Flatheads are famous for their flattened head and big lower lip or jaw. These catfish have a rounded tail unlike their cousin the blue cat who has forked tail. Flatheads are yellowish brown in color. They have white or yellowish colored belly.
Flatheads are another large species of catfish.
These fish can grow upwards of 80lbs. The blue catfish is famous for the hump in its back right in front of the dorsal fin thus the nicknames humpback and chucklehead. These catfish have a forked tail, and their bodies are grayish to bluish gray in color. Blue cats are one of the largest freshwater species of catfish. They can grow upwards of 100lbs.