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Methane bubbles rise from the seafloor

Detailed Description

Methane gas bubbles rise from the seafloor—this type of activity, originally noticed by NOAA Ship Okeanos Explorer in 2012 on a multibeam sonar survey, is what led scientists to the area. Image courtesy of Deepwater Canyons 2013 – Pathways to the Abyss expedition, NOAA-OER/BOEM/USGS.


Public Domain.