Utah — Hatch Calendar
Utah's centerpiece is the Green River below Flaming Gorge Dam — emerald tailwater flows through red-rock canyon holding remarkable trout densities, famous for a cicada fall that brings the river's largest fish to big foam dries in late spring.
September 2026
1
5
10
15
20
25
30
Mayflies
Midges
Terrestrials
Crustaceans
Active range Peak period Sparse Heavy / Blanket