The number of boats dragging for urchins has doubled to 450 in the past year, wh

The number of boats dragging for urchins has doubled to 450 in the past year, while the number of urchin divers has increased 50 percent, to 1,288. Urchin landings have increased 20-fold over the past decade, leaving many industry analysts and biologists wondering how long it will be before the fishery collapses. Details