Apogon aureus (Ring-tailed cardinalfish) must be provided with dark shelter. In the wild they are nocturnal and stay hidden during the day. Ring-tailed cardinalfish appreciate lower temperatures, but 72-78 degrees F. is all right. Keep nitrate, nitrite and ammonia levels as low as possible, even though this species will usually tolerate a few tens of ppm of nitrate.
Food: Apogon aureus (Ring-tailed cardinalfish) eat benth crustaceans, zoobenthos, mobile invertebrates and small fishes. In captivity, they can be given small fishes, shrimps and other fresh and frozen meaty foods. They can also be trained to eat frozen processed foods, but avoid flake, pellets and other dry prepared foods.
Breeding: We do not have any information regardning the breeding of Apogon aureus (Ring-tailed cardinalfish) in aquariums.
Species Name: Apogon aureus
Synonym: Apogon annularis, Apogon annularis roseipinnis, Centropomus aureus, Gronovichthys aureus, Apogon aureus, Ostorhynchus fleurieu, Apogon fleurieu, Amia fleurieu, Apogon roseipinnis, Amia aurea
Common Names: Ring-tailed cardinalfish
Family: Apogonidae (Cardinalfishes)
Order: Perciformes (Perch-likes)
Class: Actinopterygii (Ray-finned Fishes)
Max. Size: 14.5 cm / 5.7 inches
Environment: Marine reef
Origin: Southeast Atlantic, Western and Eastern Indian Ocean, Northwest, Southwest, Western Central and Eastern Central Pacific
Temperament: Harmless
Company: Apogon aureus (Ring-tailed cardinalfish) it not suitable to keep in the same aquarium as large predators.