the family Salmonidae native to cold-water tributaries of the Pacific Ocean, Rocky Mountains, and Great Basin in North America. As a member of the genus Oncorhynchus, it is one of the Pacific trout, a group that includes the widely distributed rainbow trout. Cutthroat trout are popular gamefish, especially among anglers who enjoy fly fishing. The common name "cutthroat" refers to the distinctive red coloration on the underside of the lower jaw. The specific name clarkii was given to honor explorer William Clark, coleader of the Lewis and Clark Expedition. Cutthroat trout usually inhabit and spawn in small to moderately large, clear, well-oxygenated, shallow rivers with gravel bottoms. They reproduce in clear, cold, moderately…

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Soda Butte Creek native fish restoration project 2023 in Yellowstone National Park: captured Yellowstone cutthroat trout, Jacob W. Frank (NPS) photograph above.

Soda Butte Creek native fish restoration project 2023 in Yellowstone National Park: fisheries crew holds a captured Yellowstone cutthroat trout. Jacob W. Frank (NPS) photograph above.