Submersibles revealing mysteries of the deep seaListen to this articleThe vessel's powerful light beams can be used to elicit the display of light called bioluminescence that many deep-sea animals produce. The ship's latest mission focuses on a seamount chain off Indonesia's Sulawesi island that scientists on board mapped last year. Marine life that most people never see floated into view, including delicate comb jellies with pulsing fairy-light illuminations along their sides. The subs do not go as deep as an ROV, but offer a unique view, explainedDave Pollock, who heads OceanX's submersible team. Large parts of the ocean, particularly the deep sea floor, are not even mapped, let alone explored.
