The different species of catfish

The Catfish is one of North America’s most frequently caught fish species and one of the most
abundant sports fishing species. Here in Hardin County we have five species of Catfish. The big
three, in order of popularity are, the Channel Catfish, the Flathead Catfish, and the Blue Catfish.
The other two species are the Yellow and Black Bullhead, or as Minnesotans call them, Iowa
Walleyes. As a boy I remember watching large “clouds” or schools of tiny little bullheads,