Redspot Cardinalfish (Ostorhinchus/Apogon parvulus)

''Ostorhinchus parvulus'' is a species of saltwater fish in the Apogonidae family of order Perciformes that lives in Eastern Asia found along rocky reefs around bays. The coloration on this fish's body lustrous and pretty. ''O. parvulus'' is semi-transparent with a distinctive large red peduncular spot when an adult. These fish are very social and good fish to have in your aquarium, fish tank, etc. These fish go together well in five or more.