Journal of Geological Research / 2012 / Article / Fig 6

Research Article

Geochemical Analysis as a Complementary Tool to Estimate the Uplift of Sediments Caused by Shallow Gas Hydrates in Mounds at the Seafloor of Joetsu Basin, Eastern Margin of the Japan Sea

Figure 6

ROV Hyper Dolphin photos showing push coring operation at nongas hydrate seep site (756-MB-1) for reference at Joetsu Knoll (a) and at gas hydrate mound (833-MBL-1) at Umitaka Spur (b). Note carbonate nodules on the seafloor at gas hydrate mound.

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