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

Figure 1

Timeline of the key researches and the cruises in the Okinawa Trough. SOT: southern Okinawa Trough; MOT: middle Okinawa Trough; NOT: northern Okinawa Trough in this and the subsequent figures and tables; MDAC: methane-derived authigenic carbonate; AOM: anaerobic oxidation of methane; DOC: dissolved organic carbon; DIC: dissolved inorganic carbon; BSR: bottom simulating reflector.