Sampling (IMAGE) Woods Hole Oceanographic Institution Caption WHOI researcher David Griffith and his colleagues conducted their fieldwork in 2008 aboard the Canadian Coast Guard icebreaker Louis S. St. Laurent. At two different spots in the Canada Basin, an area northwest of the Canadian coast, they gathered samples from 24 depths ranging from the surface to the ocean floor 3,800 meters (roughly 12,500 feet) below. Credit David Griffith, Woods Hole Oceanographic Institution Usage Restrictions For use in an article featuring the research License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.