Big Eau Pleine Reservoir, Marathon County, Wisconsin — fishing destination

Marathon County • North-Central Wisconsin

Fishing Big Eau Pleine Reservoir, Wisconsin

A large Wisconsin River tributary impoundment in Marathon County. The Big Eau Pleine Reservoir is a productive walleye, crappie, and bass fishery with flooded timber, points, and river-channel edges. Country Cave Baits injection-pours premium soft plastic baits built for the bass, panfish and walleye that call Big Eau Pleine Reservoir home.

1,950 acres Max depth 46 ft Marathon County

About Big Eau Pleine Reservoir

A large Wisconsin River tributary impoundment in Marathon County. The Big Eau Pleine Reservoir is a productive walleye, crappie, and bass fishery with flooded timber, points, and river-channel edges.

Big Eau Pleine Reservoir is located in Marathon County in North-Central Wisconsin and is one of the state's premier fishing destinations. Anglers visiting Big Eau Pleine Reservoir target Walleye, Crappie, Largemouth Bass, Smallmouth Bass and Musky throughout the open-water season. Whether you're fishing from a boat or the shore, Big Eau Pleine Reservoir offers diverse structure and productive water that responds well to injection-poured soft plastic baits from Country Cave Baits — made right here in Fall River, WI.

Fish Species in Big Eau Pleine Reservoir

Walleye Crappie Largemouth Bass Smallmouth Bass Musky

Landmarks & Points of Interest

Boat Launches & Access

Best Baits for Big Eau Pleine Reservoir

Our top-recommended Country Cave Baits for fishing Big Eau Pleine Reservoir in Marathon County, Wisconsin. Each is injection-poured in Fall River, WI and shipped fresh to your door.

4 Inch Skinny Paddle Tail for fishing Big Eau Pleine Reservoir, Marathon County, Wisconsin

$5.75

Swim & thump

4 Inch Skinny Paddle Tail

A slim-profile 4-inch paddle tail that swims with a seductive kick on a steady retrieve. Perfect for swim jigs, spinnerbait trailers, or a weighted swimbait hook through grass and around docks.

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5 Inch Stick Worm for fishing Big Eau Pleine Reservoir, Marathon County, Wisconsin

$5.95

The versatile workhorse

5 Inch Stick Worm

Our 5-inch stick worm is injection-poured with a soft plastic that shimmies on the fall and drives bass wild. Perfect for wacky rigging, Texas rigging, or a weightless presentation in shallow cover.

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1.2 Inch Crappie Slayer for fishing Big Eau Pleine Reservoir, Marathon County, Wisconsin

$6.50

Slab crappie magnet

1.2 Inch Crappie Slayer

Our 1.2-inch Crappie Slayer is a micro tube designed specifically for slab crappie. The tiny ribbed body and flowing tail seduce panfish into biting when the bite is tough. Rig it on a small jig head under a float or tight-line it vertically. It's also a deadly ice fishing bait — drop it through the ice to suspended crappie and bluegill all winter long.

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4 Inch Craw for fishing Big Eau Pleine Reservoir, Marathon County, Wisconsin

$6.25

Flip, pitch & punch

4 Inch Craw

A full-bodied 4-inch craw with aggressive kicking claws that thump on the retrieve. Built thick to hold up through dozens of fish, this bait excels flipped into heavy cover or dragged on a jig head.

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