Notes on Vent Field Description:
southernmost Shichiyo Seamount; horseshoe-shaped summit caldera 3 x 10km wide; diffuse venting; note Smithsonian GVP profile 284095 Doyo Seamount reports summit depth of 860 m (accessed 27 May 2015)
Notes Relevant to Biology:
Year and How Discovered (if active, visual confirmation is listed first):
1990 submersible Shinkai 2000
Discovery References (text):
[Nagaoka et al. (1992) Geology of Mokuyo Seamount, Doyo Seamount, and Suiyo Seamount in the Sitiyo Seamounts on the Ogasawara arc. Proc. JAMSTEC Symp. Deep-Sea Res. 8: 237-248 (In Japanese with English abstract)].
Other References (text):
[Glasby, GP et al (2000) Submarine hydrothermal mineralization on the Izu-Bonin Arc, South of Japan: An overview. Marine Georesources & Geotechnology 18: 141-176.]