"To fly fish Idaho is also known as fly fishing ijn remote parts of Idaho or backpacking into hotspots to fly fishin in southern or northern Idaho u.s.a.""If you have the opportunity to fly fish for rainbow trout in Idaho or surrounding areas to Boise Idaho U.S.A. please make sure you float tube fly fish while trolling for brooke trout or native steelhead trout which is a rainbow traout that is over 21 inches in length and that spawns by migrating." Click on photo of immage or picture of a fisherman catching trout while fishing in Idaho for trout while float tube fly fishing."