Below is the subset of Vent Fields that contain the taxonomy term (Activity, Tectonic Setting, Region, Ocean, National Jurisdiction, Temperature Category, or MGDS Feature ID) listed above.
You can sort the list below by clicking on a column header.
Vent Field Name ID | Activity | Tectonic Setting | Region |
Latitude![]() |
Longitude | Maximum or Single Reported Depth | Year and How Discovered |
---|---|---|---|---|---|---|---|
Omuro Hole | active, confirmed | arc volcano | Izu-Bonin Arc | 34.5467 | 139.4417 | 200 | 2012 ROV Hyper-Dolphin |
Shinkurose Bank | inactive | arc volcano | Izu-Bonin Arc | 33.5667 | 140.1667 | 200 | 1992 or earlier submersible Shinkai 2000 |
Kurose Hole | inactive | arc volcano | Izu-Bonin Arc | 33.4000 | 139.6800 | 760 | 1989 inactive; 2009 inactive |
Myojin Knoll | active, confirmed | arc volcano | Izu-Bonin Arc | 32.1033 | 139.8683 | 1360 | 1996 submersible Shinkai 2000 |
Bayonnaise Knoll caldera | active, inferred | back-arc spreading center | Izu-Bonin back-arc | 31.9667 | 139.7333 | 900 | 2003 temperature anomalies, but camera survey observed inactive vent deposits |
Myojinsho Caldera | active, inferred | arc volcano | Izu-Bonin Arc | 31.8833 | 139.9500 | 1110 | 1988 deposits only; 2005 plume only |
Kagoshima Bay | active, confirmed | arc volcano | Ryukyu Arc | 31.6583 | 130.8000 | 200 | 1993 towed TV system (Haorimushi site); 2007 ROV Hyper-dolphin (Tagiri site) |
Sumisu Caldera | active, confirmed | arc volcano | Izu-Bonin Arc | 31.4667 | 140.0667 | 690 | 1998 submersible Shinkai 2000 |
Nishi-Shichito Ridge | inactive | arc volcano | Izu-Bonin Arc | 31.3667 | 138.7500 | 1600 | NotProvided |
Sumisu Rift | active, inferred | back-arc spreading center | Izu-Bonin back-arc | 31.1000 | 139.8917 | 1600 | 1987 submersible Alvin inactive chimneys only |
Nagahama Bay, Iwo-dake Volcano | active, confirmed | arc volcano | Ryukyu Arc | 30.7500 | 130.3330 | 26 | 1994 or earlier intertidal; 2008 or earlier SCUBA subtidal |
Akuseki-jima | active, confirmed | arc volcano | Ryukyu Arc | 29.4610 | 129.5970 | 5 | 1993 or earlier, likely by SCUBA |
Kodakara-jima | active, confirmed | arc volcano | Ryukyu Arc | 29.2166 | 129.3333 | 10 | 1993 or earlier, likely by SCUBA |
Okinawa Trough, Site ES2 | active, inferred | back-arc spreading center | Okinawa Trough | 28.8137 | 128.1028 | 779 | 1992 dredge only |
Suiyo Seamount | active, confirmed | arc volcano | Izu-Bonin Arc | 28.5750 | 140.6417 | 1380 | 1991 submersible Shinkai 2000 |
Daiichi-Amami knoll | active, inferred | arc volcano | Ryukyu Arc | 28.4500 | 128.7500 | 350 | 2013 multibeam echo sounder on S/V Takuyo and AUV Gondo |
Higashi-Ensei | active, confirmed | back-arc spreading center | Okinawa Trough | 28.4393 | 128.1724 | 1220 | 2016 ROV Kaiko dives 723 and 724 |
Minami-Ensei Knoll | active, confirmed | back-arc spreading center | Okinawa Trough | 28.3917 | 127.6417 | 740 | 1988 deep tow TV surveys followed by submersible Shinkai 2000; 1986 dredged Calyptogena shells |
Mokuyo Seamount | active, confirmed | arc volcano | Izu-Bonin Arc | 28.3200 | 140.5800 | 1200 | 1990 submersible Shinkai 2000 |
North Knoll, Iheya Ridge | active, confirmed | back-arc spreading center | Okinawa Trough | 27.7908 | 126.8966 | 1100 | 1995 deep tow survey |
Doyo Seamount | active, confirmed | arc volcano | Izu-Bonin Arc | 27.6833 | 140.8167 | 520 | 1990 submersible Shinkai 2000 |
Natsushima 84-1 Knoll | active, confirmed | back-arc spreading center | Okinawa Trough | 27.5750 | 127.1417 | 1600 | 1986 submersible Shinkai 2000 |
Sakai | active, confirmed | back-arc spreading center | Okinawa Trough | 27.5481 | 126.9895 | 1600 | 1988 submersible Shinkai 2000; 1987 plume only |
Yoron Hole | active, confirmed | back-arc spreading center | Okinawa Trough | 27.4916 | 127.5333 | 590 | 2010 ROV Hyperdolphin |
Izena Cauldron | active, confirmed | back-arc spreading center | Okinawa Trough | 27.2667 | 127.0833 | 1610 | 1988 submersible Shinkai 2000 |
Nishinoshima Island | active, inferred | arc volcano | Izu-Bonin Arc | 27.2367 | 140.8783 | 5 | 1975 SCUBA |
Kaikata Seamount | active, confirmed | arc volcano | Izu-Bonin Arc | 26.7000 | 141.0833 | 930 | 1988 submersible Shinkai 2000; 1985 dredge only |
Higa | active, confirmed | back-arc spreading center | Okinawa Trough | 26.5550 | 126.2233 | 1485 | 2015 ROV Kaiko |
Daisan-Kume Knoll | active, confirmed | arc volcano | Ryukyu Arc | 26.3020 | 126.4125 | 1370 | 2015 ROV Kaiko; 2014 ROV Hyper Dolphin 3000 Dive 1761 may have confirmed; 2014 AUV temperature anomaly |
Yokosuka | active, confirmed | back-arc spreading center | Okinawa Trough | 25.2638 | 124.3733 | 2190 | 2016 ROV Kaiko; 2014 plume only |
Irabu Knoll | active, confirmed | back-arc spreading center | Okinawa Trough | 25.2300 | 124.8800 | 1850 | 2000 submersible Shinkai 6500; 1986 seafloor photos did not confirm activity |
Tarama Knoll | active, confirmed | back-arc spreading center | Okinawa Trough | 25.0916 | 124.5416 | 1990 | 2009 ROV HyperDolphin |
Futagoyama | active, confirmed | back-arc spreading center | Okinawa Trough | 24.8674 | 123.3081 | 1270 | 2016 ROV Kaiko dive 717 |
SPOT, Hatoma Knoll | active, confirmed | back-arc spreading center | Okinawa Trough | 24.8550 | 123.8410 | 1520 | 1999 submersible Shinkai 2000 |
SPOT, Yonaguni Knoll IV | active, confirmed | back-arc spreading center | Okinawa Trough | 24.8490 | 122.7000 | 1385 | 2000 submersibles Shinkai 2000 and Shinkai 6500 |
Taketomi Thermal Area | active, confirmed | arc volcano | Ryukyu Arc | 24.3483 | 124.1017 | 23 | 1987 or earlier, likely by SCUBA |
Minami-Hiyoshi submarine volcano | active, confirmed | arc volcano | Mariana Arc | 23.4970 | 141.9400 | 80 | 2005 ROV HyperDolphin |
Nikko volcano | active, confirmed | arc volcano | Mariana Arc | 23.0833 | 142.3333 | 600 | 1992 submersible Shinkai 6500; 1979 first observed discolored water above the seamount |
W Syoyo | active, inferred | arc volcano | Mariana Arc | 22.5080 | 142.5330 | 2150 | 2003 plume only |
SW Syoyo | active, inferred | arc volcano | Mariana Arc | 22.3870 | 142.7620 | 1750 | 2003 plume only |