Arbacia dufresnii

Arbaciidae
Naked Green Sea Urchin, Naked Green Sea Urchin
  • Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
    Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
  • Arbacia dufresnii, Los Lagos, Chile, Photo: Graham Edgar
    Arbacia dufresnii, Los Lagos, Chile, Photo: Graham Edgar
  • Arbacia dufresnii, Antartica Chilena, Chile, Photo: Graham Edgar
    Arbacia dufresnii, Antartica Chilena, Chile, Photo: Graham Edgar
  • Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
    Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
  • Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
    Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
  • Arbacia dufresnii, Antartica Chilena, Chile, Photo: Graham Edgar
    Arbacia dufresnii, Antartica Chilena, Chile, Photo: Graham Edgar
  • Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
    Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
  • Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
    Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
  • Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
    Arbacia dufresnii, Chubut, Argentina, Photo: Graham Edgar
Distribution
Polar - southern, Temperate South America
Description
Information
  • Sea Temperature Range: 2.4-19.0°C
  • Depth: 0-315m
  • Habitat: Rocky Reef
Rarity
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Widespread (100% 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: Large aggregations (299 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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