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
North Knoll, Iheya Ridge active, confirmed back-arc spreading center Okinawa Trough 27.7908 126.8966 1100 1995 deep tow survey
C-ELSC, plume 13 active, inferred back-arc spreading center Lau Basin -21.4150 -176.3720 2100 2004 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)
FRSC, South Central active, inferred back-arc spreading center Lau Basin -16.6667 -174.5167 1820 2004 plume only; 2006 plume and chimney samples; 2009 camera tow and sampling (activity not confirmed)
Futagoyama active, confirmed back-arc spreading center Okinawa Trough 24.8674 123.3081 1270 2016 ROV Kaiko dive 717
Vienna Woods, Hydrothermal Field 4 active, confirmed back-arc spreading center Manus Basin -3.3712 150.0360 2240 1990 TV-grab
Little Volcano active, inferred back-arc spreading center Bransfield Strait -62.7500 -59.2500 1500 1995 plume only
Mariana Mounds active, confirmed back-arc spreading center Mariana Trough 18.0333 144.2833 3600 1987 submersible Alvin
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
TELVE active, confirmed back-arc spreading center Lau Basin -22.1667 -176.6040 1760 2008 commercial ROV; 2003 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
NWLSC, Southern Caldera active, inferred back-arc spreading center Lau Basin -15.9000 -177.4166 2160 2008 plume only
Yoron Hole active, confirmed back-arc spreading center Okinawa Trough 27.4916 127.5333 590 2010 ROV Hyperdolphin
Snail active, confirmed back-arc spreading center Mariana Trough 12.9533 143.6200 2880 2003 ROV Jason II; 2003 plume only
Momoko active, inferred back-arc spreading center Lau Basin -22.6400 -176.7210 2180 1989 submersible Nautile
Extensional Relay Zone A active, inferred back-arc spreading center North Fiji Basin -16.1667 177.4167 2335 1999 towed camera did not confirm activity
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
C-ELSC, plume 14 active, inferred back-arc spreading center Lau Basin -21.3200 -176.3640 2100 2004 plume only
Solwara 19 active, inferred back-arc spreading center Manus Basin -3.6660 148.7640 1039 2009 commercial ROV Fugro FV300 (activity not confirmed)
Dugong submarine volcano active, inferred back-arc spreading center Lau Basin -15.4500 -175.7000 1170 2008 plume only
Tahi Moana 1 active, confirmed back-arc spreading center Lau Basin -20.6900 -176.1800 2256 2008 commercial ROV; 2004 plume only
Niuatahi active, confirmed back-arc spreading center Lau Basin -15.3790 -174.0196 1635 2009 ROV Jason II; 2003 plume only; 2004 dredging (SS11/2004 cruise); 2005 plume only; 2008 commercial ROV (report does not confirm activity)
Mariana Trough, plume 2 active, inferred back-arc spreading center Mariana Trough 12.7610 143.4730 2950 2003 plume only
Sumisu Rift active, inferred back-arc spreading center Izu-Bonin back-arc 31.1000 139.8917 1600 1987 submersible Alvin inactive chimneys only
CLSC, A3 active, confirmed back-arc spreading center Lau Basin -18.6000 -176.4500 2500 1990 submersible Mir
Temakons active, confirmed back-arc spreading center New Hebrides back-arc -17.5667 169.1000 1400 1994 towed camera with temperature
Mariana Trough, 16.5 N active, inferred back-arc spreading center Mariana Trough 16.4010 144.8700 3829 2015 plume only
Vai Lili active, confirmed back-arc spreading center Lau Basin -22.2151 -176.6083 1764 1989 submersible Nautile
Natsushima 84-1 Knoll active, confirmed back-arc spreading center Okinawa Trough 27.5750 127.1417 1600 1986 submersible Shinkai 2000

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