A sediment sample is extracted from one of the push cores deployed by Jason.
Sediment Sample
Image courtesy of Deepwater Canyons 2013 - Pathways to the Abyss, NOAA-OER/BOEM/USGS. Download larger version (jpg, 475 KB).

(L to R) Jennifer McClain-Counts, Jill Bourque, and Amanda Demopoulos prepare to extract a sediment sample from one of the push cores deployed by Jason.