Sounds scary, but Colorado's official state fish is the greenback cutthroat type of this
Fish and Wlidlife Service,... [DOC] [TLE] The Flypaper Newsletter - Rocky Mountain Flycasters [PAR] Apr 23, 2016 ... occurring early this year, but the fish are still thereexcept in a ... of Colorado 
Trout Unlimited see articles in The Coloradoan and/or The ... with greenback 
restoration in the Poudre drainage.