Flathead Catfish

Pylodictis olivaris

Wisconsin's largest catfish species. Lake Winnebago produced the state record at nearly 75 pounds. Also found in the Wisconsin, Mississippi, and Wolf rivers. Trophy flatheads are caught annually from the Winnebago system.

Size Limit
No minimum
Daily Bag
10 (combined catfish)
Season
Year-round
State Record
74 lb 8 oz
Lake Winnebago (2005)

Best Months to Fish

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

What to Use

Live Bait & Natural

Live sunfishLive bullheadsLarge minnowsCut bait

Lures & Artificials

Heavy slip sinker rigs with circle hooks

Flathead Catfish Fishing in Wisconsin

Wisconsin’s largest catfish species. Lake Winnebago produced the state record at nearly 75 pounds. Also found in the Wisconsin, Mississippi, and Wolf rivers. Trophy flatheads are caught annually from the Winnebago system.

More Wisconsin Fish Species

View all fish species →

Plan Your Flathead Catfish Trip

Find lakes, guides, and bait shops for your next flathead catfish fishing trip in Wisconsin.

Explore Lakes   Find a Guide   Bait & Tackle

Regulations shown are statewide defaults. Some waters have special regulations — always check the current Wisconsin DNR regulations before fishing. A Wisconsin fishing license is required for ages 16+.