Only a tiny % of the deep seafloor has ever been visually observed: Study

Only a tiny % of the deep seafloor has ever been visually observed: Study

For national and international policymakers, decisions on how to regulate — and whether to allow — exploitative human activities such as deep-sea mining require good information. A new study suggests that when it comes to the ocean floor, they may not have it. Only 0.001% of the deep seafloor has ever been captured by photo or video images, the study found. And that which has been captured is “biased” and potentially unrepresentative: 65% of obs…