Black sea urchin and Stichaster striatus (common sea star) in Zapallar. Photo: Rodrigo Sánchez

Artisanal fishers use their TURF-Reserves to curb the uncontrolled growth of black sea urchins and revive underwater forests

READ MORE HERE (IN SPANISH)
9 Jul 2026
  • Overfishing of the black sea urchin’s native predators has allowed this species to grow without natural checks, threatening the balance of marine ecosystems along the coast of central Chile.
  • Artisanal fishers in the Ventanas and Zapallar coves have managed to curb the population growth of this species and recover marine biodiversity.
  • They have done so by protecting their TURF-Reserves, areas they themselves have declared off-limits to fishing so that marine life can recover.
  • The decline of the black sea urchin has allowed kelp to return, followed by a large-scale return of fish, mollusks and macroinvertebrates that enrich local biodiversity.

READ MORE HERE (article in Spanish).