Deep-sea shark swimming above a dark, rocky seabed.
Deep-Sea Shark
Image courtesy of NOAA Ocean Exploration, 2025 Beyond the Blue. Download larger version (jpg, 961 KB).
A deep-sea shark species (likely Etmopteridae) was observed swimming at a depth of 1,118 meters (3,668 feet) towards the end of Dive 05 of the Papahānaumokuākea ROV and Mapping expedition.