Tom Rosenbauer 
Orvis Guide to Prospecting for Trout, New and Revised [PDF ebook] 
How to Catch Fish When There’s No Hatch to Match

In this comprehensive and readable guide, Tom Rosenbauer shares his vast knowledge of fly fishing when there is no hatch. Written for both the novice and the seasoned angler, The Orvis Guide to Prospecting for Trout, New and Revised explores how trout live and feed, and how to make them strike, with a thoroughly updated text that addresses state-of-the-art approaches, and all new color photography. There is expert advice on how to fish with dry flies, wet flies, nymphs, and streamerssupported by many detailed illustrations and photos. This is the guide no trout fisherman should be without.