Channel catfish, blue catfish and white catfish are generally larger than yellow, black and brown bullhead catfish. Bullheads differ from other catfish in that bullheads have straight or rounded tails, whereas other species of catfish have forked tails. Coloring between species differs as well.Know More
Channel catfish reach maximum lengths of 30 inches or more, white catfish reach up to 20 inches and the blue catfish is one of the largest catfish species in North America. Yellow bullheads reach a maximum length of 14 inches, black bullheads attain full size at 11 inches and brown bullheads get up to 12 inches long. When these fish reach full size, catfish are longer than bullheads.
Tail shape is another differentiating factor between catfish and bullheads. Channel catfish have deeper forks in their tails than white catfish and blue catfish, and white catfish have slightly forked tails. Yellow, black and brown bullheads have straight, rounded or slightly notched tails, but these fish do not have pronounced forks in their tails.
As their names indicate, bullheads tend to have yellowish, brownish and black markings with lighter colored undersides. Channel catfish are brownish-gray, blue catfish are gray with blue coloring and white catfish appear greenish and gray.Learn More
The gender of male and female blue catfish can be determined by the distinctive humps that appear on the backs of the males between the dorsal fins and the head. The females are more streamlined and can reach any size, but the males start developing these distinctive humps once they reach 10 pounds. The males also have more rounded heads.Full Answer >
Depending on the species, catfish can live from eight to 20 years though the Mekong giant catfish lives more than 60 years. Almost 3,000 species of catfish have been catalogued throughout the world, but it is thought that as many as 4,500 exist.Full Answer >
According to research performed at Mississippi State University, albino channel catfish are a rare find in the wild. However, an appreciated aquarium fish, the albino is very popular in the aquatic trade and is more prevalent in the wild now than in the past due to restocking efforts.Full Answer >
The eclipse catfish, commonly referred to as the sun catfish, is a freshwater species of the Bagridae family native to southwestern India. The fish is known by the distinct black spot to the rear of its gill plate and features a body shape similar to the North American channel catfish.Full Answer >