<b>Multicorer</b> used to recover up to ten undisturbed sediment cores from the ocean floor; developed by marine biologists and geochemists for the detailed investigation of the water/sediment boundary layer. The image shows the recovery of the multicorer after successful deployment on the research vessel Polarstern off Svalbard.
<a href="//commons.wikimedia.org/wiki/User:Hgrobe" title="User:Hgrobe">Hannes Grobe</a>, Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, Germany
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>