Urchin Slayers Are Trying to Save the Underwater Rainforest

Urchin Slayers Are Trying to Save the Underwater Rainforest

The resulting “urchin barrens,” as divers call them, can stretch hundreds of miles, with scientists reporting earlier this year that some Northern California kelp forests have suffered 95 percent loss since 2012.Kelp are key to much of the West Coast’s marine biodiversity.