Scarus spinus, Male, Bali, Indonesia, Photo: Ian Shaw
Scarus spinus, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
Tropical Eastern Pacific, Tropical Indo-Pacific
Rounded head shape, small pink bars on chin and dorsal and anal fin markings distinctive. Flat or slightly lunate tail.
Max Size: 30 cm
Sea Temperature Range: 23.8-31.3°C
Depth: 2-25 m
Habitat: Coral Reef
Habitat Generalisation Index: 4.6
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
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 (2 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