Sighting of Rare Chain Catsharks | Nautilus Live

NAUTILUS LIVE 2014 | E/V Nautilus is exploring the ocean studying biology, geology, archeology, and more. Watch for live video from the ocean floor. For live dive updates follow along on social media at and @evnautilus on Twitter. For more photos from our dives, check out our Instagram @nautiluslive. We spotted these rare sharks in the Gulf of Mexico while studying an extinct mud volcano in the region. Although found off much of the east coa