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 IDsort descending Activity Tectonic Setting Region Latitude Longitude Maximum or Single Reported Depth Year and How Discovered
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
Mariana Trough, 16.5 N active, inferred back-arc spreading center Mariana Trough 16.4010 144.8700 3829 2015 plume only
Mariana Trough, 18.2 N active, inferred back-arc spreading center Mariana Trough 18.1080 144.7380 3916 2015 plume only
Mariana Trough, Central Trough active, confirmed back-arc spreading center Mariana Trough 18.0467 144.7533 3676 1987 submersible Alvin
Mariana Trough, plume 2 active, inferred back-arc spreading center Mariana Trough 12.7610 143.4730 2950 2003 plume only
Mariner active, confirmed back-arc spreading center Lau Basin -22.1800 -176.6017 1910 2003 plume and camera tow; 2004 submersible Shinkai 6500
Markov Deep active, inferred mid-ocean ridge N MAR 5.9100 -33.1800 3500 2001-2002 and 2003 dredge only
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
Mata Fa active, inferred arc volcano Lau Basin -14.9833 -173.8000 2600 2010 plume only
Mata Fitu active, confirmed arc volcano Lau Basin -14.9166 -173.7833 2750 2010 towed camera
Mata Nima inactive arc volcano Lau Basin -14.9583 -173.7833 2670 2010 no plume detected
Mata Ono active, inferred arc volcano Lau Basin -14.9333 -173.7916 2600 2010 plume only
Mata Taha active, inferred arc volcano Lau Basin -15.0416 -173.7833 2160 2010 plume only
Mata Tolu active, confirmed arc volcano Lau Basin -15.0049 -173.7936 1900 2010 towed camera; 2009 plume and dredge only
Mata Ua active, confirmed arc volcano Lau Basin -15.0166 -173.7833 2397 2012 ROV Quest 4000; 2010 plume only (towed camera did not confirm)
Matupi Harbour, Rabaul caldera, New Britain Island active, confirmed arc volcano Bismarck Arc -4.2700 152.2000 30 1961 or earlier intertidal
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
Medusa active, confirmed mid-ocean ridge N EPR 9.1404 -104.2065 2580 2007 ROV Jason II; 1991 plume only
Menez Gwen active, confirmed mid-ocean ridge N MAR 37.8417 -31.5250 865 1994 submersible Nautile
Menez Hom active, confirmed mid-ocean ridge N MAR 37.1500 -32.4333 1802 2002 ROV Victor 6000
Merian active, inferred mid-ocean ridge S MAR -26.0166 -13.8500 2550 2012 R/V Dayang Yihao; 2013 AUV Abyss plume and side-scan data
MESO Zone inactive mid-ocean ridge CIR -23.3927 69.2422 2850 1993 TV grab and water column measurements
Methana active, confirmed arc volcano Hellenic Arc, Aegean Sea 37.6150 23.3360 10 nearshore: since antiquity; offshore: 1997 SCUBA
Middle Valley, Bent Hill Massive Sulfide active, confirmed mid-ocean ridge JdF Ridge 48.4341 -128.6812 2440 1990 HOV Alvin, 1985 deposits only
Middle Valley, Dead Dog Vent Field active, confirmed mid-ocean ridge JdF Ridge 48.4560 -128.7088 2450 1990 HOV Alvin
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
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
Minami-Hiyoshi submarine volcano active, confirmed arc volcano Mariana Arc 23.4970 141.9400 80 2005 ROV HyperDolphin
Misiteli active, confirmed back-arc spreading center Lau Basin -22.4700 -176.7030 2050 2008 commercial ROV; 2003 plume only
Mohns Ridge, 72 N active, inferred mid-ocean ridge Mohns Ridge 72.0390 -0.2520 2500 1987 plume only; 2013 plume only

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