Thryssa mystax is silver, darker dorsally. There is a distinctive dark blotch behind upper part of gill opening, which can easily identify the species from other "Thryssa" species. Caudal fin is yellowish. It feeds on planktons, fish larva, and small crustaceans like shrimp larva. Thryssa mystax The moustached thryssa ("Thryssa mystax"), also known as Gangetic anchovy, is a species of oceanodromous ray-finned fish in the family Engraulidae. It is found in the tropical western Indo-Pacific region from India, Sri Lanka to Myanmar and south to Java, and Indonesia. It is a small schooling fish found in depth of 0-50m. Maximum length do
Malabar trevally a bluish-grey hue on the upper side of the fish fading to a silvery white on the underside and lower flanks. The opercle has a single small black spot on the upper margin, and the tongue is a distinctive greyish brown to brown. The caudal fin, soft dorsal and anal fins are pale greenish yellow to dusky, while other fins are hyaline in appearance. The tips of the dorsal, anal and caudal fins are occasionally edged in a shade of white. The Malabar trevally is broadly distributed in the tropical and subtropical regions of the Indian and Pacific Oceans. It