Ecsenius aequalis

Blenniidae
Fourline Combtooth Blenny, Fourline Blenny
  • Ecsenius aequalis, Lizard Island, QLD, Photo: Rick Stuart-Smith
    Ecsenius aequalis, Lizard Island, QLD, Photo: Rick Stuart-Smith
  • Ecsenius aequalis, Abiington Reef, QLD, Photo: Rick Stuart-Smith
    Ecsenius aequalis, Abiington Reef, QLD, Photo: Rick Stuart-Smith
  • Ecsenius aequalis, Great Barrier Reef, Cairns, Qld, Photo: Andrew Green
    Ecsenius aequalis, Great Barrier Reef, Cairns, Qld, Photo: Andrew Green
  • Ecsenius aequalis, QLD, Australia, Photo: Joe Shields
    Ecsenius aequalis, QLD, Australia, Photo: Joe Shields
Distribution
Tropical Indo-Pacific
Description
Small, semi-translucent grey blenny with 3 narrow black stripes along sides, a fourth black line along base of dorsal fin, and sometimes broken white stripes between black lines. Eyes with golden iris and black and white spots around outer. Perches on top of coral.
Information
  • Max Size: 4 cm
  • Sea Temperature Range: 24.2-29.8°C
  • Depth: 2-11m
  • Habitat: Coral Reef
  • Habitat Generalisation Index: 2.9
    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 (10% 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 (3 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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