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Sea urchin species on brink of extinction after marine pandemic

11.12.2025 07:00 | The Guardian World

Ecologically important Diadema africanum almost eliminated by unknown disease in Canary IslandsA marine pandemic is bringing some species of sea urchin to the brink of extinction, and some populations have disappeared altogether, a study has found.Since 2021, Diadema africanum urchins in the Canary Island archipelago have almost entirely been killed by an unknown disease. There has been a 99.7% population decrease in Tenerife, and a 90% decrease off the islands of the Madeira archipelago. Continue reading...

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