In theory, fly-fishing is a simple sport: Pick a body of water, choose a fly-fishing rod, select your “fly” (or bait), tie a secure knot, cast your line and, hopefully, land a fish on the other end.

One of the major reasons I (and many of you) live here is because there is a piece of water for every approach and style of fly fishing in the Roaring Fork Valley. The “newest” (in fact, oldest) style ...