Stegastes albifasciatus

Pomacentridae
Whitebar Gregory
  • Stegastes albifasciatus, Marion Reef, Coral Sea, Photo: Ian Shaw
    Stegastes albifasciatus, Marion Reef, Coral Sea, Photo: Ian Shaw
  • Stegastes albifasciatus, Niue, Photo: Graham Edgar
    Stegastes albifasciatus, Niue, Photo: Graham Edgar
Distribution
Description
Information
  • Max Size: 13 cm
  • Sea Temperature Range: 23.5-30.0°C
  • Habitat Generalisation Index: 1.3
    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
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Infrequent (1% 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 (33 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
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