Bighorn River Basin

Bighorn River Basin

Target Species Brown Trout, Mountain Whitefish, Rainbow Trout
Notable Hatches Pale Morning Dun, Pmd, Blue-winged Olive, Caddis, Midge
Total Rivers: 1
Primary Hub: Fort Smith
Airport: BIL
Best Season: Year-Round

About the Bighorn River Basin

The Bighorn River Basin is home to one of Montana's most celebrated fishery. The Bighorn River offers excellent fly fishing opportunities. With brown trout, mountain whitefish, rainbow trout providing consistent action throughout the season.

Key Sections

  • Bighorn River - Bighorn River Below Yellowtail Afterbay: The Bighorn River below Yellowtail Afterbay is one of the most productive tailwater fisheries in the lower 48 states, offering world-class fly fishing for large, healthy trout in a stunning high-plains setting.

Iconic Hatches

  • Pale Morning Dun: Excellent dry fly opportunities.
  • Pmd: Excellent dry fly opportunities.
  • Blue-winged Olive: Excellent dry fly opportunities.
  • Caddis: Various caddis species provide excellent evening fishing.
  • Midge: Excellent dry fly opportunities.

Fly Fishing Rivers in the Bighorn River Basin

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