Eels, sharks and a colour-changing octopus in a previously unexplored part of the deep-sea. | BBC Earth

Exploration is key to increasing our understanding of the ocean, so we can more effectively manage, conserve, regulate, and use ocean resources that are vital to our economy and to all of our lives. . . For other reasons why we explore the ocean, check out our fact: https://oceanexplorer.noaa.gov/facts/why.html. . . [Video developed with Schmidt Ocean Institute and Nautilus Live.] | NOAA Ocean Exploration