Halichoeres prosopeion

Labridae
Two-tone Wrasse, Half-grey Wrasse
  • Halichoeres prosopeion, Adult, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
    Halichoeres prosopeion, Adult, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
  • Halichoeres prosopeion, Juvenile, North WA, Australia, Photo: Andrew Green
    Halichoeres prosopeion, Juvenile, North WA, Australia, Photo: Andrew Green
  • Halichoeres prosopeion, Adult, Naigani Is, Fiji, Photo: Andrew Green
    Halichoeres prosopeion, Adult, Naigani Is, Fiji, Photo: Andrew Green
  • Halichoeres prosopeion, Juvenile, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
    Halichoeres prosopeion, Juvenile, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
  • Halichoeres prosopeion, Adult, Bali, Indonesia, Photo: Ian Shaw
    Halichoeres prosopeion, Adult, Bali, Indonesia, Photo: Ian Shaw
Distribution
Temperate Australasia, Tropical Indo-Pacific
Description
Adults with pointed head, purple face grading to yellow tail, dorsal fin with black patch at front, white pelvic fins. Juveniles white with black stripes from snout to tail.
Information
  • Max Size: 13 cm
  • Sea Temperature Range: 23.7-31.2°C
  • Depth: 2-40 m
  • Habitat: Coral Reef
  • Habitat Generalisation Index: 11.1
    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
  • IUCN Threat Status: Least Concern
  • Occurrence: Frequent (19% 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: Joe Shields
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