Ostorhinchus flavus

Yellow cardinalfish | Apogon flavus
Ostorhinchus flavus
Ostorhinchus flavus, Lord Howe Island, Photo: Andrew Green
Ostorhinchus flavus
Ostorhinchus flavus, Lord Howe Island, Photo: Graham Edgar
Ostorhinchus flavus
Ostorhinchus flavus, Lord Howe Island, Photo: Rick Stuart-Smith
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Ostorhinchus flavus
Ostorhinchus flavus
Ostorhinchus flavus

Distribution

Temperate Australasia, Tropical Indo-Pacific


Description

(Accepted name: Ostorhinchus flavus) Bright yellow/orange with a black spot on centre of tail base and white lines through eye, rather than blue, as on similar A. capricornis (Capricorn Cardinalfish).


Information

Max Size: N/A cm

Sea Temperature Range: 19.1-24.9°C

Depth: 10-25m

Habitat Generalization Index: 5.3

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 (6.4% 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: Many (32 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