Apogon fleurieu; Print; Ostorhinchus fleurieu (flower cardinalfish; gold cardinalfish; bullseye cardinalfish; cardinalfish; ring-tail cardinalfish or ringtailed cardinalfish) is a species of cardinalfish native to the Red Sea and Persian Gulf; the Gulf of Oman; and the waters around East Africa; Seychelles; India; Sri Lanka; the Indo-Malayan region; and Hong Kong.; south to the Ashmore Reef; Western Australia. It is the type species of the genus Ostorhinchus. The specific name honours the French explorer and hydrogapher Charles Pierre Claret; comte de Fleurieu (1738-1810) who was a of colleague and friend of Lacep鑔e's.; 1798-1876