There are a lot of numbers in fly fishing, and some of the numbering may not make sense to the uninitiated—or to the initiated, for that matter. A higher number means a smaller hook, yet the opposite ...

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.

Fly fishing at its most basic level is just another technique for catching fish. On a deeper level, it’s both a blood sport and an art form that is partly based around making the act of fishing more ...