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
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
High-Rise Field active, confirmed mid-ocean ridge JdF Ridge 47.9667 -129.0900 2200 1988 submersible Alvin
Esmeralda Bank active, confirmed arc volcano Mariana Arc 14.9667 145.2500 323 1990 towed video and TV-grab; 1978 hydrothermal deposits only
Precious Stone Mountain active, confirmed mid-ocean ridge Galapagos Rift 1.2200 -101.4900 1700 2009 deep-tow video and TV grab
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
Calyfield active, confirmed mid-ocean ridge Galapagos Rift 0.8300 -89.6083 1660 2002 submersible Alvin
Irabu Knoll active, confirmed back-arc spreading center Okinawa Trough 25.2300 124.8800 1850 2000 submersible Shinkai 6500; 1986 seafloor photos did not confirm activity
Lilliput active, confirmed mid-ocean ridge S MAR -9.5500 -13.1800 1500 2005 ROV Quest
Ischia Island, Gulf of Naples active, confirmed other Coastal Italy 40.7306 13.9500 10 1954 or earlier, from the beach
Isafjardardjup bay active, confirmed 66.0500 -22.6500 3 1986 or earlier, likely from shore or by SCUBA
Axial Seamount, CASM active, confirmed mid-ocean ridge JdF Ridge 45.9892 -130.0272 1580 1983 submersible Pisces IV
Nisiros active, confirmed arc volcano Hellenic Arc, Aegean Sea 36.5600 27.1400 18 1994 or earlier, likely by SCUBA
Tangaroa volcano active, confirmed arc volcano Kermadec Arc -36.3250 178.0333 890 2012 likely towed video or TV grab; 1999 plume only
Methana active, confirmed arc volcano Hellenic Arc, Aegean Sea 37.6150 23.3360 10 nearshore: since antiquity; offshore: 1997 SCUBA
EPR, 23 50'S active, confirmed mid-ocean ridge S EPR -23.8233 -115.4558 2650 2005 submersible Alvin; 1990 or earlier towed TV camera did not confirm activity
Mariner active, confirmed back-arc spreading center Lau Basin -22.1800 -176.6017 1910 2003 plume and camera tow; 2004 submersible Shinkai 6500
Solwara 13 active, confirmed back-arc spreading center Manus Basin -3.7320 151.7465 2000 2009 commercial ROV Fugro FV300; 1993 plume only
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
East Blanco Depression active, confirmed mid-ocean ridge JdF Ridge 44.2170 -129.6250 3460 1994 ROV U.S. Navy's Advanced Tethered Vehicle
Forecast active, confirmed arc volcano Mariana Arc 13.4000 143.9166 1470 1992 submersible Shinkai 6500
Brothers volcano active, confirmed arc volcano Kermadec Arc -34.8667 179.0667 1800 1998 towed camera; 1996 dredging only
EPR, 9 50'N active, confirmed mid-ocean ridge N EPR 9.8300 -104.2900 2520 1989 Argo I towed video
Deyin-1 active, confirmed mid-ocean ridge S MAR -15.1666 -13.3558 2770 2012 TV-grab; 2011 deposits only; 2013 plume only
Semyenov active, confirmed mid-ocean ridge N MAR 13.5137 -44.9630 2440 2009 TV grab and photo-TV profiling; 2007 deposits only
Alice Springs Field active, confirmed back-arc spreading center Mariana Trough 18.2167 144.6833 3640 1987 submersible Alvin; 1982 plume only
West Rota volcano active, confirmed arc volcano Mariana Arc 14.3250 144.8330 1150 2005 ROV Hyper-Dolphin; 2003 plume only; 2004 ROV ROPOS did not observe venting
Kos active, confirmed arc volcano Hellenic Arc, Aegean Sea 36.8500 27.2500 10 1983 or earlier, likely by SCUBA
EPR, 3.9 N offset active, confirmed mid-ocean ridge N EPR 3.9170 -102.2330 2875 1989 or earlier Deep Tow photographs (cruise RIFTS or PAPATUA)
ESR, E2 active, confirmed back-arc spreading center East Scotia Ridge -56.0917 -30.3250 2641 2009 towed video; 1999 plume only; 2010 ROV Isis
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

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