Jason opens a valve at the top of one of the scoop samplers before taking a sample of microbial mat.
Microbial Mat
Image courtesy of Submarine Ring of Fire 2014 - Ironman, NSF/NOAA, Jason, Copyright WHOI. Download larger version (jpg, 1.7 MB).

Jason opens a valve at the top of one of the scoop samplers before taking a sample of microbial mat.

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