Chaetodon rainfordi

Chaetodontidae
Rainfords Butterflyfish, Rainford's Butterflyfish
  • Chaetodon rainfordi, Adult, Lord Howe Is, Australia, Photo: Ian Shaw
    Chaetodon rainfordi, Adult, Lord Howe Is, Australia, Photo: Ian Shaw
  • Chaetodon rainfordi, Juvenile, Lizard Island, QLD, Photo: Rick Stuart-Smith
    Chaetodon rainfordi, Juvenile, Lizard Island, QLD, Photo: Rick Stuart-Smith
  • Chaetodon rainfordi, Adult. Photo: Rick Stuart-Smith
    Chaetodon rainfordi, Adult. Photo: Rick Stuart-Smith
  • Chaetodon rainfordi, Brisbane, Qld, Photo: Andrew Green
    Chaetodon rainfordi, Brisbane, Qld, Photo: Andrew Green
Distribution
Tropical Indo-Pacific
Description
Series of dark-edged narrow golden bands along yellow body, and usually a black spot on tail base. Gold bands often encasing broader diffuse dark bars. C. aureofasciatus (Goldstripe Butterflyfish) lacks bars on the body and black tail base spot. Inhabit inshore reefs.
Information
  • Max Size: 15 cm
  • Sea Temperature Range: 19.8-30.3°C
  • Depth: 1-20m
  • Habitat: Coral Reef
  • Habitat Generalisation Index: 15.7
    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: Exploitation, Habitat degradation
  • IUCN Threat Status: Near Threatened
  • Occurrence: Common (30% 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 (4 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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