Big Hole River — hatch chart + live conditions
One of the last wild arctic grayling rivers in the lower 48. Blue Ribbon trout water with massive salmonfly and golden stonefly hatches. Float or wade the upper valley for grayling.
Top 3 dry flies for June
12-month hatch chart
| Month | blue wing olive | caddis | green drake | october caddis | pale morning dun | skwala | stonefly | 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 Big Hole River?
Best months: June, July, August, September.
What flies hatch on the Big Hole River in June?
Active hatches this month: pale morning dun, caddis, green drake, terrestrial.
What species are in the Big Hole River?
Primary: brown trout, rainbow trout, arctic grayling. One of the last wild arctic grayling rivers in the lower 48. Blue Ribbon trout water with massive salmonfly and golden stonefly hatches. Float or wade the upper valley for grayling.
Are there special fishing regulations on the Big Hole River?
No special-regulation section is listed here — standard Montana trout regulations apply. Check MT FWP before fishing.
How do I check live water conditions on the Big Hole River?
The live USGS reading is shown at the top of this page (site 06024580). It refreshes hourly.
Related
Fly recommender · All Montana rivers · All regions · All fly patterns