Mainly from American movies I have the implanted notion that rivers in America, particularly in the West, run wide, clean and have deep pools. When Big Gordon and I fished wee Scottish streams a 2 pound trout was a whopper, and rarely seen or caught, I often used to harbour a notion that fishing the wild undisturbed American rivers for trout would be so natural, wild fish, in wilderness, you, a fly rod, a camp fire, fresh fish. It would have been like fishing Scotland’s streams in the 17th century, only the catch would be comparable to catching a good …