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
South Cleft active, confirmed mid-ocean ridge JdF Ridge 44.6667 -130.3667 2250 1981 deep-tow photographs; 1984 submersible Alvin
Yokosuka active, confirmed back-arc spreading center Okinawa Trough 25.2638 124.3733 2190 2016 ROV Kaiko; 2014 plume only
Nikko volcano active, confirmed arc volcano Mariana Arc 23.0833 142.3333 600 1992 submersible Shinkai 6500; 1979 first observed discolored water above the seamount
Menez Hom active, confirmed mid-ocean ridge N MAR 37.1500 -32.4333 1802 2002 ROV Victor 6000
Kolumbo active, confirmed arc volcano Hellenic Arc, Aegean Sea 36.5250 25.4833 500 2006 ROV Hercules
Sasquatch Field active, confirmed mid-ocean ridge JdF Ridge 47.9969 -129.0662 2200 2000 submersible Alvin
Ischia Island, Gulf of Naples active, confirmed other Coastal Italy 40.7306 13.9500 10 1954 or earlier, from the beach
Franklin Seamount active, confirmed back-arc spreading center Woodlark Basin -9.9083 151.8300 2366 1990 submersible Mir
Rose Garden active, confirmed mid-ocean ridge Galapagos Rift 0.8058 -86.2267 2550 1977 submersible Alvin; 1976 plume and photographs of clam shells did not confirm activity (note: Rose Garden is used here as the name of the vent field, but Rose Garden vent site itself not discovered until 1979)
EPR, 7 25'S active, confirmed mid-ocean ridge S EPR -7.4167 -107.8000 2750 1985/86 or 1989 TV grab (need to check references to confirm activity); 1998 submersible Alvin
Monowai Caldera active, confirmed arc volcano Tonga Arc -25.8000 -177.1500 1165 2005 with submersibles PISCES IV and PISCES V and ROV RCV-150; 2004 plume only
Doyo Seamount active, confirmed arc volcano Izu-Bonin Arc 27.6833 140.8167 520 1990 submersible Shinkai 2000
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
High-Rise Field active, confirmed mid-ocean ridge JdF Ridge 47.9666 -129.0894 2200 1988 submersible Alvin
Saldanha active, confirmed mid-ocean ridge N MAR 36.5667 -33.4333 2300 1998 submersible Nautile
EPR, 9 40'N active, confirmed mid-ocean ridge N EPR 9.6500 -104.2600 2572 1989 Argo I towed video; 1991 submersible Alvin
Sangeang Island active, confirmed arc volcano Banda/Sunda Arc -8.1300 119.0900 2 1991 or earlier, from beach
Vailulu'u Seamount active, confirmed intra-plate volcano Central Pacific -14.2167 -169.0667 1000 2005 submersible Pisces V; 2000 plume only
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
Kulo Lasi active, confirmed back-arc spreading center Lau Basin -14.9200 -177.2500 1478 2010 submersible Nautile
Logatchev-1 active, confirmed mid-ocean ridge N MAR 14.7520 -44.9785 3050 1993-1994 TV grab and towed photo system; 1995 submersible Mir followed by submersible Nautile
Banua Wuhu submarine volcano active, confirmed arc volcano Sangihe Arc 3.1380 125.4910 10 1996 or earlier, likely by SCUBA
White Church active, confirmed back-arc spreading center Lau Basin -21.9612 -176.5234 1960 1989 submersible Nautile; 2004 plume survey
Alarcon Rise, Meyibo active, confirmed mid-ocean ridge Gulf of California 23.3553 -108.5443 2295 2012 ROV Doc Ricketts
Evan active, confirmed mid-ocean ridge N MAR 37.2667 -32.2833 1775 2006 submersible Nautile
EPR, 18 26'S active, confirmed mid-ocean ridge S EPR -18.4333 -113.3833 2650 1993 submersible Nautile; 1983 seafloor photos, temperature anomalies, and deposits did not confirm activity; 1984 submersible Cyana observed only inactive sites; 1985/86 or 1989 TV grab (need to check references to confirm activity)
Kagoshima Bay active, confirmed arc volcano Ryukyu Arc 31.6583 130.8000 200 1993 towed TV system (Haorimushi site); 2007 ROV Hyper-dolphin (Tagiri site)
Higashi-Ensei active, confirmed back-arc spreading center Okinawa Trough 28.4393 128.1724 1220 2016 ROV Kaiko dives 723 and 724
AHA Field active, confirmed mid-ocean ridge N EPR 1.7333 -102.2830 2850 2000 towed imaging ARGO-II
Mariana Mounds active, confirmed back-arc spreading center Mariana Trough 18.0333 144.2833 3600 1987 submersible Alvin

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