top of page
Ice Map & Rules
Lake DuBay is a reservoir on the Wisconsin River in Marathon and Portage counties in Wisconsin. The lake covers an area of 6,700 acres and has a maximum depth of 30 feet. The map to the right identifies the fishing area for the Fishin' For a Mission Ice Fishing Tournament.
Fishing is at your own risk. Ice fishing has inherent risks, dangers and hazards, including but not limited to, ice conditions and thicknesses, as well as driving motor vehicles and all other means of traveling onto ice. Always check ice conditions before fishing.
All DNR fishing, ATV and snowmobile regulations will be enforced.
bottom of page