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 ascending Tectonic Setting Region Latitude Longitude Maximum or Single Reported Depth Year and How Discovered
NESCA active, confirmed mid-ocean ridge Gorda Ridge 41.0000 -127.4917 3300 1988 submersible Alvin; 1986 dredge and photographs did not confirm activity
Vienna Woods active, confirmed back-arc spreading center Manus Basin -3.1667 150.2833 2500 1990 TV-grab (also same year, sampled by submersible Mir); 1985 (or 1986) camera tow vent fauna and inactive chimneys
EPR, 10 02'N active, confirmed mid-ocean ridge N EPR 10.0330 -104.3300 2560 1992 submersible Alvin
Flow active, confirmed mid-ocean ridge JdF Ridge 46.5250 -129.5783 2390 1993 ROV ROPOS
Sasquatch Field active, confirmed mid-ocean ridge JdF Ridge 47.9969 -129.0662 2200 2000 submersible Alvin
Middle Valley, Bent Hill Massive Sulfide active, confirmed mid-ocean ridge JdF Ridge 48.4341 -128.6812 2440 1990 HOV Alvin, 1985 deposits only
EPR, 2 S active, confirmed mid-ocean ridge S EPR -2.2200 -102.6550 2900 2008 towed video and AUV ABE
Axial Seamount, International District active, confirmed mid-ocean ridge JdF Ridge 45.9266 -129.9795 1544 1986 submersible Pisces IV
EPR, 9 30'N active, confirmed mid-ocean ridge N EPR 9.5167 -104.2414 2580 1989 Argo I towed video
North Cleft, low temperature active, confirmed mid-ocean ridge JdF Ridge 44.8833 -130.2667 2250 1987-1989 camera/CTD tows
Ringvent active, confirmed mid-ocean ridge Gulf of California 27.5083 -111.6792 1740 2016 submersible Alvin; 2009 towed camera/CTD/bottles
Chamorro volcano active, confirmed arc volcano Mariana Arc 20.8100 144.7050 896 2016 ROV Deep Discoverer; 2003 plume only
Mothra Field active, confirmed mid-ocean ridge JdF Ridge 47.9233 -129.1082 2270 1996 ROV ROPOS; 1986 plume only
Tiancheng active, confirmed mid-ocean ridge SWIR -27.9670 63.5500 3600 2014 HOV Jiaolong; 1997 plume only; 2009 DY115-20 Leg 7 plume and deposits;
Pika active, confirmed back-arc spreading center Mariana Trough 12.9183 143.6483 2990 2003 submersible Shinkai 6500; 2003 plume only
Grimsey Field active, confirmed mid-ocean ridge Kolbeinsey Ridge 66.6067 -17.6542 400 1997 submersible Jago
Magic Mountain active, confirmed mid-ocean ridge Explorer Ridge 49.7500 -130.2667 1850 1984 submersible Pisces IV
Rehu-Marka active, confirmed mid-ocean ridge S EPR -17.4333 -113.2000 2590 1993 submersible Nautile; 1984 submersible Cyana - Auzende et al. (1996) says that no active black smokers were discovered but Krasnov et al. (1997) says one black smoker observed
Prony Bay active, confirmed other -22.3333 166.8333 50 1979 or earlier, likely SCUBA
Suiyo Seamount active, confirmed arc volcano Izu-Bonin Arc 28.5750 140.6417 1380 1991 submersible Shinkai 2000
EPR, 13 N, Marginal High active, confirmed mid-ocean ridge N EPR 12.7090 -103.9160 2650 1984 submersible Cyana; 1981 towed camera, dredging, and plume did not confirm activity
SPOT, Hatoma Knoll active, confirmed back-arc spreading center Okinawa Trough 24.8550 123.8410 1520 1999 submersible Shinkai 2000
Tu'i Malila active, confirmed back-arc spreading center Lau Basin -21.9876 -176.5678 1870 2005 ROV Jason II; 2004 plume only
Ischia Island, Gulf of Naples active, confirmed other Coastal Italy 40.7306 13.9500 10 1954 or earlier, from the beach
TAG active, confirmed mid-ocean ridge N MAR 26.1367 -44.8267 3670 1985 towed camera and temperature anomaly; 1986 submersible Alvin
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
East Blanco Depression active, confirmed mid-ocean ridge JdF Ridge 44.2170 -129.6250 3460 1994 ROV U.S. Navy's Advanced Tethered Vehicle
Vienna Woods, Hydrothermal Field 4 active, confirmed back-arc spreading center Manus Basin -3.3712 150.0360 2240 1990 TV-grab
Central Cleft, off-axis active, confirmed mid-ocean ridge JdF Ridge 44.7583 -130.2750 2200 2000 ROV Tiburon
Forecast active, confirmed arc volcano Mariana Arc 13.4000 143.9166 1470 1992 submersible Shinkai 6500

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