Forcipiger longirostris

Chaetodontidae
Longnose Butterflyfish
  • Forcipiger longirostris, Coral Sea, Australia, Photo: Rick Stuart-Smith
    Forcipiger longirostris, Coral Sea, Australia, Photo: Rick Stuart-Smith
  • Forcipiger longirostris, Raja Ampat, Indonesia, Photo: Andrew Green
    Forcipiger longirostris, Raja Ampat, Indonesia, Photo: Andrew Green
  • Forcipiger longirostris, French Polynesia, Photo: Rick Stuart-Smith
    Forcipiger longirostris, French Polynesia, Photo: Rick Stuart-Smith
Distribution
Tropical Indo-Pacific
Description
Distinct long nose, yellow body with a black and white head, and black ocellus on anal fin. Numerous small black spots on breast and more elongated snout distinguishes it from F. flavissimus (Forceps fish). Also less common.
Information
  • Max Size: 22 cm
  • Sea Temperature Range: 23.4-31.4°C
  • Depth: 2-200m
  • Habitat: Coral Reef
  • Habitat Generalisation Index: 6.1
    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 (8% 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.
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