This is unbelievably sad. I learned to scuba dive in southern California in the early 90s. Kelp was ubiquitous back then, and it harbored all manner of marine

This is unbelievably sad. I learned to scuba dive in southern California in the early 90s. Kelp was ubiquitous back then, and it harbored all manner of marine life. Swimming through a kelp forest was a magical experience. No more. :-(