Fenner Lake Fishing near Westfield, Wisconsin

• Overview

  In Wisconsin, Fenner Lake falls inside Adams County. The bank gives way to mixed forest. It measures about 41 acres, which is a comfortable size for bank fishing. With about 1.0 miles of edge, you can try several depths in one session. Supplies mean a trip to Westfield, 5.4 miles off. The big place round here is Madison, 55 miles distant. The line between counties passes nearby, which can change who manages the water.

• Where to Fish on Fenner Lake

  Depth here is unknown, so count the lead down before committing. This is a lake, so the margins and the first drop matter most. Look for the band where the shallows give up and the bottom falls away. Reported across Adams County: brown trout, bluegill, common carp and rainbow trout. These are county-wide records, so not all of them will be in this water. Treat Fenner Lake as a water to read rather than to cover.

• Seasonal Patterns

  Average temperature peaks around 70°F in July and bottoms out near 15°F in January. The middle months are generous; the ends are demanding. Winter fishing happens on the ice here, with open water back around early April. Average temperatures cross freezing around early April in spring and again near early December in autumn. Spring is short and heavy here; autumn is longer and steadier. That is the shape of the year on Fenner Lake.

• Tackle & Baits

  Access is not recorded for this water. Records list it as a natural water body rather than an impoundment. There is a mapped slipway roughly half a mile away. Mapping shows a jetty some 170 yards off. Largemouth respond to soft plastics tight to cover; go weedless where the growth is heavy. Local rules can differ across the county line, so check where you stand. Close seasons apply to some species and not others. Should this one be busy, Mud Lake is 0.7 miles off. The position on Fenner Lake is worth confirming on the day.