Care guide
Caring for cardinalfish
This guide covers Banggai cardinalfish and the other species that need the same care. Ask the seller about anything particular to Banggai cardinalfish.
- Kind
- Cardinalfish
- Adult size
- About 8 cm
- Smallest tank
- 120 litres
- Water temperature
- 24–27 °C
- Salinity
- 1.023–1.026 SG
- Temperament
- Peaceful
- Reef safe
- Yes
- Care level
- Easy
- Where they come from
- Usually aquacultured
- Good to know
- Banggai cardinals are endangered in the wild. Sell aquacultured fish only.
- CITES
- Not listed
Cardinalfish are calm, slow-moving fish that hover in small groups. Banggai cardinals are endangered in the wild, so buy aquacultured fish only.
Groups
Pajama cardinals do well in small groups. Banggai cardinals can squabble as they grow; a pair is often best.
Mouthbrooders
The male holds the eggs in his mouth until they hatch. Banggai babies are large and easy to raise, which is why aquacultured fish are widely available.
Food
Feed frozen mysis and similar foods a couple of times a day.
Further reading
General information to help you prepare, not veterinary advice. Every animal is different: ask an experienced vet about yours. Reviewed by PerfectPal on November 2, 2026.