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 Setting Region Latitudesort descending Longitude Maximum or Single Reported Depth Year and How Discovered
Central Cleft, off-axis active, confirmed mid-ocean ridge JdF Ridge 44.7583 -130.2750 2200 2000 ROV Tiburon
North Cleft, low temperature active, confirmed mid-ocean ridge JdF Ridge 44.8833 -130.2667 2250 1987-1989 camera/CTD tows
North Cleft, high temperature active, confirmed mid-ocean ridge JdF Ridge 44.9800 -130.2000 2300 1987 camera/CTD tows discovered low-temperature vents; 1988 submersible Alvin sampled low-temperature vents; 1990 submersible Alvin discovered black smoker
Moytirra active, confirmed mid-ocean ridge N MAR 45.4833 -27.8500 2900 2011 ROV Holland 1; 2008 plume only MAPRs, ROV Isis buoyant plume, but no visual confirmation
Axial Seamount, International District active, confirmed mid-ocean ridge JdF Ridge 45.9266 -129.9795 1544 1986 submersible Pisces IV
Axial Seamount, ASHES active, confirmed mid-ocean ridge JdF Ridge 45.9333 -130.0140 1540 1984 submersible Alvin
Axial Seamount, CASM active, confirmed mid-ocean ridge JdF Ridge 45.9892 -130.0272 1580 1983 submersible Pisces IV
Brown Bear Seamount inactive mid-ocean ridge JdF Ridge 46.0333 -130.5500 1500 NotProvided
Source active, confirmed mid-ocean ridge JdF Ridge 46.1550 -129.8100 2055 1993 submersible Alvin
Floc active, confirmed mid-ocean ridge JdF Ridge 46.3133 -129.7050 2290 1993 DEEPTOW and submersible Alvin
Flow active, confirmed mid-ocean ridge JdF Ridge 46.5250 -129.5783 2390 1993 ROV ROPOS
Not Dead Yet active, confirmed mid-ocean ridge JdF Ridge 46.6899 -129.3772 2419 2007 ROV Jason II; 1991 camera tow did not confirm activity
Kraternaya Bight, Ushishir Volcano active, confirmed arc volcano Kuril Arc 47.5167 152.8000 60 1985 SCUBA
Split Seamount active, inferred mid-ocean ridge JdF Ridge 47.6400 -128.9667 2350 1990 camera tow (need reference to check if activity confirmed)
Baby Bare Seamount active, confirmed mid-ocean ridge JdF Ridge 47.7100 -127.7870 2600 1995 submersible Alvin
Stockwork active, inferred mid-ocean ridge JdF Ridge 47.9000 -129.1240 2300 2005 submersible Alvin (need publication to determine if confirmed)
Mothra Field active, confirmed mid-ocean ridge JdF Ridge 47.9233 -129.1082 2270 1996 ROV ROPOS; 1986 plume only
Main Endeavour Field active, confirmed mid-ocean ridge JdF Ridge 47.9487 -129.0981 2220 1984 submersible Alvin; 1982 dredge only
High-Rise Field active, confirmed mid-ocean ridge JdF Ridge 47.9666 -129.0894 2200 1988 submersible Alvin
Salty Dawg Field active, confirmed mid-ocean ridge JdF Ridge 47.9822 -129.0756 2200 1995 submersible Alvin, followed by ROV ROPOS
Sasquatch Field active, confirmed mid-ocean ridge JdF Ridge 47.9969 -129.0662 2200 2000 submersible Alvin
ET active, inferred mid-ocean ridge JdF Ridge 48.1993 -128.9257 2500 NotProvided
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
West Valley active, inferred mid-ocean ridge JdF Ridge 48.4833 -129.0417 3000 1987 and 1988 deposits only (towed camera did not confirm activity)
Magic Mountain, 3-km south active, inferred mid-ocean ridge Explorer Ridge 49.7250 -130.2667 1850 2002 AUV ABE plume only
Magic Mountain active, confirmed mid-ocean ridge Explorer Ridge 49.7500 -130.2667 1850 1984 submersible Pisces IV
Explorer Deep inactive mid-ocean ridge Explorer Ridge 50.1000 -129.7500 3200 1969, deposits only
Paramushir Island inactive arc volcano Kuril Arc 50.3300 155.5000 800 NotProvided
Dellwood Seamount inactive mid-ocean ridge Explorer Ridge 50.7470 -130.8961 800 1974 or earlier deposits only; 2018 ROV Hercules inactive

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