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 Settingsort descending Region Latitude Longitude Maximum or Single Reported Depth Year and How Discovered
Kodakara-jima active, confirmed arc volcano Ryukyu Arc 29.2166 129.3333 10 1993 or earlier, likely by SCUBA
Sonne 99 active, confirmed back-arc spreading center North Fiji Basin -16.9500 173.9167 1980 1995 deep tow video and TV-grab
N-ELSC, plume 29 active, inferred back-arc spreading center Lau Basin -19.6000 -175.9750 2700 2004 plume only
Three Sisters, Middle Sister active, inferred back-arc spreading center Bransfield Strait -62.6420 -58.9833 1040 1995 plume only; 1999 still had no visual confirmation
Sakai active, confirmed back-arc spreading center Okinawa Trough 27.5481 126.9895 1600 1988 submersible Shinkai 2000; 1987 plume only
Si'iSi'i active, confirmed back-arc spreading center Lau Basin -22.2900 -176.6290 1950 2008 commercial ROV; 2003 plume only
North Knoll, Iheya Ridge active, confirmed back-arc spreading center Okinawa Trough 27.7908 126.8966 1100 1995 deep tow survey
FRSC, 14b, 16.11 S active, inferred back-arc spreading center Lau Basin -16.1150 -174.5680 2250 2008 plume only
Station 58, N160 Axis active, inferred back-arc spreading center North Fiji Basin -16.3167 173.5500 3900 1985 plume only; 1991 temperature anomalies but submersible Shinkai 6500 did not confirm activity
VFR, plume 12 active, inferred back-arc spreading center Lau Basin -21.7300 -176.4530 1910 2004 plume only
Woodlark Basin, Segment 5B active, inferred back-arc spreading center Woodlark Basin -9.2540 156.1910 3550 1986 plume only; 2000 plume only
CLSC, southern plumes on CL6 active, inferred back-arc spreading center Lau Basin -18.5000 -176.3833 2250 2009 plume only
C-ELSC, plume 14 active, inferred back-arc spreading center Lau Basin -21.3200 -176.3640 2100 2004 plume only
Perseverance active, confirmed back-arc spreading center Mariana Trough 15.4802 144.5077 3935 2016 ROV SuBastian; 2015 AUV Sentry plume mapping
Kulo Lasi active, confirmed back-arc spreading center Lau Basin -14.9200 -177.2500 1478 2010 submersible Nautile
Izena Cauldron active, confirmed back-arc spreading center Okinawa Trough 27.2667 127.0833 1610 1988 submersible Shinkai 2000
Snail active, confirmed back-arc spreading center Mariana Trough 12.9533 143.6200 2880 2003 ROV Jason II; 2003 plume only
NWLSC, Central Caldera active, inferred back-arc spreading center Lau Basin -15.8000 -177.2666 2200 2008 plume and dredge only
Nifonea Ridge active, confirmed back-arc spreading center New Hebrides back-arc -18.1330 169.5170 1900 2001 towed video; 2013 ROV Kiel 6000 black smokers
Tow Cam active, confirmed back-arc spreading center Lau Basin -20.3169 -176.1367 2700 2004 AUV ABE; 2004 plume only on previous cruise
West Fiji Ridge active, inferred back-arc spreading center North Fiji Basin -17.0000 176.0000 3000 1995 deep tow
FRSC, 11a-3 active, inferred back-arc spreading center Lau Basin -16.7950 -174.5230 2000 2008 plume only
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
VFR, plume 3 active, inferred back-arc spreading center Lau Basin -22.4000 -176.6790 1980 2004 plume only
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)
C-ELSC, plume 15 active, inferred back-arc spreading center Lau Basin -21.2700 -176.3470 2230 2004 plume only
Franklin Seamount active, confirmed back-arc spreading center Woodlark Basin -9.9083 151.8300 2366 1990 submersible Mir
Natsushima 84-1 Knoll active, confirmed back-arc spreading center Okinawa Trough 27.5750 127.1417 1600 1986 submersible Shinkai 2000
Central Andaman Trough, rift valley, dredges 9 and 10 active, inferred back-arc spreading center Andaman Basin 10.4166 94.1666 3350 1994 deposits only
ELSC3 active, inferred back-arc spreading center Lau Basin -21.1667 -176.3333 2140 2009 plume only

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