Halichoeres richmondi

Labridae
Richmonds Wrasse, Chain-lined wrasse, Richmond's wrasse
  • Halichoeres richmondi, Male, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
    Halichoeres richmondi, Male, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
  • Halichoeres richmondi, Female, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
    Halichoeres richmondi, Female, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
  • Halichoeres richmondi, Female, Bali, Indonesia, Photo: Ian Shaw
    Halichoeres richmondi, Female, Bali, Indonesia, Photo: Ian Shaw
Distribution
Tropical Indo-Pacific
Description
Males green with blue chain like stripes along body, blue margins on dorsal, tail and anal fins and blue-edged red stripes on face. Juveniles with an ocellus mid way along dorsal fin and a second ocellus on upper tail base. Females and juveniles with yellow and blue stripes along body similar to H. melanurus (Hoeven's Wrasse), best distinguished by presence of males.
Information
  • Max Size: 19 cm
  • Sea Temperature Range: 25.5-31.7°C
  • Depth: 1-15m
  • Habitat: Coral Reef
  • Habitat Generalisation Index: 2.1
    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: Infrequent (10% 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: Joe Shields
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