Sillagos and smelt-whitings are members of the Sillaginidae family. They are widespread throughout the Indian ocean and the Western Pacific ocean. The sillagos have an elongated body with long and conical snout. Their opercle have a small sharp spine and they have 2 separate dorsal fins.
Sillagos are inshore species that feed mainly on benthic or epibenthic organisms. They are found in shallow sandy bays and frequently enter estuaries, penetrating into fresh water for brief periods. Most species are schooling.
There are 6 genera and about 34 species of Sillaginidae worldwide. Malaysia has one genus and about 8 species.