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 Activitysort descending Tectonic Setting Region Latitude Longitude Maximum or Single Reported Depth Year and How Discovered
Tahi Moana 2 active, confirmed back-arc spreading center Lau Basin -21.9200 -176.5330 1870 1989 submersible Nautile (need reference to check if activity confirmed); 2004 plume only; 2008 commercial ROV (report does not confirm activity)
East Diamante volcano active, confirmed arc volcano Mariana Arc 15.9300 145.6700 457 2004 ROV ROPOS; 2003 plume only
Rainbow active, confirmed mid-ocean ridge N MAR 36.2300 -33.9020 2320 1997 submersible Nautile
Enarete Seamount active, confirmed arc volcano Aeolian Arc, Tyrrhenian Sea 38.6250 14.0000 600 2011 ROV Hercules; 1976 Fe crusts only; 1997 manganese crust only; 2007 plume only
Kasuga 3 Seamount active, confirmed arc volcano Mariana Arc 21.3833 143.6000 1140 1987 submersible Alvin
Feather Duster active, confirmed mid-ocean ridge N EPR 10.9267 -103.6767 2520 1984 towed camera and submersible Alvin
Vulkanolog active, confirmed arc volcano Kermadec Arc -30.6870 -178.4530 130 1979 and 1998 (need to check references); 2002 plume not detected NZAPLUME II
EPR, 37 48'S Axial Dome active, confirmed mid-ocean ridge Pacific-Antarctic Ridge -37.8000 -110.9167 2200 2001 towed video and TV-grab
EPR, 8 38'N active, confirmed mid-ocean ridge N EPR 8.6333 -104.2000 2550 2003 submersible Alvin; 1989 dredge only; 2002 plume only
Snail active, confirmed back-arc spreading center Mariana Trough 12.9533 143.6200 2880 2003 ROV Jason II; 2003 plume only
Milos active, confirmed arc volcano Hellenic Arc, Aegean Sea 36.6667 24.5167 200 1987 or earlier, likely by SCUBA; 1992 Minirover ROV deeper sites
Uka Pacha active, confirmed mid-ocean ridge Galapagos Rift 0.7700 -88.3000 2100 2011 ROV Little Hercules
EPR, 11 24'N active, confirmed mid-ocean ridge N EPR 11.4000 -103.7800 2580 1990 submersible Alvin; 1988 submersible Alvin dive #1994 (need reference to confirm activity)
Matupi Harbour, Rabaul caldera, New Britain Island active, confirmed arc volcano Bismarck Arc -4.2700 152.2000 30 1961 or earlier intertidal
SuSu Knolls active, confirmed back-arc spreading center Manus Basin -3.8000 152.1000 1520 1996 towed camera/video; 1993 plume only
EPR, Ridge 1, 20 40'S active, confirmed mid-ocean ridge S EPR -20.8333 -114.1667 3000 1983 Deep Tow camera
Axial Seamount, ASHES active, confirmed mid-ocean ridge JdF Ridge 45.9333 -130.0140 1540 1984 submersible Alvin
Espalamaca active, confirmed intra-plate volcano 38.5500 -28.6000 50 2010 or earlier likely SCUBA
Salty Dawg Field active, confirmed mid-ocean ridge JdF Ridge 47.9820 -129.0760 2200 1995 submersible Alvin, followed by ROV ROPOS
Mata Fitu active, confirmed arc volcano Tonga Arc -14.9166 -173.7833 2644 2010 towed camera
Iheya Ridge active, confirmed back-arc spreading center Okinawa Trough 27.5417 126.9750 1430 1988 submersible Shinkai 2000; 1987 plume only
Magic Mountain active, confirmed mid-ocean ridge Explorer Ridge 49.7500 -130.2667 1850 1984 submersible Pisces IV
Broken Spur active, confirmed mid-ocean ridge N MAR 29.1700 -43.1717 3100 1993 submersible Alvin; earlier in 1993, water column anomalies and towed camera did not confirm activity
Kueishan Island active, confirmed back-arc spreading center Okinawa Trough 24.8333 121.9500 30 1999, likely by SCUBA
Omuro Hole active, confirmed arc volcano Izu-Bonin Arc 34.5467 139.4417 200 2012 ROV Hyper-Dolphin
Whale Island active, confirmed back-arc spreading center Taupo Volcanic Zone -37.8600 176.9800 42 1990 or earlier, likely by SCUBA
Floc active, confirmed mid-ocean ridge JdF Ridge 46.3133 -129.7050 2290 1993 DEEPTOW and submersible Alvin
Sonne 99 active, confirmed back-arc spreading center North Fiji Basin -16.9500 173.9167 1980 1995 deep tow video and TV-grab
Snake Pit active, confirmed mid-ocean ridge N MAR 23.3683 -44.9500 3500 1985 real-time TV and imaging sonar; earlier in 1985 seafloor photographs did not confirm activity
EPR, 18 10'S active, confirmed mid-ocean ridge S EPR -18.1700 -113.3440 2700 1993 submersible Nautile; 1983 temperature and light attenuation anomalies

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