Siganus javus

Siganidae
Java Rabbitfish, Blue-spotted Spinefoot, Bluespotted Spinefish, White-spotted Rabbitfish
  • Siganus javus, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
    Siganus javus, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
  • Siganus javus, Raja Ampat, Indonesia, Photo: Graham Edgar
    Siganus javus, Raja Ampat, Indonesia, Photo: Graham Edgar
Distribution
Tropical Indo-Pacific
Description
Spots on back and stripes on belly, lacking yellow blotch of S. lineatus (goldlined rabbitfish) and with longer body and different tail shape to that species.
Information
  • Max Size: 53 cm
  • Sea Temperature Range: 22.4-31.4°C
  • Depth: 0-20m
  • Habitat: Coral Reef, Rocky Reef
  • Habitat Generalisation Index: 0.4
    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 (6% 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: Several (7 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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