Pseudanthias tuka

Serranidae
Purple Queen, Purple Anthias, Purple Queen-basslet, Yellowstripe Anthias, Yellowstriped Fairy Basslet
  • Pseudanthias tuka, Male, Bali, Indonesia, Photo: Ian Shaw
    Pseudanthias tuka, Male, Bali, Indonesia, Photo: Ian Shaw
  • Pseudanthias tuka, Female. Photo: Rick Stuart-Smith
    Pseudanthias tuka, Female. Photo: Rick Stuart-Smith
  • Pseudanthias tuka, Male. Photo: Rick Stuart-Smith
    Pseudanthias tuka, Male. Photo: Rick Stuart-Smith
  • Pseudanthias tuka, Female, Ashmore Reef, Coral Sea, Photo: Graham Edgar
    Pseudanthias tuka, Female, Ashmore Reef, Coral Sea, Photo: Graham Edgar
  • Pseudanthias tuka, Male, Osprey Reef, Coral Sea, Photo: Graham Edgar
    Pseudanthias tuka, Male, Osprey Reef, Coral Sea, Photo: Graham Edgar
  • Pseudanthias tuka, Female, Osprey reef, Coral Sea, Photo: Graham Edgar
    Pseudanthias tuka, Female, Osprey reef, Coral Sea, Photo: Graham Edgar
  • Pseudanthias tuka, Female, Coral Sea, QLD, Photo: Andrew Green
    Pseudanthias tuka, Female, Coral Sea, QLD, Photo: Andrew Green
Distribution
Tropical Indo-Pacific
Description
Male with pointed snout, long trailing tail filaments and dark patch on base of rear dorsal fin. Female with yellow stripe along back and upper and lower tail margins. Male P. pascalus has spots on dorsal fin, while female P. evansi has completely yellow tail and dorsal fin.
Information
  • Max Size: 12 cm
  • Sea Temperature Range: 24.2-31.6°C
  • Depth: 0-40m
  • Habitat: Coral Reef
  • Habitat Generalisation Index: 7.5
    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: Climate change/warming, Exploitation, Habitat degradation
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Frequent (16% 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: Large aggregations (138 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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