Heteropriacanthus cruentatus

Priacanthidae
Blotched Bigeye, Duskyfin Bigeye, Glass Bigeye, Glasseye Snapper, Goggle-eye, Moonshine Snapper, Red Big-eye, Rock Bullseye
  • Heteropriacanthus cruentatus, Solitary Is, NSW, Photo: Andrew Green
    Heteropriacanthus cruentatus, Solitary Is, NSW, Photo: Andrew Green
  • Heteropriacanthus cruentatus, NSW, Australia, Photo: Ian Shaw
    Heteropriacanthus cruentatus, NSW, Australia, Photo: Ian Shaw
  • Heteropriacanthus cruentatus, Juvenile, Jervis Bay, NSW, Photo: Rick Stuart-Smith
    Heteropriacanthus cruentatus, Juvenile, Jervis Bay, NSW, Photo: Rick Stuart-Smith
  • Heteropriacanthus cruentatus, Adult, Lord Howe Island, NSW, Photo: Ian Shaw
    Heteropriacanthus cruentatus, Adult, Lord Howe Island, NSW, Photo: Ian Shaw
  • Heteropriacanthus cruentatus, Easter Island, Photo: Graham Edgar
    Heteropriacanthus cruentatus, Easter Island, Photo: Graham Edgar
  • Heteropriacanthus cruentatus, Canary Islands, Spain, Photo: Rick Stuart-Smith
    Heteropriacanthus cruentatus, Canary Islands, Spain, Photo: Rick Stuart-Smith
  • Heteropriacanthus cruentatus, Night. Jervis Bay, NSW, Photo: Andrew Green
    Heteropriacanthus cruentatus, Night. Jervis Bay, NSW, Photo: Andrew Green
  • Heteropriacanthus cruentatus, Malpelo Island, Colombia, Photo: Graham Edgar
    Heteropriacanthus cruentatus, Malpelo Island, Colombia, Photo: Graham Edgar
Distribution
Tropical Atlantic/Caribbean, Tropical Eastern Pacific, Tropical Indo-Pacific
Description
Base colour red but can rapidly change from uniform colouration to blotchy red and silver. Rear fins spotted, tailfin margin rounded. Hovers motionless amongst coral.
Information
  • Max Size: 51 cm
  • Sea Temperature Range: 19.1-30.2°C
  • Depth: 3-300 m
  • Habitat: Coral Reef, Rocky Reef
  • Habitat Generalisation Index: 6.2
    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
Rarity
  • Threats: Climate change/warming, Exploitation, Habitat degradation
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Infrequent (5% 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: Few (2 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
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