• Red cliffs descend into the water of Bighorn Canyon

    Bighorn Canyon

    National Recreation Area MT,WY

Bighorn River Fishing Regulations

The Bighorn River near Three Mile Access
The Bighorn River near Three Mile Access

It is your responsibility to comply with the rules and regulations. A valid State of Montana fishing license is required for all types of fishing on state waters. Please reference the Montana Fishing Rules and Regulations publication or at this link: http://fwp.mt.gov/fishing/regulations/

The following list gives a quick overview of information that many anglers need to know. If you have other questions consult the Montana Fishing Rules and Regulations.

  • River is open entire year
  • Trout: 5 daily and in possession, only 1 over 18 inches
  • Sauger/Walleye: 5 daily, only 1 may be Sauger
    (Possession limit is 10, only 2 may be Sauger)
  • 1 line with 2 hooks per line, rod or line must be attended and in angler's immediate control

Did You Know?

Fishing the Bighorn River, photo by Doug Haacke

Prior to the completion of Yellowtail Dam, the Bighorn River was a muddy, warm water prairie stream. The dam transformed the river into a cold, clear tailwater ideally suited to rainbow and brown trout, and aquatic insects. The Bighorn River now draws visitors and anglers from around the globe. More...