Vent Fields

Welcome to the InterRidge Global Database of Active Submarine Hydrothermal Vent Fields (the “InterRidge Vents Database”).
To sort the list of Vent Fields, click on a column header.
To view details for a specific Vent Field, click on the Name ID.
To view the subset of Vent Fields that contain a specific category, click on the category (for example, "active, confirmed" in the "Activity" column).

Vent Field Name ID Activity Tectonic Setting Regionsort ascending Latitude Longitude Maximum or Single Reported Depth Year and How Discovered
Northwest Eifuku active, confirmed arc volcano Mariana Arc 21.4850 144.0430 1604 2004 ROV ROPOS; 2003 plume only
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
Kasuga 1 Seamount inactive arc volcano Mariana Arc 21.7650 143.7100 600 2003 no plume detected
Northwest Rota-1 volcano active, confirmed arc volcano Mariana Arc 14.6010 144.7750 599 2004 ROV ROPOS; 2003 plume only
Makhahnas active, inferred arc volcano Mariana Arc 20.5300 144.8833 420 2003 no plume detected
TOTO Caldera active, confirmed arc volcano Mariana Arc 12.7167 143.5333 2960 2000 deep-tow camera (later, same year - ROV Kaiko); 1998 or earlier hydrothermal deposits dredged; 1998 plume only
Chamorro volcano active, confirmed arc volcano Mariana Arc 20.8100 144.7050 896 2016 ROV Deep Discoverer; 2003 plume only
Kasuga 2 Seamount active, confirmed arc volcano Mariana Arc 21.6000 143.6167 500 1987 submersible Alvin
Daikoku volcano active, confirmed arc volcano Mariana Arc 21.3240 144.1940 450 2004 ROV ROPOS; 2003 plume only
NE Anatahan submarine volcano active, inferred arc volcano Mariana Arc 16.3750 145.7250 460 2003 multibeam and sidescan sonar only
W Syoyo active, inferred arc volcano Mariana Arc 22.5080 142.5330 2150 2003 plume only
Ruby active, confirmed arc volcano Mariana Arc 15.6200 145.5700 214 2006 ROV Jason II; 2003 plume only
Kasuga 3 Seamount active, confirmed arc volcano Mariana Arc 21.3833 143.6000 1140 1987 submersible Alvin
SW Syoyo active, inferred arc volcano Mariana Arc 22.3870 142.7620 1750 2003 plume only
Fukujin volcano active, inferred arc volcano Mariana Arc 21.9300 143.4700 1100 1987 deposits only
East Diamante volcano active, confirmed arc volcano Mariana Arc 15.9300 145.6700 457 2004 ROV ROPOS; 2003 plume only
South Sarigan Seamount active, inferred arc volcano Mariana Arc 16.5800 145.7800 240 2013 ROV HyperDolphin (did not confirm activity)
Esmeralda Bank active, confirmed arc volcano Mariana Arc 14.9667 145.2500 323 1990 towed video and TV-grab; 1978 hydrothermal deposits only
Ahyi active, inferred arc volcano Mariana Arc 20.4200 145.0300 60 2003 plume only
West Rota volcano active, confirmed arc volcano Mariana Arc 14.3250 144.8330 1150 2005 ROV Hyper-Dolphin; 2003 plume only; 2004 ROV ROPOS did not observe venting
Zealandia active, inferred arc volcano Mariana Arc 16.8800 145.8500 144 2003 plume only; 2009 or earlier ROV did not confirm activity
Minami-Hiyoshi submarine volcano active, confirmed arc volcano Mariana Arc 23.4970 141.9400 80 2005 ROV HyperDolphin
Maug Caldera active, confirmed arc volcano Mariana Arc 20.0200 145.2200 145 2003 SCUBA shallow vents; 2004 ROV ROPOS deeper vents; 2003 plume only deeper vents
Solwara 16 active, inferred back-arc spreading center Manus Basin -3.4380 149.9670 2163 2009 commercial ROV Fugro FV300 (activity not confirmed)
western Manus Basin, Bismarck Sea inactive back-arc spreading center Manus Basin -3.0000 147.0000 1800 NotProvided
central Manus Basin, Bismarck Sea inactive back-arc spreading center Manus Basin -3.4199 150.1681 2500 NotProvided
Solwara 17 active, confirmed back-arc spreading center Manus Basin -3.0380 147.5280 535 2009 commercial ROV Fugro FV300; 2008 plumes with some sites subsequently observed with ROV
Solwara 18 active, inferred back-arc spreading center Manus Basin -3.0760 147.2390 1308 2008 plumes with some sites subsequently observed with ROV; 2009 commercial ROV Fugro FV300 (activity not confirmed)
Solwara 19 active, inferred back-arc spreading center Manus Basin -3.6660 148.7640 1039 2009 commercial ROV Fugro FV300 (activity not confirmed)
SuSu Knolls active, confirmed back-arc spreading center Manus Basin -3.8000 152.1000 1520 1996 towed camera/video; 1993 plume only

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