; subclass Actinopterygii, order Perciformes)
A small family of marine fish that have a large and heavy body. Characteristically, the rounded dorsal, anal, and tail fins are of similar size and give the fish the appearance of having a trilobed tail. The best-known species is Lobotes surinamensis (1 m), a sluggish fish found in coastal waters of tropical seas. Probably it is a cosmopolitan species. There are about four species, with some south-east Asian species found in brackish-water or freshwater habitats.
Subjects: Zoology and Animal Sciences.