Like a series of other ships Lamont has operated since the 1950s, the Langseth also takes physical samples of the ocean floor. Here, a piston corer is readied for lowering to the bottom of the central Pacific Ocean, near the Line Islands, to grab sediments below. http://blogs.ei.columbia.edu/2012/07/09/investigating-the-world%E2%80%99s-oceans-pole-to-pole-and-deep-below-the-bottom/
