Ostorhinchus aureusis commonly referred to as Golden Cardinalfish, Ringtail Cardinal, Ring-tail Cardinalfish, Ring-tailed Cardinalfish, Ring-tailed Cardinal-fish. Difficulty in the aquarium: Average. A aquarium size of at least 1000 Liter is recommended. Toxicity: Toxic hazard unknown.
Special thanks for this picture to Jean-Claude Baur!
Indo-West Pacific: Red Sea and East Africa to Papua New Guinea, north to Miyakejima, Japan, south to Australia and New Caledonia.
Inhabits holes in rocks or under ledges in shallow waters. Known to occur in mixed aggregates with Apogon apogonoides during summer and autumn, but form separate aggregates in winter and spring.