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 ascending Region Latitude Longitude Maximum or Single Reported Depth Year and How Discovered
SPOT, Yonaguni Knoll IV active, confirmed back-arc spreading center Okinawa Trough 24.8490 122.7000 1385 2000 submersibles Shinkai 2000 and Shinkai 6500
PACMANUS field active, confirmed back-arc spreading center Manus Basin -3.7250 151.6700 1800 1991 deep-tow camera and video; 1995 submersible Shinkai 6500
Marsili active, confirmed back-arc spreading center Tyrrhenian Back-Arc Basin, Tyrrhenian Sea 39.2600 14.3780 800 2006 ROV Cherokee; 1989 shimmering water but did not confirm activity
C-ELSC, plume 15 active, inferred back-arc spreading center Lau Basin -21.2700 -176.3470 2230 2004 plume only
Higashi-Ensei active, confirmed back-arc spreading center Okinawa Trough 28.4393 128.1724 1220 2016 ROV Kaiko dives 723 and 724
MTJ, T08C01 active, inferred back-arc spreading center Lau Basin -15.9629 -174.7961 2400 2008 plume only
Mariana Trough, 14.5 N active, inferred back-arc spreading center Mariana Trough 14.4870 144.0940 4120 2015 plume only
MTJ, PAPATUA active, inferred back-arc spreading center Lau Basin -15.3850 -174.6430 2170 1986 PAPATUA Expedition deposits only; 2008 plume only
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)
North Knoll, Iheya Ridge active, confirmed back-arc spreading center Okinawa Trough 27.7908 126.8966 1100 1995 deep tow survey
C-ELSC, plume 17 active, inferred back-arc spreading center Lau Basin -20.9900 -176.2530 2270 2004 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
Kueishan Island active, confirmed back-arc spreading center Okinawa Trough 24.8333 121.9500 30 1999, likely by SCUBA
Franklin Seamount active, confirmed back-arc spreading center Woodlark Basin -9.9083 151.8300 2366 1990 submersible Mir
White Island active, confirmed back-arc spreading center Taupo Volcanic Zone -37.5191 177.1953 30 1989 or earlier, likely SCUBA
Futagoyama active, confirmed back-arc spreading center Okinawa Trough 24.8674 123.3081 1270 2016 ROV Kaiko dive 717
FRSC, Fonualei South active, confirmed back-arc spreading center Lau Basin -17.5352 -174.5668 1620 2012 ROV Quest 4000
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
N-ELSC, plume 25 active, inferred back-arc spreading center Lau Basin -19.8900 -176.0640 2680 2004 plume only
Mariana Trough, 15.5 N active, confirmed back-arc spreading center Mariana Trough 15.4080 144.5090 4196 2015 plume only, 2016 ROV did not confirm
Solwara 19 active, inferred back-arc spreading center Manus Basin -3.6660 148.7640 1039 2009 commercial ROV Fugro FV300 (activity not confirmed)
NWLSC, Central Caldera active, inferred back-arc spreading center Lau Basin -15.8000 -177.2666 2200 2008 plume and dredge only
Tarama Knoll active, confirmed back-arc spreading center Okinawa Trough 25.0916 124.5416 1990 2009 ROV HyperDolphin
C-ELSC, plume 18 active, inferred back-arc spreading center Lau Basin -20.9500 -176.2390 2230 2004 plume only
Kueishan Island, offshore active, confirmed back-arc spreading center Okinawa Trough 24.8333 122.0000 1200 2008 or earlier
FRSC, Central active, inferred back-arc spreading center Lau Basin -16.4917 -174.5417 2419 2004 plume only
Hook Ridge active, confirmed back-arc spreading center Bransfield Strait -62.1940 -57.2745 1080 1997 hot sediment; 1995 plume only; 1999 even hotter sediment
NWLSC, Southern Caldera active, inferred back-arc spreading center Lau Basin -15.9000 -177.4166 2160 2008 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
east of Central Spreading Ridge inactive back-arc spreading center North Fiji Basin -15.4510 174.6902 3000 NotProvided

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