The daily bag limit in Colorado for all trout species including brown, cutthroat, lake, splake, rainbow, tiger, golden, cut bow, and brook combined is four fish. An additional ten brook trout measuring less than eight inches each are allowed to be harvested per day.
Trout are available to catch all year round in Colorado. Colorado is home to five different species of trout to fish for including rainbow, brook, brown, lake, and cutthroat trout. The best time to fish for trout is in the late spring around dusk or dawn.