Pocketguide to Western Hatches

90 hatches including mayflies, stoneflies, caddisflies, midges, and terrestrials Both stillwater and creek, stream, and river hatches 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"