Chrysiptera rollandi

Pomacentridae
Bluehead Demoiselle, Bluehead Demoiselle, Rolland's Demoiselle
  • Chrysiptera rollandi, Adult, QLD, Australia, Photo: Andrew Green
    Chrysiptera rollandi, Adult, QLD, Australia, Photo: Andrew Green
  • Chrysiptera rollandi, Adult, Bali, Indonesia, Photo: Ian Shaw
    Chrysiptera rollandi, Adult, Bali, Indonesia, Photo: Ian Shaw
  • Chrysiptera rollandi, Juvenile, QLD, Australia, Photo: Rick Stuart-Smith
    Chrysiptera rollandi, Juvenile, QLD, Australia, Photo: Rick Stuart-Smith
  • Chrysiptera rollandi, Adult, Sulawesi, Indonesia, Photo: Ian Shaw
    Chrysiptera rollandi, Adult, Sulawesi, Indonesia, Photo: Ian Shaw
Distribution
Tropical Indo-Pacific
Description
Dark grey-blue forehead becoming pale below and behind, blue stripe on either side of head running from snout to start of dorsal fin, often joining together to create a crown like appearance. Long, pointed white pelvic fin. Localised variations can have yellow rear of body.
Information
  • Max Size: 8 cm
  • Sea Temperature Range: 22.4-30.8°C
  • Depth: 2-35m
  • Habitat: Coral Reef, Rocky Reef
  • Habitat Generalisation Index: 12.3
    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
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Common (20% 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: Many (32 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
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