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Long-spined Sea Urchin

Diadema setosum

Long-spined Sea Urchin

Adults inhabit tropical coral reefs, lagoons, and rocky coastal shallows, sheltering in crevices by day and foraging at night. They scrape algae and organic material from hard surfaces with a complex tooth apparatus. Their exceptionally long, venomous spines provide strong protection, while bright blue lines can be visible on the body.

Type
Venom
Conservation status
NE

Growth chain

  1. ?
  2. ?
  3. Long-spined Sea Urchin

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Range map records: GBIF.org (CC0 and CC BY). Country outlines: Natural Earth.