* Authoritative reference to imitating the important trout food forms in rivers and streams of the West * 150 patterns to match the super hatches of greatest significance to western anglers * Comprehensive--includes mayflies, caddisflies, stoneflies, midges, terrestrials, aquatic worms, baitfish, sculpin, fish eggs, leeches, scuds, sowbugs * 1,356 photographs including the undersides of insects to give the trout"s eye view, ideal for matching what the trout sees * Leeson and Schollmeyer team up to pair incredible photos with descriptions of the insect and solid information on the hatch, life cycle, fly patterns, and step-by-step tying instructions