Deep-sea Octocoral on Okeanos Mission

Octocorals dominated the seafloor on Chris Mah's Okeanos mission to Johnston Atoll in the remote Pacific Ocean.
(NOAA Office of Ocean Exploration and Research, 2017 Laulima O Ka Moana)

Octocorals dominated the seafloor on Chris Mah's Okeanos mission to Johnston Atoll in the remote Pacific Ocean.