Longspine Cardinalfish (Apogon doryssa)

Fish in the family Apogonidae. Moderate care. Reef Safe.

Longspine Cardinalfish

Quick facts

Scientific nameApogon doryssa
FamilyApogonidae
Care levelModerate
Reef safetyReef Safe
TemperamentPeaceful
Dietcarnivore
Adult size4 in
Minimum tank size30 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.026
Feeding schedule1-2 times daily

Appearance

Apogon doryssa is a small, slender cardinalfish with a reddish or orange-red coloration overall. The fish has a characteristic elongated snout and relatively large eyes typical of nocturnal cardinalfishes. The dorsal spine is notably long and prominent, giving the species its common name "Longspine."

Diet and feeding

Feed small meaty foods such as finely chopped frozen shrimp, mysis shrimp, and small fish larvae. This species requires live or frozen foods and will not typically accept dry pellets. Feed 1-2 times daily, offering only what can be consumed in a few minutes.

Difficulty and care for the Longspine Cardinalfish

Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.

Common health issues

Ich, marine velvet, bacterial infections if stressed by poor water quality

Origin and habitat

Indo-Pacific region, including areas from Indonesia to the Philippines and surrounding coral reef habitats.

Log Longspine Cardinalfish in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Longspine Cardinalfish alongside everything else in your reef.