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The Bullhead, or Bullhead Catfish, is a group of catfishes in the family Ictaluridae. Some other members of the family include channel catfish , blue catfish , and more. Researchers currently recognize seven different species in this group.
The brown bullhead (Ameiurus nebulosus) is a fish of the family Ictaluridae that is widely distributed in North America. It is a species of bullhead catfish and is similar to the black bullhead (Ameiurus melas) and yellow bullhead (Ameiurus natalis).
Bullhead, any of several North American freshwater catfishes of the genus Ameiurus (Ictalurus of some authorities) and the family Ictaluridae. Bullheads are related to the channel catfish (I. punctatus) and other large North American species but have squared, rather than forked, tails and are.
Bullhead fish: what they are, what they look like - and how males entice females by singing - Discover Wildlife.
A small, strangely shaped fish, the bullhead (also known as the 'Miller's Thumb') has a very large head, relatively large fins and a tapering body. It lives on the bottom of fast, stony rivers and streams feeding on invertebrates, such as mayfly and caddisfly larvae, and the eggs of other fish.
The brown bullhead (Ameiurus nebulosus) is a fish of the family Ictaluridae that is widely distributed in North America. It is a species of bullhead catfish and is similar to the black bullhead (Ameiurus melas) and yellow bullhead (Ameiurus natalis).
Yellow bullhead are similar to black (Ameiurus melas) and brown (Ameiurus nebulosus) bullhead. They differ from these two species in that they have white or yellow chin barbels. Both black and brown bullhead have some dark pigmentation on the chin barbels.
Brown bullhead look very similar to black bullhead (Ameiurus melas) and yellow bullhead (Ameiurus natalis). Brown bullhead are distinguished by 5 to 8 large, serrated teeth on their pectoral spines , mottled coloring on their trunk, lack of dark fin rays, and 11 to 15 gill rakers on their first gill arch.
Black bullheads are the only bullhead species with completely pigmented barbels. Yellow bullheads have no pigmentation and brown bullheads have light pigments on the ends of the barbels. Black bullheads naturally hybridize with brown bullheads.
The bullhead is a member of the spiny-finned ‘sculpin’ family of fish, which consists of about 300 species worldwide, the vast majority of which live in marine environments and are similar in appearance to gobies. The bullhead is the only freshwater-dwelling species of sculpin in the UK.
