Inhabits inshore coral reefs . Nocturnal species . Solitary, also found in reef crevices and ledges in 1-35 m (Ref 90102).
Dorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 8. Juveniles have intense dark markings on a light background . Adults dusky . : fusiform / normal; Cross section: compressed.
Behavioural data for Threespot cardinalfish is currently being reviewed.
Diet information for Threespot cardinalfish is currently being compiled.
Mouthbrooders . Distinct pairing during courtship and spawning .
Marine; reef-associated; depth range 1 - 35 m . Tropical; 30°N - 18°S east to Samoa and the Marshall Islands.
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Amia koilomatodon | Bleeker | 1853 | Synonym |
| Apogon koilomatodon | Bleeker | 1853 | Synonym |
| Apogon trimaculatus | Cuvier | 1828 | Synonym |
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 43 records indexed .
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