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 |
|---|---|---|---|---|---|---|---|
| Okinawa Trough, Site ES1 | active, inferred | back-arc spreading center | Okinawa Trough | 30.3303 | 129.0827 | 521 | 1992 dredge only |
| NWLSC, Southern Caldera | active, inferred | back-arc spreading center | Lau Basin | -15.9000 | -177.4166 | 2160 | 2008 plume only |
| NWLSC, Central Caldera | active, inferred | back-arc spreading center | Lau Basin | -15.8000 | -177.2666 | 2200 | 2008 plume and dredge only |
| 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 |
| Northwest Rota-1 volcano | active, confirmed | arc volcano | Mariana Arc | 14.6010 | 144.7750 | 599 | 2004 ROV ROPOS; 2003 plume only |
| Northwest Eifuku | active, confirmed | arc volcano | Mariana Arc | 21.4850 | 144.0430 | 1604 | 2004 ROV ROPOS; 2003 plume only |
| North Knoll, Iheya Ridge | active, confirmed | back-arc spreading center | Okinawa Trough | 27.7908 | 126.8966 | 1100 | 1995 deep tow survey |
| North FAMOUS | active, inferred | mid-ocean ridge | N MAR | 36.9670 | -32.9670 | 2500 | 1994 plume only |
| 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 |
| Nolan's Nook | active, confirmed | mid-ocean ridge | S EPR | -31.1500 | -111.9167 | 2330 | 1999 submersible Alvin; 1998 plume only |
| Niuatahi | active, confirmed | back-arc spreading center | Lau Basin | -15.3790 | -174.0196 | 1635 | 2009 ROV Jason II; 2003 plume only; 2004 dredging (SS11/2004 cruise); 2005 plume only; 2008 commercial ROV (report does not confirm activity) |
| 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 |
| Nisiros | active, confirmed | arc volcano | Hellenic Arc, Aegean Sea | 36.5600 | 27.1400 | 18 | 1994 or earlier, likely by SCUBA |
| Nishinoshima Island | active, inferred | arc volcano | Izu-Bonin Arc | 27.2367 | 140.8783 | 5 | 1975 SCUBA |
| Nishi-Shichito Ridge | inactive | arc volcano | Izu-Bonin Arc | 31.3667 | 138.7500 | 1600 | NotProvided |
| 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 |
| Nifonea Ridge | active, confirmed | back-arc spreading center | New Hebrides back-arc | -18.1330 | 169.5170 | 1900 | 2001 towed video; 2013 ROV Kiel 6000 black smokers |
| Nibelungen | active, confirmed | mid-ocean ridge | S MAR | -8.3000 | -13.5200 | 2900 | 2006 AUV ABE followed by ROV Quest; 2004 plume only |
| Ngatoroirangi | active, inferred | arc volcano | Kermadec Arc | -33.7310 | 179.8250 | 467 | 2002 plume only |
| New World Seamount | active, inferred | arc volcano | Tabar-Feni Arc | -2.8333 | 152.5333 | 1200 | 2000 or earlier (cruise FR04/00 implies that they already suspected hydrothermal activity); 1994 seamount discovered |
| NESCA | active, confirmed | mid-ocean ridge | Gorda Ridge | 41.0000 | -127.4917 | 3300 | 1988 submersible Alvin; 1986 dredge and photographs did not confirm activity |
| Nereus Deep | active, inferred | mid-ocean ridge | Red Sea | 23.1670 | 37.2830 | 2400 | 1972 deposits only |
| Neptune's Beard | active, inferred | mid-ocean ridge | N MAR | 12.9100 | -44.9000 | 4100 | 1984 plume only; 2000 TV survey did not confirm activity |
| NELSC, T08C12 | active, inferred | back-arc spreading center | Lau Basin | -15.2179 | -174.1788 | 2000 | 2008 plume only |
| NELSC, T08C09 and T08C18 | active, inferred | back-arc spreading center | Lau Basin | -15.4030 | -174.2630 | 1800 | 2008 plume only |
| near Jade Emperor Mountain, on-axis | active, inferred | mid-ocean ridge | SWIR | -37.8666 | 49.2166 | 3000 | 2010 plume only |
| NE Pual | active, confirmed | back-arc spreading center | Manus Basin | -3.6754 | 151.7272 | 1875 | 2006 ROV Jason II |
| NE Anatahan submarine volcano | active, inferred | arc volcano | Mariana Arc | 16.3750 | 145.7250 | 460 | 2003 multibeam and sidescan sonar only |