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	Latitude	Longitude	Maximum or Single Reported Depth	Year and How Discovered
Tonga Arc, Volcano J1	active, inferred	arc volcano	Tonga Arc	-17.2400	-173.9500	560	2004 plume only
Mata Fa	active, inferred	arc volcano	Lau Basin	-14.9833	-173.8000	2600	2010 plume only
Mata Tolu	active, confirmed	arc volcano	Lau Basin	-15.0049	-173.7936	1900	2010 towed camera; 2009 plume and dredge only
Mata Ono	active, inferred	arc volcano	Lau Basin	-14.9333	-173.7916	2600	2010 plume only
Mata Fitu	active, confirmed	arc volcano	Lau Basin	-14.9166	-173.7833	2750	2010 towed camera
Mata Nima	inactive	arc volcano	Lau Basin	-14.9583	-173.7833	2670	2010 no plume detected
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)
Mata Taha	active, inferred	arc volcano	Lau Basin	-15.0416	-173.7833	2160	2010 plume only
West Mata submarine volcano	active, confirmed	arc volcano	Tonga Arc	-15.0950	-173.7500	1208	2009 ROV Jason II; 2008 eruption plume detected
East Mata submarine volcano	active, inferred	arc volcano	Tonga Arc	-15.1010	-173.6780	1350	2008 plume only; 2009 plume only
Niua South	active, confirmed	arc volcano	Tonga Arc	-15.1650	-173.5700	1180	2008 commercial ROV
Niua North	active, confirmed	arc volcano	Tonga Arc	-15.0667	-173.5667	1375	2012 ROV Quest 4000; 2008 plume only
Pacific-Antarctic Ridge, 64 S segment	active, inferred	mid-ocean ridge	Pacific-Antarctic Ridge	-64.5000	-170.0000	2300	2009 plume only
Kagamil Island	active, confirmed	arc volcano	Aleutian Arc, western	52.9800	-169.7200	5	2007 SCUBA
Vailulu'u Seamount	active, confirmed	intra-plate volcano	Central Pacific	-14.2167	-169.0667	1000	2005 submersible Pisces V; 2000 plume only
Hawaiian Ridge	inactive	intra-plate volcano	Central Pacific	15.0000	-157.5000	5000	1987 or earlier
Loihi Seamount	active, confirmed	intra-plate volcano	Central Pacific	18.9500	-155.2500	4800	1985 bottom photography R/V Hakuho Maru; 1987 submersible Alvin
Pacific-Antarctic Ridge, 60 S segment	active, inferred	mid-ocean ridge	Pacific-Antarctic Ridge	-60.0000	-152.0000	2300	2009 plume only
Teahitia seamount	active, confirmed	intra-plate volcano	Central Pacific	-17.5670	-148.8167	1460	1983 submersible Cyana
Macdonald Seamount	active, confirmed	intra-plate volcano	Central Pacific	-28.9833	-140.2500	150	1989 submersible Cyana
Dellwood Seamount	inactive	mid-ocean ridge	Explorer Ridge	50.7470	-130.8961	800	1974 or earlier deposits only; 2018 ROV Hercules inactive
Brown Bear Seamount	inactive	mid-ocean ridge	JdF Ridge	46.0333	-130.5500	1500	NotProvided
South Cleft	active, confirmed	mid-ocean ridge	JdF Ridge	44.6667	-130.3667	2250	1981 deep-tow photographs; 1984 submersible Alvin
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
Magic Mountain	active, confirmed	mid-ocean ridge	Explorer Ridge	49.7500	-130.2667	1850	1984 submersible Pisces IV
Magic Mountain, 3-km south	active, inferred	mid-ocean ridge	Explorer Ridge	49.7250	-130.2667	1850	2002 AUV ABE plume only
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
Axial Seamount, CASM	active, confirmed	mid-ocean ridge	JdF Ridge	45.9892	-130.0272	1580	1983 submersible Pisces IV
Axial Seamount, ASHES	active, confirmed	mid-ocean ridge	JdF Ridge	45.9333	-130.0140	1540	1984 submersible Alvin

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