Mille Lacs Lake Summer 2025 Fishing Regulations Released March 13, 2025 Today the Minnesota Department of Natural Resources (MNDNR) released the 2025 summer open water fishing regulations for Mille Lacs Lake walleye.  Walleye regulations are relaxed and anglers will have the opportunity to be able to keep two walleye per angler per day.  Mille Lacs is also a world class bass, northern pike and muskie lake. Here is a summary of the open water regulations:Walleye:  Starting with the Minnesota Open Water Fishing Opener at 12:01am on Saturday, May 10, 2025 and continuing through Sunday, February 22, 2026, anglers can keep two walleyes over 17".  [...]