Scientists at the Woods Hole Oceanographic Institution (WHOI) have found that large sharks can spend hours far below the ocean surface in the mesopelagic zone, a layer stretching from 200 to 1,000 meters (650 to 3,300 feet) deep. This dim region…

Scientists at the Woods Hole Oceanographic Institution (WHOI) have found that large sharks can spend hours far below the ocean surface in the mesopelagic zone, a layer stretching from 200 to 1,000 meters (650 to 3,300 feet) deep. This dim region…