Fishing in Bighorn River, Montana

Key Insights :

The Bighorn River is a major tributary of the Yellowstone River, flowing through Wyoming and Montana. The river is particularly renowned for its excellent trout fishing, especially in the tailwater section below the Yellowtail Dam at Bighorn Lake. This section of the river, located near Fort Smith, Montana, is one of the premier trout fisheries in the United States.

Various fishing techniques are effective on the Bighorn River:

  • Fly fishing with nymphs, dry flies, and streamers for trout.
  • Spin fishing with artificial lures such as spinners and small crankbaits.
  • Using live bait like worms or minnows (where regulations permit).

Anglers visiting the Bighorn River can expect a world-class trout fishing experience in a scenic and relatively remote setting. The river’s clear, cold waters and abundant aquatic insect life create ideal conditions for trout. Fishing can be done from boats or by wading, with numerous access points along the river.

The Bighorn River is home to a variety of fish species, with a particular emphasis on trout, including:

  • Rainbow Trout
  • Brown Trout
  • Cutthroat Trout (less common)
  • Mountain Whitefish

Fishing on the Bighorn River is productive year-round, but certain seasons offer better opportunities for specific species:

  • Spring (March to May): Excellent for trout as they become more active with warming water temperatures.
  • Summer (June to August): Good for dry fly fishing, with prolific hatches of various aquatic insects.
  • Fall (September to November): Prime time for brown trout as they prepare to spawn.
  • Winter (December to February): Slower fishing, but still possible to catch trout, especially on warmer days.

The Bighorn River features clear, cold waters with a mix of riffles, runs, and deep pools. The tailwater section below Yellowtail Dam maintains a consistent flow and temperature, providing ideal conditions for trout year-round. The surrounding landscape includes rolling hills, cottonwood groves, and rugged cliffs, creating a picturesque backdrop for fishing.

Both shore fishing and boat fishing are popular on the Bighorn River. Several public access points and boat ramps provide easy access to the water. A Montana fishing license is required for anglers 12 years and older. The river is well-served by fishing guides and outfitters, offering guided trips, boat rentals, and equipment.

  • Use a fish finder to locate deeper pools and underwater structures where fish are likely to be.
  • Early morning and late evening are often the most productive times, especially in summer.
  • Pay attention to insect hatches and match your fly patterns accordingly.
  • Bring a variety of baits and lures to adapt to changing conditions and fish preferences.
  • Consider hiring a local guide to learn the best spots and techniques for the season.

The Bighorn River offers a unique combination of excellent trout fishing opportunities and stunning natural beauty. Its reputation as one of the top trout fisheries in the United States makes it a top destination for anglers. The river’s well-maintained facilities, accessible fishing spots, and consistent conditions provide an ideal setting for both local and visiting anglers. Whether you’re targeting trophy rainbow trout, enjoying a day of dry fly fishing, or hoping to land a variety of trout species, the Bighorn River offers something for every angler.

Stay Hooked.