
Montana · freestone
52 miles
Filled months are when that insect is on the chart. Best months for this river are lit.
Swipe months to stay on the year
| Insect | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Skwala Stonefly | ||||||||||||
| Midges | ||||||||||||
| Mother's Day Caddis | ||||||||||||
| Salmonfly | ||||||||||||
| Golden Stonefly | ||||||||||||
| Pale Morning Dun | ||||||||||||
| Hoppers | ||||||||||||
| Ants and Beetles |
Hatch-chart nymphs, dries, and streamers for this river. Not a crowdsourced catch report.
Open the Rock Creek fly list →3 listed points. Map is Vellum land and Teal water — a desk chart, not a satellite.
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Lower canyon access near the confluence with the Clark Fork. Easy parking and good wade fishing in deeper runs and pools.
Mid-creek access with campground facilities. Excellent pocket water upstream and long runs downstream.
Upper creek access in a more remote, timbered setting. Smaller water with eager cutthroat trout and less angling pressure.
Check Montana FWP for current regulations. Bull trout are catch-and-release only statewide. Specific gear restrictions may apply. Artificial flies and lures only on some sections.
Verify with Montana Fish, Wildlife & Parks. Retrieved 2026-08-31. Seasons and gear rules change.
Rock Creek is one of Montana's classic freestone trout streams, flowing for roughly fifty miles through a timbered canyon east of Missoula before joining the Clark Fork River. Unlike the broad, valley-floor rivers of southwestern Montana, Rock Creek is an intimate, medium-sized stream that rewards careful wading and thoughtful fly selection. The creek holds healthy populations of westslope cutthroat trout, rainbow trout, brown trout, and bull trout, and its character shifts dramatically over its length, from tumbling pocket water in the upper reaches to long, glassy pools and sweeping runs in the lower canyon.
What sets Rock Creek apart from many Montana rivers is its outstanding dry fly fishing during the skwala stonefly hatch in March and April, one of the earliest significant hatches in the state. When these large, dark stoneflies begin crawling to the banks, trout that have spent months subsisting on midges and nymphs suddenly key on surface food with reckless enthusiasm. The creek also produces excellent caddis hatches in late spring, followed by golden stoneflies and pale morning duns through the summer months. The combination of diverse trout species, varied water types, and a season that begins earlier than most Montana rivers makes Rock Creek an essential addition to any western Montana fishing itinerary. The road that follows the creek provides numerous pullouts and access points, though the best fishing is often found by hiking a short distance away from the most obvious parking areas.

Tailwater
Brown Trout · Rainbow Trout

Freestone
Brown Trout · Rainbow Trout · Brook Trout

Tailwater
Brown Trout · Rainbow Trout

Freestone
Cutthroat Trout · Rainbow Trout · Brown Trout

Freestone
Rainbow Trout · Brown Trout · Westslope Cutthroat Trout

Freestone
Rainbow Trout · Brown Trout · Cutthroat Trout
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