
Ring-tailed cardinalfish
Ostorhinchus aureus
Apogonidae, Apogoninae

Ostorhinchus aureus
Apogonidae, Apogoninae
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Lives wild in Australia, Christmas Island, Comoros, Djibouti, France, Hong Kong SAR China, India, Indonesia, and 24 more countries.
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. Forms aggregations (Ref 90102).
From the store to the tank: how to get the fish used to your water, why you should add only a few at a time, and what to watch for in the first few days.
Why new fish should live in a tank of their own for a few weeks before they move in, what you need, and what to look for.
What is different in a saltwater aquarium: salt, refractometer, live rock and corals. An introduction for anyone thinking of giving it a try.