What's biting in Wisconsin freshwater in October: smallmouth bass, black crappie and yellow perch at their peak, with largemouth bass, bluegill and sauger around too. Fish Scouter's season calendar follows 22 fish here month by month, from Lake Winnebago to Mississippi River.
Big muskie month
Northern muskie and walleye lakes around Hayward and the Vilas County chain, the Winnebago system's walleye, white bass and sturgeon, driftless trout creeks, and the Mississippi.
Lake WinnebagoWolf RiverChippewa FlowageMadison chainLake GenevaMississippi River