Cutthroat trout get their name from the red “slash” mark along the jawline; in Colorado they live in the high lakes and streams of the Rocky Mountains. Cutthroat trout fishes are distinguished by the crimson slash on the either side of their throats and below the lower jaw and they got their name from this feature. Native Cutthroat Trout Restoration Icy water glazes a native cutthroat trout. This is the most beautiful of the cutthroat species in Colorado in my opinion. Today five remain including the Bonneville (Bear River), Colorado River, Snake River, Yellowstone and Westslope Cutthroat (only found in extreme northwest Wyoming in Yellowstone National Park and not part of the Cutt-Slam). Money raised will be used to help fund native cutthroat trout conservation projects across the state. Competition with non-native trout, coupled with habitat loss, now limits the imperiled native trout to less than 10 percent of its original range. To learn more about Cutthroat Trout, visit the web pages of Brett Roper and Dennis Shiozawa. Cutthroat trout are popular gamefish, especially among anglers The state has scores of pristine mountain streams, lakes and rivers that are teeming with rainbows, browns and cutthroats. Cutthroat Trout the greenback subspecies named official state fish of Colorado in 1994. They have a greenish/brassy coloring, and grow up to 12 inches. Trout thrive on different sources of food in different bodies of water in Colorado, at particular times of year. Colorado has some of the best trout fishing destinations in the world. 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. This list of trout fisheries will make any fly fisherman want to get out to Colorado. They historically occupied portions of the Colorado River drainage in Wyoming, Colorado and Utah. Cutthroat Trout: Evolutionary Biology & Taxonomy is a publication of the American Fisheries Society- the world's oldest and largest organization of fisheries scientists. The Colorado River cutthroat evolved in the Colorado/Green River drainages and is noted for its brilliant coloration. The Rio Grande cutthroat trout once ranged over much of the upper Rio Grande basin in New Mexico and southern Colorado, according to Craig Springer, fisheries biologist for USFWS in Santa Fe. For just $20, you can register to embark on the challenge. But if you want to catch trout more consistently—and not to mention some trophy fish—then it's time you got serious with your bait selection. However, if you asked the same question of an avid fly fisherman and he would tell …

Of the several types of cutthroat trout in Colorado, three are native: the Rio Grande, Colorado River, and the greenback. Food Sources.