Mystery Lake

Special Fishing regulations: This lake has special fishing regulations that differ from statewide or border water regulations for those species identified below and take precedence. Regulations listed below are currently in place. Visit the fishing regulations page for links to upcoming regulations for specific lakes.

Special Waterbody Regulations

• There is a continuous open season on all or most species all year except for cisco and whitefish
• Motor Trolling is allowed with 1 hook, bait, or lure per angler, and 3 hooks, baits, or lures maximum per boat.

Special Species Regulations

• Largemouth bass: Open All Year: There is no minimum length and the bag limit is unlimited.
• Smallmouth bass: Open All Year: There is no minimum length and the bag limit is unlimited.
• Largemouth bass and smallmouth bass: Open All Year: There is no minimum length and the bag limit is unlimited.
• Panfish: Open All Year: There is no minimum length and the bag limit is unlimited.
• Bullheads: Open All Year: There is no minimum length and the bag limit is unlimited.
• Cisco and whitefish: Open All Year: No minimum length limit and the daily bag limit is 10.
• Lake sturgeon: Closed: There is no minimum length and the bag limit is unlimited.
• Shovelnose sturgeon: Closed: There is no minimum length and the bag limit is unlimited.
• Catfish: Open All Year: There is no minimum length and the bag limit is unlimited.
• Paddlefish: Closed: There is no minimum length and the bag limit is unlimited.
• Rock, yellow, and white bass: Open All Year: There is no minimum length and the bag limit is unlimited.
• Rough fish: Open All Year: There is no minimum length and the bag limit is unlimited.
• Round goby: Open All Year: There is no minimum length and the bag limit is unlimited, one may be killed and possessed for transport to a wdnr office.
• Ruffe: Open All Year: There is no minimum length and the bag limit is unlimited, one may be killed and possessed for transport to a wdnr office.
• White perch: Open All Year: There is no minimum length and the bag limit is unlimited, one may be killed and possessed for transport to a wdnr office.
• Northern pike: Open All Year: There is no minimum length and the bag limit is unlimited.
• Trout: See specific regulations: https://dnr.wisconsin.gov/topic/fishing/trout/.
• Walleye, sauger, and hybrids: Open All Year: There is no minimum length and the daily bag limit is 3.
• Muskellunge and hybrids: Open All Year: There is no minimum length and the bag limit is unlimited.