; subclass Actinopterygii, order Perciformes)
A family of basically marine fish, but with representatives living in brackish or fresh water, with a wide range in size. All tend to have two separate dorsal fins, strong spines in the first dorsal and anal fins, and a lateral line extending on to the tail. The smaller species have large eyes and a forked tail. There are about 30 species.
Subjects: Zoology and Animal Sciences.