Other names: Mudcat , Shovelhead cat
The flathead catfish, Pylodictis olivaris, is a large North American freshwater fish known for its broad, flat head and olive to yellowish body. It inhabits slow-moving rivers, lakes, and reservoirs, where it preys on fish, crayfish, and other aquatic organisms. This species is popular in sport fishing due to its size and strength.
Other names
Mudcat , Shovelhead cat
Length
~76" (max 155)
Weight
~13" (max 55)
Water
Fresh
Water Temp
4-15° F
Depth
6 ft
Always open
10
>30" (1 fish)
Total Length
SD Felt Soles, SD Game Fish, SD Snagging, SD Landing Aids, SD Bait, SD Hook and Line
Flathead catfish prefer slow-moving rivers, lakes, and reservoirs with muddy or sandy bottoms
They often inhabit areas with structures like logs, rocks, and underwater debris
Their diet includes fish, crayfish, and other bottom-dwelling organisms
Juveniles are found in shallower, vegetated areas, while adults inhabit deeper waters
Spawning occurs in late spring to early summer in sheltered areas
Males guard the nests where females lay adhesive eggs
After hatching, fry remain in the nest under the male’s protection for a few days
Flathead catfish exhibit seasonal movements, often seeking deeper waters in winter and returning to shallower areas for feeding and spawning