Review of Methane Seepages in the Okinawa Trough: Progress and Outlook

Figure 3

The representative seismic sections in the Okinawa Trough showing the features associated with the vertical migration pathways for the methane-rich pore fluids. (a) Blanking zone and mud diapir (from [11]). (b) Bright spot and mud diapir (from [12]). (c) Acoustic curtain and mud diapir (from [10]). (d) Gas chimney (from [16]).

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