Galapagos 2005 Expedition. Deploying the CTD/Niskin rosette cast. Each Niskin bottle on the rosette is remotely triggered to collect water samples at various depths that are tested for their chemical and particle content.

Image ID: expl1163, Voyage To Inner Space - Exploring the Seas With NOAA Collect
Credit: Image courtesy of UCSB, Univ. S. Carolina, NOAA, WHOI.

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