Synodus binotatus

Synodontidae
Twospot Lizardfish, Spotnose Lizardfish
  • Synodus binotatus, Cook Islands, Photo: Graham Edgar
    Synodus binotatus, Cook Islands, Photo: Graham Edgar
  • Synodus binotatus, Lord Howe Island, Australia, Photo: Tom Davis
    Synodus binotatus, Lord Howe Island, Australia, Photo: Tom Davis
  • Synodus binotatus, Photo: Graham Edgar
    Synodus binotatus, Photo: Graham Edgar
  • Synodus binotatus, Lord Howe Is, Australia, Photo: Ian Shaw
    Synodus binotatus, Lord Howe Is, Australia, Photo: Ian Shaw
Distribution
Tropical Indo-Pacific
Description
Two distinct rounded spots on tip of snout and 8-10 well-defined dark blotches along underside. S. variegatus (variegated lizardfish) often with 2 elongated spots on snout, but also has more rectangular markings in 2 rows along side of body behind pectoral fin.
Information
  • Max Size: 18 cm
  • Sea Temperature Range: 19.1-30.7°C
  • Depth: 1-88m
  • Habitat: Coral Reef, Rocky Reef
  • Habitat Generalisation Index: 3.3
    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 (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: Solitary (1 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: extract from RD Stuart-Smith, GJ Edgar, AJ Green, IV Shaw. 2015. Tropical Marine Fishes of Australia. Reed New Holland
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