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
Niua North active, confirmed arc volcano Tonga Arc -15.0667 -173.5667 1375 2012 ROV Quest 4000; 2008 plume only
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
Don Joao de Castro Bank active, confirmed mid-ocean ridge Terceira Rift 38.2300 -26.6300 45 1995 SCUBA
Kos active, confirmed arc volcano Hellenic Arc, Aegean Sea 36.8500 27.2500 10 1983 or earlier, likely by SCUBA
Tow Cam active, confirmed back-arc spreading center Lau Basin -20.3169 -176.1367 2700 2004 AUV ABE; 2004 plume only on previous cruise
Main Endeavour Field active, confirmed mid-ocean ridge JdF Ridge 47.9487 -129.0981 2220 1984 submersible Alvin; 1982 dredge only
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
EPR, 2 S active, confirmed mid-ocean ridge S EPR -2.2200 -102.6550 2900 2008 towed video and AUV ABE
Stealth active, confirmed mid-ocean ridge S EPR -17.6167 -113.2330 2600 1996 Argo II towed video; 1993 plume only; 1998 submersible Alvin
Punta Banda active, confirmed other Coastal Baja California 31.7500 -116.7500 30 1960's commercial abalone divers
NESCA active, confirmed mid-ocean ridge Gorda Ridge 41.0000 -127.4917 3300 1988 submersible Alvin; 1986 dredge and photographs did not confirm activity
EPR, 9 17'N active, confirmed mid-ocean ridge N EPR 9.2800 -104.2166 2585 1989 Argo I towed video
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)
13 N Ridge Site active, confirmed back-arc spreading center Mariana Trough 13.0987 143.6886 3036 2000 deep-tow camera (later, same year - ROV Kaiko)
Futagoyama active, confirmed back-arc spreading center Okinawa Trough 24.8674 123.3081 1270 2016 ROV Kaiko dive 717
Galapagos Mounds active, confirmed mid-ocean ridge Galapagos Rift 1.4500 -86.1665 2700 1977 submersible Alvin
EPR, 37 40'S Axial Dome active, confirmed mid-ocean ridge Pacific-Antarctic Ridge -37.6667 -110.8667 2240 1997 video survey L'Atalante (do not know if activity confirmed); 1995 TV survey did not confirm activity; 2001 towed video and TV-grab definitely confirmed
North Cleft, low temperature active, confirmed mid-ocean ridge JdF Ridge 44.8833 -130.2667 2250 1987-1989 camera/CTD tows
EPR, 11 17'N active, confirmed mid-ocean ridge N EPR 11.2833 -103.7583 2560 1984 Angus camera (or 1985 Argo video) tow with temperature
North Knoll, Iheya Ridge active, confirmed back-arc spreading center Okinawa Trough 27.7908 126.8966 1100 1995 deep tow survey
Kasuga 2 Seamount active, confirmed arc volcano Mariana Arc 21.6000 143.6167 500 1987 submersible Alvin
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
Tempus Fugit active, confirmed mid-ocean ridge Galapagos Rift 0.7683 -85.9100 2560 2011 ROV Little Hercules
TAG active, confirmed mid-ocean ridge N MAR 26.1367 -44.8267 3670 1985 towed camera and temperature anomaly; 1986 submersible Alvin
Loki's Castle active, confirmed mid-ocean ridge Mohns Ridge 73.5500 8.1500 2400 2008 ROV Bathysaurus
Source active, confirmed mid-ocean ridge JdF Ridge 46.1550 -129.8100 2055 1993 submersible Alvin
Palinuro active, confirmed arc volcano Aeolian Arc, Tyrrhenian Sea 39.5500 14.7000 1000 2006 ROV Cherokee; 1968 manganese crust only; 1984 deposits only; 1993 TV profile did not confirm
Kemp Caldera active, confirmed arc volcano South Sandwich Arc -59.7000 -28.3166 1420 2010 ROV Isis; 2009 plume only
Iguanas-Pinguinos active, confirmed mid-ocean ridge Galapagos Rift 2.1000 -91.9350 1640 2005 towed video Medea
Santorini active, confirmed arc volcano Hellenic Arc, Aegean Sea 36.4333 25.4000 400 1960's, likely by SCUBA; 2006 deeper vents HOV Thetis and AUV SeaBED

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