‘The forgotten forest’: how smashing 5.6m #urchins saved a #California #kelp paradise
Pollution, warm #oceans and hungry urchins devastated #Pacific kelp. Now, thanks to divers with hammers, one of the world’s most successful rehabilitation projects has helped it rebound
Led by #BayFoundation, divers in the #SantaMonica Bay have spent 15,575 hours underwater over the past 13yr. To bring kelp back, they focus on minimizing impact of one voracious eater: the #purpleurchin.
https://www.theguardian.com/us-news/2025/aug/31/california-pacific-kelp-forest