Heliocidaris tuberculata

Echinometridae
Tuberculate Urchin
  • Heliocidaris tuberculata, Lord Howe Island, NSW, Photo: Graham Edgar
    Heliocidaris tuberculata, Lord Howe Island, NSW, Photo: Graham Edgar
  • Heliocidaris tuberculata, Lord Howe Island, NSW, Photo: Rick Stuart-Smith
    Heliocidaris tuberculata, Lord Howe Island, NSW, Photo: Rick Stuart-Smith
  • Heliocidaris tuberculata, Kermadec Islands, New Zealand, Photo: Rick Stuart-Smith
    Heliocidaris tuberculata, Kermadec Islands, New Zealand, Photo: Rick Stuart-Smith
  • Heliocidaris tuberculata, Ulladulla, NSW, Photo: Andrew Green
    Heliocidaris tuberculata, Ulladulla, NSW, Photo: Andrew Green
  • Heliocidaris tuberculata, Poor Knights Is, New Zealand, Photo: Andrew Green
    Heliocidaris tuberculata, Poor Knights Is, New Zealand, Photo: Andrew Green
Distribution
Temperate Australasia
Description
Coloured orange-red, and the spines are oval in cross-section and blunt at the tip. Large numbers are found in hollows on wave-swept reefs just below low-tide level.
Information
  • Max Size: 17 cm
  • Sea Temperature Range: 15.4-24.9°C
  • Depth: 0-10m
  • Habitat: Rocky Reef
Rarity
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Frequent (13% 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: Many (37 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: GJ Edgar. 2008. Australian Marine Life. New Holland, Sydney
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