Sailfin Cardinalfish
Quinca mirifica
- Least concern
- Card rarity: Common
- Fish

The Sailfin cardinalfish is a species of ray-finned fish from the family Apogonidae, the cardinalfishes, and the only member of its genus. It is a large, almost all-black cardinal fish which is endemic to coral reefs in Western Australia. They are not yet common in the Aquarium trade, and are nocturnal.
Classification
- Class
- Actinopterygii
- Order
- Gobiiformes
- Family
- Apogonidae
- Genus
- Quinca