Aplodactylus etheridgii

Aplodactylidae
Notch-head Marblefish
  • Aplodactylus etheridgii, Lord Howe Island, NSW, Australia, Photo: Andrew Green
    Aplodactylus etheridgii, Lord Howe Island, NSW, Australia, Photo: Andrew Green
  • Aplodactylus etheridgii, Kermadec Islands, New Zealand, Photo: Graham Edgar
    Aplodactylus etheridgii, Kermadec Islands, New Zealand, Photo: Graham Edgar
  • Aplodactylus etheridgii, Lord Howe Island, NSW, Australia, Photo: Rick Stuart-Smith
    Aplodactylus etheridgii, Lord Howe Island, NSW, Australia, Photo: Rick Stuart-Smith
  • Aplodactylus etheridgii, Lord Howe Is, NSW, Australia, Photo: Andrew Green
    Aplodactylus etheridgii, Lord Howe Is, NSW, Australia, Photo: Andrew Green
Distribution
Temperate Australasia
Description
Blunt head, brown body covered in fine white spots with distinct white patches down side and an orange rear margin on operculum. Endemic to Tasman Sea islands. Length to 45 cm.
Information
  • Max Size: 45 cm
  • Sea Temperature Range: 17.3-24.9°C
  • Depth: 6-20m
  • Habitat: Rocky Reef
  • Habitat Generalisation Index: 12.1
    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: Common (28% 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: Joe Shields
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