Nishinoshima Island |
active, inferred |
arc volcano |
Izu-Bonin Arc |
27.2367 |
140.8783 |
5 |
1975 SCUBA |
Myojinsho Caldera |
active, inferred |
arc volcano |
Izu-Bonin Arc |
31.8833 |
139.9500 |
1110 |
1988 deposits only; 2005 plume only |
Kaikata Seamount |
active, confirmed |
arc volcano |
Izu-Bonin Arc |
26.7000 |
141.0833 |
930 |
1988 submersible Shinkai 2000; 1985 dredge only |
Kurose Hole |
inactive |
arc volcano |
Izu-Bonin Arc |
33.4000 |
139.6800 |
760 |
1989 inactive; 2009 inactive |
Mokuyo Seamount |
active, confirmed |
arc volcano |
Izu-Bonin Arc |
28.3200 |
140.5800 |
1200 |
1990 submersible Shinkai 2000 |
Doyo Seamount |
active, confirmed |
arc volcano |
Izu-Bonin Arc |
27.6833 |
140.8167 |
520 |
1990 submersible Shinkai 2000 |
Suiyo Seamount |
active, confirmed |
arc volcano |
Izu-Bonin Arc |
28.5750 |
140.6417 |
1380 |
1991 submersible Shinkai 2000 |
Shinkurose Bank |
inactive |
arc volcano |
Izu-Bonin Arc |
33.5667 |
140.1667 |
200 |
1992 or earlier submersible Shinkai 2000 |
Myojin Knoll |
active, confirmed |
arc volcano |
Izu-Bonin Arc |
32.1033 |
139.8683 |
1360 |
1996 submersible Shinkai 2000 |
Sumisu Caldera |
active, confirmed |
arc volcano |
Izu-Bonin Arc |
31.4667 |
140.0667 |
690 |
1998 submersible Shinkai 2000 |
Omuro Hole |
active, confirmed |
arc volcano |
Izu-Bonin Arc |
34.5467 |
139.4417 |
200 |
2012 ROV Hyper-Dolphin |
Nishi-Shichito Ridge |
inactive |
arc volcano |
Izu-Bonin Arc |
31.3667 |
138.7500 |
1600 |
NotProvided |