Dunoir Fishing Adventures, LLC fly fishing guides: Bighorn River, Green River, and Wind River. Fly fishing guide service in Thermopolis, Lander, Fontenelle and Dubois, Wyoming. Specializing in guided fishing trips on rivers, streams, and mountain lakes. Personable, professional, permitted local guides with over 30 years of fly fishing and guide experience on Wyoming’s waters will provide a fishing adventure of a lifetime.