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
Ctenogobiops crocineus dashes along its flanks, three diagonal rows of short, dark stripes on the posterior of its head with larger dark spots on the lower flanks which are frequently surrounded by smaller blue spots and there is a small white stripe above the pectoral fin base with a longer white streak on the pectoral fin. It is the type species of the genus "Ctenogobiops". Ctenogobiops crocineus Ctenogobiops tangaroai, the silver-spotted shrimp-goby, is a species of bony fish of the family Gobiidae, native to the reefs which is widespread in the Indo-West Pacific, from the Red Sea and Western Indian Ocean through