Chaetodon lunula

Chaetodontidae
Racoon Butterflyfish, Half-moon Butterflyfish, Moon Butterflyfish, Red-striped Butterflyfish
  • Chaetodon lunula, Adult, Bali, Indonesia. Photo: Ian Shaw
  • Chaetodon lunula, Adult. Photo: Rick Stuart-Smith
  • Chaetodon lunula, Juvenile. Photo: Rick Stuart-Smith
Distribution
Temperate Australasia, Tropical Indo-Pacific
Description
Mainly yellow body with a dusky back. Black bar through eye followed by vivid white band, and a diagonal black bar sweeping upwards from behind eye to dorsal fin base. Brown/orange diagonal bars on lower body with a black spot on tail base. Juveniles have black ocellus on the rear of dorsal fin.
Information
  • Max Size: 20 cm
  • Depth: 1-170m
  • Habitat: Coral Reef, Rocky Reef
Rarity
  • Threats: Exploitation, Habitat degradation
  • 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 (3 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: RD Stuart-Smith, GJ Edgar, AJ Green, IV Shaw. 2015. Tropical Marine Fishes of Australia. Reed New Holland
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