With The Orvis Vest Pocket Guide to Caddisflies, fly-fishing expert Dick Pobst presents the trout angler an easy-to-use guide to the major caddisflies of interest across North America. When the trout are keen on caddis and ignoring everything else, this is the book to have. Based on the original Orvis title, The Caddisfly Handbook, this new version is packed with numerous color photos and insect silhouettes to help the angler determine what caddisflies are present at streamside. Published in a handy pocket size ideal for field use, Caddisflies helps the reader quickly choose the correct fly¿nymph, emerger, or adult¿and start casting.