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 descending Tectonic Setting Region Latitude Longitude Maximum or Single Reported Depth Year and How Discovered
East Blanco Depression active, confirmed mid-ocean ridge JdF Ridge 44.2170 -129.6250 3460 1994 ROV U.S. Navy's Advanced Tethered Vehicle
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
Tonga Arc, Volcano 1 active, confirmed arc volcano Tonga Arc -21.1500 -175.7500 210 2005 with submersibles PISCES IV and PISCES V and ROV RCV-150; 2003 plume and dredge only
Sea Cliff active, confirmed mid-ocean ridge Gorda Ridge 42.7550 -126.7083 2800 1988 submersible Sea Cliff; 1985 plume only; 1986 dredge and camera tow did not confirm activity
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
Middle Valley, Dead Dog Vent Field active, confirmed mid-ocean ridge JdF Ridge 48.4560 -128.7088 2450 1990 HOV Alvin
Niua South active, confirmed arc volcano Tonga Arc -15.1650 -173.5700 1180 2008 commercial ROV
Baby Bare Seamount active, confirmed mid-ocean ridge JdF Ridge 47.7100 -127.7870 2600 1995 submersible Alvin
EPR, 9 33'N active, confirmed mid-ocean ridge N EPR 9.5583 -104.2500 2574 1989 Argo I towed video; 1991 submersible Alvin
Perseverance active, confirmed back-arc spreading center Mariana Trough 15.4802 144.5077 3935 2016 ROV SuBastian; 2015 AUV Sentry plume mapping
Tafu active, confirmed back-arc spreading center Lau Basin -15.3833 -174.2500 1400 2008 or 2009 commercial ROV; 2008 plume only; 2009 ROV Jason II
Solwara 17 active, confirmed back-arc spreading center Manus Basin -3.0380 147.5280 535 2009 commercial ROV Fugro FV300; 2008 plumes with some sites subsequently observed with ROV
Champagne Hot Springs active, confirmed arc volcano Lesser Antilles Arc 15.2500 -61.3830 5 2001 or earlier (assume SCUBA)
Semyenov-2 active, confirmed mid-ocean ridge N MAR 13.5137 -44.9630 2440 2009 TV grab and photo-TV profiling; 2007 deposits only
Mounds and Microbes active, confirmed mid-ocean ridge N EPR 9.4500 -104.5383 2950 2002 submersible Alvin; 1994 submersible Alvin did not confirm activity
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)
Pito Seamount active, confirmed mid-ocean ridge S EPR -23.3275 -111.6402 2270 1993 submersible Nautile
Grover Seamount active, confirmed arc volcano Solomons Arc -10.4667 164.2500 600 2002 towed video
EPR, 17 44'S active, confirmed mid-ocean ridge S EPR -17.7330 -113.2660 2622 1998 submersible Alvin; 1993 plume only; not explored by Nautile in 1993 or Shinkai 6500 in 1994
Ribeira Quente active, confirmed mid-ocean ridge Terceira Rift 37.7250 -25.3160 10 1986 or earlier, likely from shore or by SCUBA
Lembeh Strait active, confirmed arc volcano Sangihe Arc 1.8000 125.2000 3 NotProvided
MAR, 4 48'S active, confirmed mid-ocean ridge S MAR -4.8058 -12.3742 3050 2005 AUV ABE (cruise CD169 ) followed by ROV Quest (cruise M64/1)
SPOT, Yonaguni Knoll IV active, confirmed back-arc spreading center Okinawa Trough 24.8490 122.7000 1385 2000 submersibles Shinkai 2000 and Shinkai 6500
DESMOS Cauldron active, confirmed back-arc spreading center Manus Basin -3.6958 151.8717 2000 1990 deep-sea monitoring system (DESMOS) video and still cameras
Akuseki-jima active, confirmed arc volcano Ryukyu Arc 29.4610 129.5970 5 1993 or earlier, likely by SCUBA
Wright volcanic center active, confirmed arc volcano Kermadec Arc -31.8500 -179.1880 1165 2005 submersible PISCES V; 2004 plume NZAPLUME III cruise
Hot Beach, Mendeleev Volcano active, confirmed arc volcano Kuril Arc 43.9760 145.7360 1 1990 or earlier, from the beach
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
EPR, 20 06'S active, confirmed mid-ocean ridge S EPR -20.1000 -113.7080 3000 1981 Angus camera tow; 1984 submersible Cyana

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