Pristiapogon fraenatus

Bridled Cardinalfish | Spiny-eye Cardinalfish | Spurcheek Cardinalfish | Tapered-line Cardinalfish | Apogon fraenatus
Pristiapogon fraenatus
Pristiapogon fraenatus, Bali, Indonesia, Photo: Ian Shaw
Pristiapogon fraenatus
Pristiapogon fraenatus, Jervis Bay, NSW, Photo: Andrew Green
Pristiapogon fraenatus
Pristiapogon fraenatus, adult, NSW, Australia, Photo: Ian Shaw
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Pristiapogon fraenatus
Pristiapogon fraenatus
Pristiapogon fraenatus


Tropical Indo-Pacific


Clear to pink translucent with a single black stripe that tapers from eye to mid tail base, often bordered with pale iridescent white or blue. Black spot at centre of tail base, level with end of stripe. P. exostigma has black spot slightly above centre of tail base and end of stripe. Leading edge of first dorsal fin blackish.


Max Size: 10 cm

Sea Temperature Range: N/A

Depth: 3-50m

Habitat Generalization Index: 0.92

Also referred to as the SGI (Species Generalisation Index), this describes the habitat niche breadth of the species. Species with values less than 15 are found in a relatively narrow range of reef habitat types (specialists), while those over 25 may be found on most hard substrates within their range (generalists). Learn more here.

Conservation and Rarity

IUCN Status: Not Evaluated

Occurrence: Infrequent (1.9% of sites)

Occurrence describes how often the species is found on surveys within its distribution. It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed

Abundance: Several (7 per transect)

Abundance is calculated as the average number of individuals recorded per RLS transect, where present.

Edit by: RD Stuart-Smith, GJ Edgar, AJ Green, IV Shaw. 2015. Tropical Marine Fishes of Australia. Reed New Holland