Au Sable River — hatch chart + live conditions
Michigan's most famous trout river — spring-fed, clear water through northern Michigan pines. The Hex hatch in June (green drake equivalent) draws anglers from across the country for night fishing. Strong Hendrickson and sulphur hatches in May.
Top 3 dry flies for June
12-month hatch chart
| Month | blue wing olive | caddis | green drake | hendrickson | isonychia | light cahill | quill gordon | stonefly | sulphur | terrestrial | trico |
|---|---|---|---|---|---|---|---|---|---|---|---|
| January | |||||||||||
| February | |||||||||||
| March | |||||||||||
| April | ● | ● | ● | ||||||||
| May | ● | ● | ● | ● | |||||||
| June · now | ● | ● | ● | ● | |||||||
| July | ● | ● | ● | ● | ● | ||||||
| August | ● | ● | ● | ● | |||||||
| September | ● | ● | ● | ||||||||
| October | ● | ● | |||||||||
| November | |||||||||||
| December |
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Frequently asked
What are the best months to fish the Au Sable River?
Best months: April, May, June, July, August, September, October.
What flies hatch on the Au Sable River in June?
Active hatches this month: sulphur, caddis, light cahill, green drake.
What species are in the Au Sable River?
Primary: brown trout, rainbow trout, brook trout. Michigan's most famous trout river — spring-fed, clear water through northern Michigan pines. The Hex hatch in June (green drake equivalent) draws anglers from across the country for night fishing. Strong Hendrickson and sulphur hatches in May.
Are there special fishing regulations on the Au Sable River?
No special-regulation section is listed here — standard Michigan trout regulations apply. Check MI DNR before fishing.
How do I check live water conditions on the Au Sable River?
The live USGS reading is shown at the top of this page (site 04136000). It refreshes hourly.
Related
Fly recommender · All Michigan rivers · All regions · All fly patterns