Terapons, terapon-grunters, terapon-perches and tigerperches are the common names use for members of the Terapontidae (Also spelled as Therapontidae, Theraponidae or Teraponidae) family. They are widespread in the marine environment of the Indo-West Pacific. The marine species inhabit inshore marine and brackish waters, with some species also entering fresh waters. Several species are limited to freshwaters of Australia and New Guinea. They are distinguished by having 2 spines in their opercle, dorsal fin with 11 to 14 spines. Their mouth are moderate with upper jaw not extending beyond vertical though centre of eye. Most marine species with 3 or more dark, straight or downwardly curved longitudinal stripes on body and dark transverse bands on lobes of caudal fin. They feed on fishes, insects, algae, and sand-dwelling invertebrates.
There are 16 genera and about 53 species of Terapontidae worldwide. Malaysia is represented by 3 genera and about 6 species.