Cutthroat Trout


The Cutthroat⁣ Trout, scientifically known as Oncorhynchus clarkii, ⁢belongs to the Salmonidae family.

Conservation Status

The International Union for Conservation of⁤ Nature (IUCN) currently lists the‌ Cutthroat Trout as a species of “Least Concern”‍ due to their wide distribution. However,⁢ certain local populations are under threat and ​have been classified in ⁢varying levels of risk.

Conservation efforts are in place to protect these ⁤populations, including ⁤habitat restoration and repopulation programs.


Length Weight Average Lifespan
Average: 20‍ in.; Range: 6-40 in. Average: 1.5 lbs;​ Range: ‍0.25-20 lbs 8-12 years


Cutthroat Trout are native to the cold-water tributaries of the Pacific Ocean, Rocky ‌Mountains, and ‌Great Basin in⁣ North America. They show limited migration patterns, mostly moving upstream⁢ to spawn in the spring.


The Cutthroat Trout thrives in cold, clear, well-oxygenated streams and lakes.

– Water type: Freshwater and Saltwater
-⁣ Depth range: Near the⁢ surface to about 200 feet
– ⁤Temperature‌ range: Prefers 55 – 64 ⁣°F

When and Where to See

Cutthroat Trout are most active during​ early morning and ⁢late evening‍ in the summer months. In the winter, they are most active ‍during⁢ the warmer parts of the day.

Best Fishing Locations

– South Fork of the Snake River, Idaho
– ‌Yellowstone River, Montana
– Green River, Utah
– Rio Grande, Colorado
– Spokane River, Washington
-⁤ American River, California
Flathead River, Montana
– Firehole ⁢River, Wyoming

How to Catch

Common techniques for catching Cutthroat Trout include fly ⁢fishing and ‌trolling. They respond ‌well to dry flies, nymphs, and streamers. Best time⁣ to fish is early morning​ or late ​evening, especially during the‍ spawning season in spring.

Identification Guide

A distinct characteristic of the Cutthroat ‍Trout ​is the red or orange slash on the underside‌ of the lower jaw. It⁣ also has small, ⁤non-ocellated spots distributed‍ across ⁢its body.


Cutthroat Trout are ⁣known for their delicate, nutty flavor.⁢ They make for ​excellent table fare when smoked, grilled, or baked.

– Taste Profile: Delicate, Nutty
– Nutrition: Low in fat and high in protein

Additional Information

Cutthroat Trout are opportunistic feeders with a diet‍ mainly consisting ‌of⁤ insects and​ small fish. The ⁣primary threats to the ​Cutthroat⁢ Trout are habitat loss, over-fishing, and introduction⁤ of non-native species.

References and Further⁢ Reading

– Trout Unlimited – Cutthroat Trout(
– International Game Fish Association – Cutthroat Trout (