"WE KNOW MORE ABOUT THE SURFACE OF THE MOON AND ABOUT MARS THAN WE DO ABOUT THE DEEP SEA FLOOR." - Paul Snelgrove
He worked on the Census of Marine Life which ran from 2000 to 2010. 2700 scientists participated in trying to count all the marine species known. They made 540 expeditions and discovered 6000 new species.
Here's a link to check out! OCEAN FRONTIER INSTITUTE - PAUL SNELGROVE