The statewide possession limit is 6 fish (for Walleye, Sauger, and Hybrids), with only one allowed to be bigger than 20 inches. All walleye from 20 inches to. Walleye Creel and Length Limits: Until such time. I. Mille Lacs' one-fish limit will remain in place, but the change allows anglers to keep one walleye between inches or one longer than limit went pounds. . mississippi river fishing regulations wi. However, any. 27 inches in length that are caught from Mississippi River Pools 12 through 20 must. Length Limit: A inch minimum length limit applies to Walleye on all pools of the Mississippi River. In addition, you must immediately release alive all. Contact: Angler's Lodge () INTERNATIONAL W FALCON RESERVOIR South Texas, 60, acres Another Rio MISSISSIPPI RIVER Pools. Walleye. Season: Continuous; Daily Bag Limit: combined walleye, sauger and saugeye; 6 fish; Possession Limit: combined walleye, sauger and saugeye; 12 fish. A inch minimum length limit shall apply. A single angler may only transport his or her own limit(s) of fish, not to exceed seven (7) daily limits. · Only one walleye greater than 27 inches long. All walleyes less than 15 inches long and between inches long must be immediately released.