Amphichaetodon howensis

Chaetodontidae
Lorde Howe Butterflyfish
  • Amphichaetodon howensis, Adult, Lord Howe Is, NSW, Australia, Photo: Andrew Green
    Amphichaetodon howensis, Adult, Lord Howe Is, NSW, Australia, Photo: Andrew Green
  • Amphichaetodon howensis,
    Amphichaetodon howensis,
  • Amphichaetodon howensis, Lord Howe Is, NSW, Australia, Photo: Andrew Green
    Amphichaetodon howensis, Lord Howe Is, NSW, Australia, Photo: Andrew Green
  • Amphichaetodon howensis, Lord Howe Is, NSW, Australia, Photo: Rick Stuart-Smith
    Amphichaetodon howensis, Lord Howe Is, NSW, Australia, Photo: Rick Stuart-Smith
Distribution
Localised
Description
Five black bars, 1st through eye, with yellow upper body and tail margin. Also identified by body shape and location, only found in Tasman Sea.
Information
  • Max Size: 18 cm
  • Sea Temperature Range: 16.5-24.9°C
  • Depth: 10-150m
  • Habitat: Coral Reef, Rocky Reef
  • Habitat Generalisation Index: 2.5
    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: Least Concern
  • Occurrence: Infrequent (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: Few (2 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: GJ Edgar. 2008. Australian Marine Life. New Holland, Sydney
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