90 hatches including mayflies, stoneflies, caddisflies, midges, & terrestrials. Both stillwater & creek, stream, & river hatches. 169 fly patterns. 228 color photos, 8 B&W illus; 4×6 inches, 320 pgs.

• Color photos, key features, habitat, hatch times, and fishing hints for each insect
• 169 fly patterns
• Washington, Idaho, Montana, Oregon, Wyoming, California, Nevada, Utah, Colorado, Arizona, New Mexico, British Columbia, and Alberta

By Dave Hughes 2011