Megathura crenulata

Fissurellidae
Giant Keyhole Limpet
  • Megathura crenulata, Channel Islands, USA, Photo: Olivia Johnson
    Megathura crenulata, Channel Islands, USA, Photo: Olivia Johnson
  • Megathura crenulata, Channel Islands, USA, Photo: Olivia Johnson
    Megathura crenulata, Channel Islands, USA, Photo: Olivia Johnson
Distribution
Description
Information
  • Max Size: 13 cm
  • Sea Temperature Range: 12.9-22.1°C
Rarity
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Widespread (73% 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 (9 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
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