Occurs in shallow coastal waters and enters river mouths and estuaries. Schooling species; often feeds on tidal flats (Ref. 44894, 48635). Feeds mainly on echinoderms, worms, crustaceans and mollusks. Mainly exploited by artisanal fisheries. Sold fresh in markets. Used in Chinese medicine (Ref. 12166). A popular angling species, often caught with hook and line and sometimes taken by trawlers (Ref. 44894).