Below is the subset of Vent Fields that contain the taxonomy term (Activity, Tectonic Setting, Region, Ocean, National Jurisdiction, Temperature Category, or MGDS Feature ID) listed above.
You can sort the list below by clicking on a column header.
Vent Field Name ID |
Activity![]() |
Tectonic Setting | Region | Latitude | Longitude | Maximum or Single Reported Depth | Year and How Discovered |
---|---|---|---|---|---|---|---|
EPR, 13 N | active, confirmed | mid-ocean ridge | N EPR | 12.8333 | -103.9500 | 2630 | 1982 submersible Cyana; 1981 towed camera, dredging, and plume did not confirm activity |
Irinovskoye | active, confirmed | mid-ocean ridge | N MAR | 13.3327 | -44.9099 | 3000 | 2013 ROV Victor6000; 2007 dredge only; 2009 or 2011 did not confirm |
EPR, 18 10'S | active, confirmed | mid-ocean ridge | S EPR | -18.1700 | -113.3440 | 2700 | 1993 submersible Nautile; 1983 temperature and light attenuation anomalies |
EPR, 9 47'N | active, confirmed | mid-ocean ridge | N EPR | 9.7750 | -104.2802 | 2560 | 1989 Argo I towed video; 1991 submersible Alvin |
Source | active, confirmed | mid-ocean ridge | JdF Ridge | 46.1550 | -129.8100 | 2055 | 1993 submersible Alvin |
EPR, 13 N, Marginal High | active, confirmed | mid-ocean ridge | N EPR | 12.7090 | -103.9160 | 2650 | 1984 submersible Cyana; 1981 towed camera, dredging, and plume did not confirm activity |
EPR, 17 12'S | active, confirmed | mid-ocean ridge | S EPR | -17.2000 | -113.1500 | 2590 | 1993 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) |
EPR, 9 50'N | active, confirmed | mid-ocean ridge | N EPR | 9.8300 | -104.2900 | 2520 | 1989 Argo I towed video |
Tempus Fugit | active, confirmed | mid-ocean ridge | Galapagos Rift | 0.7683 | -85.9100 | 2560 | 2011 ROV Little Hercules |
Flow | active, confirmed | mid-ocean ridge | JdF Ridge | 46.5250 | -129.5783 | 2390 | 1993 ROV ROPOS |
EPR, 23 30'S | active, confirmed | mid-ocean ridge | S EPR | -23.5333 | -115.5667 | 2600 | 1987 or earlier [need to check Marchig & Gundlach (1987)]; 2005 submersible Alvin |
Galapagos Mounds | active, confirmed | mid-ocean ridge | Galapagos Rift | 1.4500 | -86.1665 | 2700 | 1977 submersible Alvin |
Kairei Field | active, confirmed | mid-ocean ridge | CIR | -25.3195 | 70.0400 | 2460 | 2000 ROV Kaiko; 1993 plume only |
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 |
EPR, 18 32'S | active, confirmed | mid-ocean ridge | S EPR | -18.5550 | -113.4160 | 2647 | 1993 submersible Nautile |
Ashadze-1 | active, confirmed | mid-ocean ridge | N MAR | 12.9733 | -44.8633 | 4200 | 2003 TV profiling; 2007 ROV Victor 6000 |
Saguaro Field | active, confirmed | mid-ocean ridge | S EPR | -31.8500 | -112.0333 | 2330 | 1999 submersible Alvin; 1998 plume only |
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) |
Moytirra | active, confirmed | mid-ocean ridge | N MAR | 45.4833 | -27.8500 | 2900 | 2011 ROV Holland 1; 2008 plume only MAPRs, ROV Isis buoyant plume, but no visual confirmation |
Pito Seamount | active, confirmed | mid-ocean ridge | S EPR | -23.3275 | -111.6402 | 2270 | 1993 submersible Nautile |
Zouyu ridge | active, confirmed | mid-ocean ridge | S MAR | -13.2800 | -14.4100 | 2315 | 2009 towed video |
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 |
Snake Pit | active, confirmed | mid-ocean ridge | N MAR | 23.3683 | -44.9500 | 3500 | 1985 real-time TV and imaging sonar; earlier in 1985 seafloor photographs did not confirm activity |
EPR, 20 06'S | active, confirmed | mid-ocean ridge | S EPR | -20.1000 | -113.7080 | 3000 | 1981 Angus camera tow; 1984 submersible Cyana |
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 |
EPR, 17 34'S | active, confirmed | mid-ocean ridge | S EPR | -17.5667 | -113.2333 | 2600 | 1994 submersible Shinkai 6500; 1996 Argo II towed video |
Rapa Nui | active, confirmed | mid-ocean ridge | S EPR | -21.5620 | -114.3000 | 2845 | 1999 submersible Alvin; 1987-1988 deposits only |
EPR, 9 17'N | active, confirmed | mid-ocean ridge | N EPR | 9.2800 | -104.2166 | 2585 | 1989 Argo I towed video |
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 |
EPR, 17 44'S | active, confirmed | mid-ocean ridge | S EPR | -17.7330 | -113.2660 | 2622 | 1998 submersible Alvin; 1993 plume only; not explored by Nautile in 1993 or Shinkai 6500 in 1994 |
Edmond Field | active, confirmed | mid-ocean ridge | CIR | -23.8780 | 69.5960 | 3320 | 2001 ROV Jason |
EPR, 11 24'N | active, confirmed | mid-ocean ridge | N EPR | 11.4000 | -103.7800 | 2580 | 1990 submersible Alvin; 1988 submersible Alvin dive #1994 (need reference to confirm activity) |
Precious Stone Mountain | active, confirmed | mid-ocean ridge | Galapagos Rift | 1.2200 | -101.4900 | 1700 | 2009 deep-tow video and TV grab |
Broken Spur | active, confirmed | mid-ocean ridge | N MAR | 29.1700 | -43.1717 | 3100 | 1993 submersible Alvin; earlier in 1993, water column anomalies and towed camera did not confirm activity |
EPR, 9 30'N | active, confirmed | mid-ocean ridge | N EPR | 9.5167 | -104.2414 | 2580 | 1989 Argo I towed video |
Axial Seamount, ASHES | active, confirmed | mid-ocean ridge | JdF Ridge | 45.9333 | -130.0140 | 1540 | 1984 submersible Alvin |
Stealth | active, confirmed | mid-ocean ridge | S EPR | -17.6167 | -113.2330 | 2600 | 1996 Argo II towed video; 1993 plume only; 1998 submersible Alvin |
EPR, 14 S | active, confirmed | mid-ocean ridge | S EPR | -13.9667 | -112.4667 | 2635 | 1985/86 or 1989 TV grab (need to check references to confirm activity); 1993 plume only; 1994 submersible Shinkai 6500 |
Animal Farm | active, confirmed | mid-ocean ridge | S EPR | -18.6080 | -113.4000 | 2675 | 1993 submersible Nautile |
Feather Duster | active, confirmed | mid-ocean ridge | N EPR | 10.9267 | -103.6767 | 2520 | 1984 towed camera and submersible Alvin |
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 |
Medusa | active, confirmed | mid-ocean ridge | N EPR | 9.1404 | -104.2065 | 2580 | 2007 ROV Jason II; 1991 plume only |
EPR, 1.4 S, off-axis | active, confirmed | mid-ocean ridge | S EPR | -1.3690 | -102.4560 | 3000 | 2008 towed video |
Axial Seamount, CASM | active, confirmed | mid-ocean ridge | JdF Ridge | 45.9892 | -130.0272 | 1580 | 1983 submersible Pisces IV |
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, 11 42'N | active, confirmed | mid-ocean ridge | N EPR | 11.7000 | -103.8500 | 2580 | 1984 Angus camera (or 1985 Argo video) tow with temperature |
Logatchev-2 | active, confirmed | mid-ocean ridge | N MAR | 14.7200 | -44.9380 | 2760 | 2007 ROV VICTOR 6000; 1993-1994 TV grab and towed photo system did not confirm activity; 1996-1998 video imaging and sampling did not confirm activity |
EPR, Ridge 3, 20 40'S | active, confirmed | mid-ocean ridge | S EPR | -20.3333 | -113.6792 | 3050 | 1983 Deep Tow camera |
Mounds and Microbes | active, confirmed | mid-ocean ridge | N EPR | 9.4500 | -104.5383 | 2950 | 2002 submersible Alvin; 1994 submersible Alvin did not confirm activity |
EPR, 2 S | active, confirmed | mid-ocean ridge | S EPR | -2.2200 | -102.6550 | 2900 | 2008 towed video and AUV ABE |
Axial Seamount, International District | active, confirmed | mid-ocean ridge | JdF Ridge | 45.9266 | -129.9795 | 1544 | 1986 submersible Pisces IV |
Ashadze-2 | active, confirmed | mid-ocean ridge | N MAR | 12.9917 | -44.9067 | 3300 | 2007 ROV Victor 6000; 2005 TV profiling, plume, and dredge did not confirm activity |
EPR, 10 02'N | active, confirmed | mid-ocean ridge | N EPR | 10.0330 | -104.3300 | 2560 | 1992 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 |
EPR, 10 44.6'N | active, confirmed | mid-ocean ridge | N EPR | 10.7433 | -103.6500 | 2580 | 1985 Argo video tow with temperature |
North Cleft, low temperature | active, confirmed | mid-ocean ridge | JdF Ridge | 44.8833 | -130.2667 | 2250 | 1987-1989 camera/CTD tows |
AHA Field | active, confirmed | mid-ocean ridge | N EPR | 1.7333 | -102.2830 | 2850 | 2000 towed imaging ARGO-II |
Central Cleft, off-axis | active, confirmed | mid-ocean ridge | JdF Ridge | 44.7583 | -130.2750 | 2200 | 2000 ROV Tiburon |
Nolan's Nook | active, confirmed | mid-ocean ridge | S EPR | -31.1500 | -111.9167 | 2330 | 1999 submersible Alvin; 1998 plume only |
EPR, 21 25'S | active, confirmed | mid-ocean ridge | S EPR | -21.4333 | -114.2917 | 2850 | 1984 submersible Cyana; 1983 deposits only |
Rainbow | active, confirmed | mid-ocean ridge | N MAR | 36.2300 | -33.9020 | 2320 | 1997 submersible Nautile |
Longqi | active, confirmed | mid-ocean ridge | SWIR | -37.7838 | 49.6494 | 2785 | 2007 towed video sled followed by AUV ABE; 2005 plume only |
South Cleft | active, confirmed | mid-ocean ridge | JdF Ridge | 44.6667 | -130.3667 | 2250 | 1981 deep-tow photographs; 1984 submersible Alvin |
TAG | active, confirmed | mid-ocean ridge | N MAR | 26.1367 | -44.8267 | 3670 | 1985 towed camera and temperature anomaly; 1986 submersible Alvin |
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) |
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 |
Tiancheng | active, confirmed | mid-ocean ridge | SWIR | -27.9670 | 63.5500 | 3600 | 2014 HOV Jiaolong; 1997 plume only; 2009 DY115-20 Leg 7 plume and deposits; |
EPR, Ridge 1, 20 40'S | active, confirmed | mid-ocean ridge | S EPR | -20.8333 | -114.1667 | 3000 | 1983 Deep Tow camera |
Lost City | active, confirmed | mid-ocean ridge | N MAR | 30.1250 | -42.1183 | 800 | 2000 towed video ARGO-II and submersible Alvin |
EPR, 9 33'N | active, confirmed | mid-ocean ridge | N EPR | 9.5583 | -104.2500 | 2574 | 1989 Argo I towed video; 1991 submersible Alvin |
EPR, 11 18'S | active, confirmed | mid-ocean ridge | S EPR | -11.3000 | -110.5300 | 2650 | 1985/86 or 1989 TV grab (need to check references to confirm activity); 1998 submersible Alvin |
East Blanco Depression | active, confirmed | mid-ocean ridge | JdF Ridge | 44.2170 | -129.6250 | 3460 | 1994 ROV U.S. Navy's Advanced Tethered Vehicle |
EPR, 8 38'N | active, confirmed | mid-ocean ridge | N EPR | 8.6333 | -104.2000 | 2550 | 2003 submersible Alvin; 1989 dredge only; 2002 plume only |
Deyin-1 | active, confirmed | mid-ocean ridge | S MAR | -15.1666 | -13.3558 | 2850 | 2012 TV-grab; 2011 deposits only; 2013 plume only |
Semyenov-2 | active, confirmed | mid-ocean ridge | N MAR | 13.5137 | -44.9630 | 2440 | 2009 TV grab and photo-TV profiling; 2007 deposits only |
EPR, 37 48'S Axial Dome | active, confirmed | mid-ocean ridge | Pacific-Antarctic Ridge | -37.8000 | -110.9167 | 2200 | 2001 towed video and TV-grab |
EPR, 18 15'S | active, confirmed | mid-ocean ridge | S EPR | -18.2500 | -113.3500 | 2680 | 1993 submersible Nautile |
MAR, 4 48'S | active, confirmed | mid-ocean ridge | S MAR | -4.8058 | -12.3742 | 3050 | 2005 AUV ABE (cruise CD169 ) followed by ROV Quest (cruise M64/1) |
Floc | active, confirmed | mid-ocean ridge | JdF Ridge | 46.3133 | -129.7050 | 2290 | 1993 DEEPTOW and submersible Alvin |
EPR, 9 40'N | active, confirmed | mid-ocean ridge | N EPR | 9.6500 | -104.2600 | 2572 | 1989 Argo I towed video; 1991 submersible Alvin |
CIR, Segment 3, Hydrothermal Plume Site | active, inferred | mid-ocean ridge | CIR | -24.0000 | 69.6667 | 2840 | 1987 plume only; 2005/2006 plume only |
EPR, 5 S | active, inferred | mid-ocean ridge | S EPR | -5.0000 | -106.4000 | 2650 | 1980's camera tows; 1993 and 1998 plume only; 1998 submersible Alvin did not confirm activity |
GEISEIR site 22, segment L3 | active, inferred | mid-ocean ridge | SEIR | -42.1130 | 88.0420 | 2400 | 1996 plume only; 2009 plume only |
SEIR-WXC15 | active, inferred | mid-ocean ridge | SEIR | -50.2500 | 135.3000 | 3000 | 2015 plume only |
Galapagos Rift, 95.5 W | active, inferred | mid-ocean ridge | Galapagos Rift | 2.6700 | -95.4500 | 3200 | 1990 submersible Alvin did not confirm activity |
SWIR, 53.2 E | active, inferred | mid-ocean ridge | SWIR | -36.1010 | 53.2550 | 2218 | 2008 plume and dredge only |
EPR, 16 43'S | active, inferred | mid-ocean ridge | S EPR | -16.7170 | -113.0680 | 2600 | 1985/86 or 1989 TV grab (need to check references to confirm activity) |
GEISEIR site 36, segment O3 | active, inferred | mid-ocean ridge | SEIR | -47.7009 | 98.0631 | 2700 | 2009 plume only |
AAR KR2 | active, inferred | mid-ocean ridge | SEIR | -60.0000 | 152.5000 | 3200 | 2011 plume only |
Pacific-Antarctic Ridge, 60 S segment | active, inferred | mid-ocean ridge | Pacific-Antarctic Ridge | -60.0000 | -152.0000 | 2300 | 2009 plume only |
GEISEIR site 17, segment L3 | active, inferred | mid-ocean ridge | SEIR | -41.6498 | 87.3481 | 2500 | 2010 plume only |
CIR, 8-17 S, Segment 7 | active, inferred | mid-ocean ridge | CIR | -17.0000 | 66.8000 | 3100 | 2010 plume only |
Carlsberg Ridge, CR2003 | active, inferred | mid-ocean ridge | Carlsberg Ridge | 6.0500 | 60.9500 | 3500 | 2003 plume only; 2007 plume only |
MAR, 43 N | active, inferred | mid-ocean ridge | N MAR | 43.0000 | -29.0000 | 3400 | 1986 or earlier plume only |
EPR, 21 54'S | active, inferred | mid-ocean ridge | S EPR | -21.9000 | -114.5000 | 2800 | 1987-1988 deposits only [need to check Fouquet et al. (1993) for confirmation] |
GEISEIR site 29, segment M6 | active, inferred | mid-ocean ridge | SEIR | -44.9054 | 94.9673 | 2700 | 2009 plume only |
S AMAR 2 | active, inferred | mid-ocean ridge | N MAR | 35.9670 | -34.1830 | 2240 | 1992 plume only; 1994 plume only |
MAR, segment south of St. Paul system | active, inferred | mid-ocean ridge | N MAR | 0.5000 | -25.0000 | 3500 | 2013 plume only |
SWIR, D50B | active, inferred | mid-ocean ridge | SWIR | -52.4200 | 12.7480 | 3913 | 2000-2001 plume and dredge only |
SWIR, Plume 6 | active, inferred | mid-ocean ridge | SWIR | -27.7670 | 65.1330 | 3200 | 1997 plume only |
EPR, 7 S | active, inferred | mid-ocean ridge | S EPR | -7.0000 | -107.5500 | 2600 | 1985/86 or 1989 TV grab |
SEIR-WXC12 | active, inferred | mid-ocean ridge | SEIR | -50.2500 | 136.2500 | 2780 | 2015 plume only |
SWIR, Plume 1, Segment 17 | active, inferred | mid-ocean ridge | SWIR | -31.1830 | 58.5000 | 3600 | 1997 plume only |
GEISEIR site 37, segment O4 | active, inferred | mid-ocean ridge | SEIR | -47.7483 | 98.1756 | 2800 | 2009 plume only |
MAR, 4 02'S | active, inferred | mid-ocean ridge | S MAR | -4.0333 | -12.2500 | 4000 | 2005 plume 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 |
Pacific-Antarctic Ridge, 64 S segment | active, inferred | mid-ocean ridge | Pacific-Antarctic Ridge | -64.5000 | -170.0000 | 2300 | 2009 plume only |
GEISEIR site 18, segment L3 | active, inferred | mid-ocean ridge | SEIR | -41.7133 | 87.4375 | 2500 | 2010 plume only |
Su Causeway | active, inferred | mid-ocean ridge | SWIR | -38.1000 | 48.6000 | 3000 | 2014 leg 2 or 3 of the 30th Chinese Cruise |
SWIR, D54 | active, inferred | mid-ocean ridge | SWIR | -52.4370 | 13.3120 | 4029 | 2000-2001 plume and dredge only |
Reykjanes Ridge, Area B | active, inferred | mid-ocean ridge | Reykjanes Ridge | 59.8167 | -29.6833 | 1000 | 1992 submersible Mir did not find vents |
GEISEIR site 30, segment O1 | active, inferred | mid-ocean ridge | SEIR | -46.6240 | 96.0594 | 2500 | 2009 plume only |
S Oceanographer | active, inferred | mid-ocean ridge | N MAR | 34.8670 | -36.4330 | 3460 | 1992 plume only |
GEISEIR site 6, segment K2 | active, inferred | mid-ocean ridge | SEIR | -41.6600 | 81.6617 | 2600 | 2007 plume only; 2010 plume only |
near Jade Emperor Mountain, on-axis | active, inferred | mid-ocean ridge | SWIR | -37.8666 | 49.2166 | 3000 | 2010 plume only |
MAR, south of 15 20'N fracture zone | active, inferred | mid-ocean ridge | N MAR | 15.0833 | -45.0000 | 3000 | 1988 plume only; 1992 submersible Nautile did not observe active vents |
SEIR-WXC02 | active, inferred | mid-ocean ridge | SEIR | -50.2500 | 137.0000 | 2620 | 2015 plume only |
EPR, 28.4 S, Segment W4 | active, inferred | mid-ocean ridge | S EPR | -28.4170 | -112.9640 | 2350 | 1998 plume only |
GEISEIR site 19, segment L3 | active, inferred | mid-ocean ridge | SEIR | -41.8333 | 87.6266 | 2400 | 2009 GEISEIR 1 and 2010 GEISEIR 2 plume only |
SWIR, Plume 2, Segment 16 | active, inferred | mid-ocean ridge | SWIR | -31.0670 | 58.9670 | 4200 | 1997 plume only |
EPR, 11 07'N | active, inferred | mid-ocean ridge | N EPR | 11.1330 | -103.7800 | 2580 | 1988 submersible Alvin dive #1989 (need reference to confirm activity); 1991 plume only |
EPR, 17 S | active, inferred | mid-ocean ridge | S EPR | -17.0000 | -113.1170 | 2680 | 1993 plume only |
GEISEIR site 38, segment O4 | active, inferred | mid-ocean ridge | SEIR | -48.0048 | 98.8232 | 2800 | 2009 plume only |
Carlsberg Ridge, 63 40'E | active, inferred | mid-ocean ridge | Carlsberg Ridge | 3.7000 | 63.6666 | 3500 | 2007 plume only |
S-OH1 | active, inferred | mid-ocean ridge | N MAR | 34.5330 | -36.8500 | 3000 | 1996 submersible Nautile did not find active vents; 2000 or earlier plume only |
Bai Causeway | active, inferred | mid-ocean ridge | SWIR | -37.9000 | 48.8000 | 3000 | 2014 leg 2 or 3 of the 30th Chinese Cruise |
EPR, 8 53'N | active, inferred | mid-ocean ridge | N EPR | 8.9000 | -104.2000 | 2580 | 1991 plume only |
Merian | active, inferred | mid-ocean ridge | S MAR | -26.0166 | -13.8500 | 2550 | 2012 R/V Dayang Yihao; 2013 AUV Abyss plume and side-scan data |
GEISEIR site 31, segment O1 | active, inferred | mid-ocean ridge | SEIR | -46.8956 | 96.5709 | 2600 | 2009 plume only |
EPR, 28.7 S, Segment W4 | active, inferred | mid-ocean ridge | S EPR | -28.7000 | -112.9880 | 2350 | 1998 plume only |
GEISEIR site 8, segment K3 | active, inferred | mid-ocean ridge | SEIR | -41.8833 | 81.9816 | 2800 | 2010 plume only |
EPR, 14 18'S | active, inferred | mid-ocean ridge | S EPR | -14.3000 | -112.6670 | 2630 | 1993 plume only |
EPR, Seamount 5 | active, inferred | mid-ocean ridge | N EPR | 13.0000 | -103.5000 | 1100 | 1988 or earlier camera and/or submersible (need to check reference) |
SEIR-WXC07 | active, inferred | mid-ocean ridge | SEIR | -50.2500 | 138.3000 | 2420 | 2015 plume only |
GEISEIR site 20, segment L3 | active, inferred | mid-ocean ridge | SEIR | -41.9508 | 87.8008 | 2400 | 2010 plume only |
SWIR, unnamed, Segment 26 | active, inferred | mid-ocean ridge | SWIR | -37.6080 | 50.8527 | 2800 | 2008 dredge only DY115-20 Leg 6 |
CIR, 8-17 S, Segment 1 | active, inferred | mid-ocean ridge | CIR | -8.2500 | 68.2000 | 3600 | 2010 plume only |
Carlsberg Ridge, 63 50'E | active, inferred | mid-ocean ridge | Carlsberg Ridge | 3.6916 | 63.8333 | 3500 | 2009 plume only; 2012 plume and deposits |
Chile Rise, Segment N8 | active, inferred | mid-ocean ridge | Chile Rise | -38.7167 | -91.5667 | 3330 | 1998 plume only |
GEISEIR site 32, segment O2 | active, inferred | mid-ocean ridge | SEIR | -47.1196 | 96.8947 | 2600 | 2009 plume only |
S-OH2 | active, inferred | mid-ocean ridge | N MAR | 34.0670 | -37.4830 | 3250 | 2000 or earlier plume only |
Landing Stage | active, inferred | mid-ocean ridge | SWIR | -37.5000 | 51.0000 | 2300 | 2014 leg 2 or 3 of the 30th Chinese Cruise |
MAR, 33 S | active, inferred | mid-ocean ridge | S MAR | -32.9676 | -14.4517 | 2600 | 2013 plume only |
Area EX/FX | active, inferred | mid-ocean ridge | CIR | -21.4000 | 68.7666 | 3300 | 1986 plume and sediments |
AMAR | active, inferred | mid-ocean ridge | N MAR | 36.3833 | -33.6500 | 2600 | 1992 plume only; 1994 plume only |
SEIR-WXC06 | active, inferred | mid-ocean ridge | SEIR | -50.2500 | 138.5500 | 2400 | 2015 plume only |
EPR, 30.1 S, Segment E1 | active, inferred | mid-ocean ridge | S EPR | -30.1330 | -111.7640 | 2480 | 1998 plume only |
GEISEIR site 9, segment K3 | active, inferred | mid-ocean ridge | SEIR | -41.9633 | 82.0600 | 2700 | 2010 plume only |
EPR, 14 35'S | active, inferred | mid-ocean ridge | S EPR | -14.5830 | -112.6670 | 2630 | 1993 plume only |
TaiJi | active, inferred | mid-ocean ridge | S MAR | -13.5900 | -14.5200 | 3180 | 2011 plume only |
Chile Rise, Segment N9A | active, inferred | mid-ocean ridge | Chile Rise | -39.0500 | -91.5833 | 3450 | 1998 plume only |
EPR, 20 S | active, inferred | mid-ocean ridge | S EPR | -20.0333 | -113.6843 | 3000 | 1999 submersible Alvin did not confirm activity |
GEISEIR site 21, segment L3 | active, inferred | mid-ocean ridge | SEIR | -42.0050 | 87.8808 | 2400 | 2010 plume only |
SWIR, D57 | active, inferred | mid-ocean ridge | SWIR | -52.2240 | 13.7380 | 3517 | 2000-2001 plume and dredge only |
EPR, 17 42'S | active, inferred | mid-ocean ridge | S EPR | -17.7000 | -113.2500 | 2600 | 1993 plume only |
CIR, 8-17 S, Segment 2 | active, inferred | mid-ocean ridge | CIR | -9.9000 | 66.7500 | 4000 | 2010 plume only |
MAR, 11 26'N | active, inferred | mid-ocean ridge | N MAR | 11.4482 | -43.7035 | 3835 | 2009 plume only |
EPR, 22 30'S | active, inferred | mid-ocean ridge | S EPR | -22.5000 | -114.3670 | 2600 | 1985/86 or 1989 TV grab (need to check references to confirm activity) |
Area JX | active, inferred | mid-ocean ridge | CIR | -22.9666 | 69.1833 | 3500 | 1986 plume only (camera tow did not confirm) |
MAR, 30 S | active, inferred | mid-ocean ridge | S MAR | -29.9505 | -13.8545 | 3379 | 2013 plume only |
EPR, 1 S | active, inferred | mid-ocean ridge | S EPR | -0.8000 | -102.4600 | 2800 | 2005 plume only |
SWIR, D9B | active, inferred | mid-ocean ridge | SWIR | -52.7070 | 18.8170 | 3931 | 2000-2001 plume and dredge only |
MAR, 17 S | active, inferred | mid-ocean ridge | S MAR | -17.2522 | -14.2270 | 3280 | 2013 plume only |
EPR, 30.4 S, Segment E2 | active, inferred | mid-ocean ridge | S EPR | -30.3750 | -111.7640 | 2320 | 1998 plume only |
GEISEIR site 11, segment K4 | active, inferred | mid-ocean ridge | SEIR | -42.5375 | 82.8266 | 2600 | 2010 plume only |
EPR, 11 30'N | active, inferred | mid-ocean ridge | N EPR | 11.4833 | -103.7833 | 2422 | 1981 towed camera and plume did not confirm activity; 1988 submersible Alvin dive #1996 (need reference to confirm activity) |
Rainbow Bay | active, inferred | mid-ocean ridge | S MAR | -14.0300 | -14.3400 | 2900 | 2009 towed video did not confirm activity |
Logatchev-3 | active, inferred | mid-ocean ridge | N MAR | 14.7083 | -44.9667 | 3100 | 1993-1999 (between these dates) |
Gakkel Ridge, Site 6 | active, inferred | mid-ocean ridge | Gakkel Ridge | 86.5333 | 43.0000 | 3000 | 2001 plume only |
GEISEIR site 23, segment M2 | active, inferred | mid-ocean ridge | SEIR | -42.0272 | 89.2205 | 2400 | 2009 plume only |
SWIR, D62 | active, inferred | mid-ocean ridge | SWIR | -52.2530 | 15.1030 | 3990 | 2000-2001 plume and dredge only |
CIR, 8-17 S, Segment 3 | active, inferred | mid-ocean ridge | CIR | -10.6600 | 66.5000 | 3500 | 2010 plume only |
CIR, 8-17 S, Segment 4, 11.3 S | active, inferred | mid-ocean ridge | CIR | -11.3000 | 66.4000 | 3500 | 2010 plume only |
MAR, 11 N | active, inferred | mid-ocean ridge | N MAR | 11.0380 | -43.6483 | 4010 | 1984 plume only; 2009 plume only |
Pobeda-1 | active, inferred | mid-ocean ridge | N MAR | 17.1500 | -46.4200 | 3100 | 2014/2015 video profiling, TVgrab and corer |
MAR, 28 S | active, inferred | mid-ocean ridge | S MAR | -27.7936 | -13.3730 | 3217 | 2013 plume only |
MAR, 25 S | active, inferred | mid-ocean ridge | S MAR | -25.3350 | -13.6305 | 2570 | 2013 plume only |
EPR, 30.8 S, Segment E2 | active, inferred | mid-ocean ridge | S EPR | -30.7500 | -111.8770 | 2360 | 1998 plume only |
GEISEIR site 12, segment K4 | active, inferred | mid-ocean ridge | SEIR | -42.6600 | 83.0366 | 2600 | 2010 plume only |
SWIR, 63.9 E | active, inferred | mid-ocean ridge | SWIR | -27.8510 | 63.9230 | 2759 | 2009 DY115-20 Leg 7 (need reference to confirm activity) |
EPR, 15 24'S | active, inferred | mid-ocean ridge | S EPR | -15.4000 | -112.8350 | 2640 | 1993 plume only |
Gakkel Ridge, Site 7 | active, inferred | mid-ocean ridge | Gakkel Ridge | 86.9833 | 55.5000 | 3800 | 2001 plume only |
GEISEIR site 24, segment M3 | active, inferred | mid-ocean ridge | SEIR | -43.0369 | 91.0357 | 2400 | 2009 plume only |
SWIR, D82 | active, inferred | mid-ocean ridge | SWIR | -52.2080 | 15.5830 | 4100 | 2000-2001 plume only |
Tevnia | active, inferred | mid-ocean ridge | N EPR | 10.3333 | -103.5533 | 2925 | 1994 submersible Alvin did not confirm activity |
CIR, 8-17 S, Segment 4, 10.9 S | active, inferred | mid-ocean ridge | CIR | -10.9000 | 66.7000 | 3500 | 2010 plume only |
GEISEIR site 4, segment K1 | active, inferred | mid-ocean ridge | SEIR | -41.2025 | 81.0625 | 2800 | 2010 plume only |
GEISEIR site 3, segment J4 | active, inferred | mid-ocean ridge | SEIR | -41.7720 | 79.7530 | 2800 | 1996 plume only |
MAR, 27 N | active, inferred | mid-ocean ridge | N MAR | 27.0000 | -44.5000 | 2900 | 1993 plume only |
SEIR-WXC25 | active, inferred | mid-ocean ridge | SEIR | -50.2500 | 131.9000 | 3050 | 2015 plume only |
MAR, 27 S | active, inferred | mid-ocean ridge | S MAR | -27.1476 | -13.4753 | 3341 | 2013 plume only |
MAR, 30.8 S | active, inferred | mid-ocean ridge | S MAR | -30.8327 | -13.4690 | 2950 | 2013 plume only |
EPR, 31.4 S, Segment E4 | active, inferred | mid-ocean ridge | S EPR | -31.4330 | -111.9670 | 2350 | 1998 plume only |
EPR, 17 47'S | active, inferred | mid-ocean ridge | S EPR | -17.7900 | -113.3000 | 2600 | 1993 plume only |
GEISEIR site 13, segment L1 | active, inferred | mid-ocean ridge | SEIR | -41.0125 | 86.0608 | 2800 | 2010 plume only |
SWIR, Plume 3, Segment 16 | active, inferred | mid-ocean ridge | SWIR | -30.8500 | 59.3830 | 3900 | 1997 plume only |
EPR, 16 08'S | active, inferred | mid-ocean ridge | S EPR | -16.1300 | -113.0000 | 2640 | 1993 plume only |
EPR, 11 45'N, OSC | active, inferred | mid-ocean ridge | N EPR | 11.7775 | -103.8300 | 2580 | 1984 Angus camera (or 1985 Argo video) tow with temperature; 1988 submersible Alvin dive #2004 (need reference to confirm activity) |
Gakkel Ridge, Site 8 | active, inferred | mid-ocean ridge | Gakkel Ridge | 86.5333 | 69.0000 | 3500 | 2001 plume only |
EPR, 21 20'S | active, inferred | mid-ocean ridge | S EPR | -21.3670 | -114.2570 | 2900 | 1981 plume only; 1987-1988 deposits only |
GEISEIR site 25, segment M4 | active, inferred | mid-ocean ridge | SEIR | -43.3115 | 92.1335 | 2700 | 2009 plume only |
S AMAR 1 | active, inferred | mid-ocean ridge | N MAR | 36.0830 | -34.0830 | 2630 | 1992 plume only; 1994 plume only |
Duanqiao | active, inferred | mid-ocean ridge | SWIR | -37.6579 | 50.4671 | 1780 | 2008 video and TV-grab DY115-20 Leg 5; 2015 TV-grab DY125-34 |
CIR, 8-17 S, Segment 4, 11.2 S | active, inferred | mid-ocean ridge | CIR | -11.2000 | 66.5000 | 3800 | 2010 plume only |
Markov Deep | active, inferred | mid-ocean ridge | N MAR | 5.9100 | -33.1800 | 3500 | 2001-2002 and 2003 dredge only |
EPR, 2 S, off-axis | active, inferred | mid-ocean ridge | S EPR | -2.0840 | -102.8270 | 3000 | 2008 plume only |
GEISEIR site 5, segment K1 | active, inferred | mid-ocean ridge | SEIR | -41.2420 | 81.1580 | 2860 | 1996 plume only; 2007 plume only |
MAR, 30 N | active, inferred | mid-ocean ridge | N MAR | 30.0333 | -42.5000 | 3400 | 1993 plume only |
SEIR-WXC22 | active, inferred | mid-ocean ridge | SEIR | -50.2500 | 132.1000 | 2950 | 2015 plume only |
MAR, 23 S | active, inferred | mid-ocean ridge | S MAR | -23.7428 | -13.3936 | 2880 | 2013 plume only |
Puy des Folles | active, inferred | mid-ocean ridge | N MAR | 20.5083 | -45.6417 | 2000 | 1996 submersible Nautile observed only inactive vents |
MAR, 31 S | active, inferred | mid-ocean ridge | S MAR | -31.7377 | -13.3772 | 3050 | 2013 plume only |
EPR, 17 53'S | active, inferred | mid-ocean ridge | S EPR | -17.8800 | -113.3000 | 2610 | 1993 plume only |
GEISEIR site 14, segment L1 | active, inferred | mid-ocean ridge | SEIR | -41.0716 | 86.1550 | 2700 | 2010 plume only |
SWIR, Plume 5 | active, inferred | mid-ocean ridge | SWIR | -27.9170 | 64.4500 | 4000 | 1997 plume only |
EPR, 15 S | active, inferred | mid-ocean ridge | S EPR | -15.0000 | -112.7700 | 2640 | 1985/86 or 1989 TV grab (need to check references to confirm activity); 1993 plume only |
GEISEIR site 33, segment O2 | active, inferred | mid-ocean ridge | SEIR | -47.2383 | 97.1566 | 2700 | 2009 plume only |
Monowai Cone | active, inferred | arc volcano | Tonga Arc | -25.8870 | -177.1880 | 150 | 1998 R/V Sonne SO-135; 2004 plume only |
Gakkel Ridge, 7.5 E | active, inferred | mid-ocean ridge | Gakkel Ridge | 85.0167 | 7.4500 | 3600 | 2001 plume only |
GEISEIR site 26, segment M4 | active, inferred | mid-ocean ridge | SEIR | -43.6901 | 92.8451 | 2500 | 2009 plume only |
EPR, 10 08'N | active, inferred | mid-ocean ridge | N EPR | 10.1300 | -104.3300 | 2580 | 1983 towed camera and temperature measurements (no direct observations/sampling of hydrothermal fluid) |
CIR, 8-17 S, Segment 5, 12.25 S | active, inferred | mid-ocean ridge | CIR | -12.2500 | 65.7000 | 4000 | 2010 plume only |
Vema Fracture Zone | active, inferred | other | N MAR | 10.7100 | -42.6800 | 5180 | 2015 plume only |
EPR, 10 34'S | active, inferred | mid-ocean ridge | S EPR | -10.5667 | -110.2800 | 2900 | 1985/86 or 1989 TV grab (need to check references to confirm activity) |
GEISEIR site 7, segment K3 | active, inferred | mid-ocean ridge | SEIR | -41.8020 | 81.8380 | 2540 | 1996 plume only; 2010 plume only |
SEIR-WXC17 | active, inferred | mid-ocean ridge | SEIR | -50.3000 | 133.8000 | 2780 | 2015 plume only |
MAR, 19 S | active, inferred | mid-ocean ridge | S MAR | -19.3301 | -11.9421 | 2707 | 2013 plume only |
GEISEIR site 34, segment O3 | active, inferred | mid-ocean ridge | SEIR | -47.4145 | 97.4373 | 2700 | 2009 plume only |
CIR, 8-17 S, Segment 6, 14.75 S | active, inferred | mid-ocean ridge | CIR | -14.7500 | 66.5000 | 3400 | 2010 plume only |
MAR, 14 54'N | active, inferred | mid-ocean ridge | N MAR | 14.9200 | -44.9000 | 3500 | 1988 or earlier seafloor photographs did not confirm hydrothermal activity |
Mohns Ridge, 72.8 N | active, inferred | mid-ocean ridge | Mohns Ridge | 72.8060 | 4.1650 | 2300 | 2013 plume only |
EPR, 17 56'S | active, inferred | mid-ocean ridge | S EPR | -17.9400 | -113.3170 | 2620 | 1993 plume only |
GEISEIR site 15, segment L1 | active, inferred | mid-ocean ridge | SEIR | -41.2230 | 86.3892 | 2500 | 2010 plume only |
EPR, 16 24'S | active, inferred | mid-ocean ridge | S EPR | -16.4000 | -113.0500 | 2640 | 1993 plume only |
Gakkel Ridge, Site 5 | active, inferred | mid-ocean ridge | Gakkel Ridge | 86.3500 | 37.0000 | 3600 | 2001 plume only |
GEISEIR site 27, segment M5 | active, inferred | mid-ocean ridge | SEIR | -43.9805 | 93.4571 | 2700 | 2009 plume only |
SWIR, D20 | active, inferred | mid-ocean ridge | SWIR | -53.0200 | 22.1880 | 4170 | 2000-2001 plume and dredge only |
CIR, 8-17 S, Segment 5, 12.6 S | active, inferred | mid-ocean ridge | CIR | -12.6000 | 66.1000 | 3800 | 2010 plume only |
GEISEIR site 10, segment K4 | active, inferred | mid-ocean ridge | SEIR | -42.4770 | 82.7100 | 2500 | 1996 plume only; 2010 plume only |
SEIR-WXC27 | active, inferred | mid-ocean ridge | SEIR | -50.4000 | 134.3000 | 2760 | 2015 plume only |
EPR, 16 35'S | active, inferred | mid-ocean ridge | S EPR | -16.5830 | -113.0600 | 2650 | 1993 plume only; 1998 submersible Alvin did not confirm activity |
GEISEIR site 35, segment O3 | active, inferred | mid-ocean ridge | SEIR | -47.6179 | 97.8678 | 2600 | 2009 plume only |
AAR KR1, Mujin | active, inferred | mid-ocean ridge | SEIR | -62.1000 | 158.8000 | 2100 | 2011 plume and biological samples |
GEISEIR site 16, segment L3 | active, inferred | mid-ocean ridge | SEIR | -41.5883 | 87.2615 | 2500 | 2010 plume only |
SWIR, 51.7 E | active, inferred | mid-ocean ridge | SWIR | -37.4660 | 51.7320 | 1595 | 2008 plume and dredge only |
Gakkel Ridge, 85 E | active, inferred | mid-ocean ridge | Gakkel Ridge | 85.6500 | 84.8333 | 3900 | 2001 plume only; 2007 towed video did not confirm activity |
EPR, 21 40'S | active, inferred | mid-ocean ridge | S EPR | -21.6340 | -114.3010 | 2730 | 1987-1988 deposits only |
GEISEIR site 28, segment M6 | active, inferred | mid-ocean ridge | SEIR | -44.7237 | 94.6039 | 2700 | 2009 plume only |
N Oceanographer | active, inferred | mid-ocean ridge | N MAR | 35.2830 | -34.8670 | 2600 | 1992 plume only |
SWIR, D36 | active, inferred | mid-ocean ridge | SWIR | -52.7490 | 11.7110 | 3981 | 2000-2001 plume and dredge only |
CIR, 8-17 S, Segment 6, 14.3 S | active, inferred | mid-ocean ridge | CIR | -14.3000 | 66.1000 | 3500 | 2010 plume only |
MAR, 23 35'N | inactive | mid-ocean ridge | N MAR | 23.5833 | -45.0000 | 3500 | 1980 submersible Alvin did not observe hydrothermal activity |
Jade Emperor Mountain | inactive | mid-ocean ridge | SWIR | -37.9400 | 49.2600 | 1500 | 2010 video sled, plume survey, and geological sampling all suggest inactive |
MAR, 24 20'N | inactive | mid-ocean ridge | N MAR | 24.3500 | -46.2000 | 3200 | NotProvided |
Hess Deep | inactive | mid-ocean ridge | Galapagos Rift | 2.2500 | -101.5000 | 5100 | NotProvided |
EPR, 13 N, SE Seamount | inactive | mid-ocean ridge | N EPR | 12.7000 | -103.8600 | 2500 | 1981 towed camera, dredging, and plume did not confirm activity; 1982 and 1984 submersible Cyana did not confirm activity |
Owen transform fault | inactive | mid-ocean ridge | Carlsberg Ridge | 9.8333 | 57.9500 | 4500 | NotProvided |
EPR, 14 N seamount | inactive | mid-ocean ridge | N EPR | 14.1500 | -104.3667 | 2600 | NotProvided |
MAR, 24 30'N | inactive | mid-ocean ridge | N MAR | 24.5000 | -46.1533 | 3900 | 1987 deposits only |
Carlsberg Ridge, 1.67 S | inactive | mid-ocean ridge | Carlsberg Ridge | -1.6768 | 67.7700 | 4500 | NotProvided |
Brown Bear Seamount | inactive | mid-ocean ridge | JdF Ridge | 46.0333 | -130.5500 | 1500 | NotProvided |
Galapagos Rift, 85 50'W | inactive | mid-ocean ridge | Galapagos Rift | 0.7500 | -85.8333 | 2600 | 1988 or earlier submersible observations |
MESO Zone | inactive | mid-ocean ridge | CIR | -23.3927 | 69.2422 | 2850 | 1993 TV grab and water column measurements |
Ashadze-3 | inactive | mid-ocean ridge | N MAR | 12.9860 | -44.8610 | 4200 | 2005 plume and dredge only |
DSDP Hole 504B | inactive | mid-ocean ridge | Galapagos Rift | 1.2267 | -83.7300 | 3500 | NotProvided |
Krasnov | inactive | mid-ocean ridge | N MAR | 16.6400 | -46.4750 | 3900 | 2002 or earlier plume only; 2004 TV grab indicated inactive; 2007 ROV Victor indicated inactive |
EPR 87D1 Seamount | inactive | mid-ocean ridge | N EPR | 11.5333 | -103.8600 | 2090 | NotProvided |
Logatchev-5 | inactive | mid-ocean ridge | N MAR | 14.7500 | -44.9700 | 3100 | 2007 ROV VICTOR 6000 did not find hydrothermal activity |
Zenith-Victory | inactive | mid-ocean ridge | N MAR | 20.1292 | -45.6225 | 2390 | 2008 (need citation to confirm that the field was discovered by TV-profiling and dredging) |
Mount Jourdanne | inactive | mid-ocean ridge | SWIR | -27.8500 | 63.9333 | 2940 | 1998 submersible Shinkai 6500 |
Philippine Ridge, West Philippine Basin | inactive | back-arc spreading center | West Philippine Basin | 12.0000 | 131.4170 | 5800 | NotProvided |
SEIR | inactive | mid-ocean ridge | SEIR | -28.0614 | 74.1733 | 5000 | NotProvided |
MAR, 25 50'N | inactive | mid-ocean ridge | N MAR | 25.8083 | -44.9833 | 3000 | NotProvided |
MAR, 15 50'N | inactive | mid-ocean ridge | N MAR | 15.8667 | -46.6667 | 3000 | NotProvided |
Petersburgskoe | inactive | mid-ocean ridge | N MAR | 19.8666 | -45.8666 | 3100 | 2010 dredging only |
Parece Vela Ridge, Philippine Sea | inactive | back-arc spreading center | Parece Vela Basin | 16.0000 | 139.1667 | 5000 | NotProvided |
MAR, 12 48'N | inactive | mid-ocean ridge | N MAR | 12.8000 | -44.7883 | 2400 | NotProvided |
MAR, 16 46'N | inactive | mid-ocean ridge | N MAR | 16.7950 | -46.3800 | 3300 | NotProvided |
Ashadze-4 | inactive | mid-ocean ridge | N MAR | 12.9700 | -44.8500 | 4530 | 2007 ROV VICTOR 6000 did not find hydrothermal activity |
Logatchev-4 | inactive | mid-ocean ridge | N MAR | 14.7063 | -44.9083 | 2000 | 2004 TV sled observed inactive field [ROV QUEST was also on this cruise, but Kuhn et al. (2004) do not report its use at Logatchev-4] |
Romanche Fracture Zone | inactive | mid-ocean ridge | S MAR | -0.9767 | -24.5133 | 3100 | NotProvided |
Hawaiian Ridge | inactive | intra-plate volcano | Central Pacific | 15.0000 | -157.5000 | 5000 | 1987 or earlier |
MAR, 22 30'N | inactive | mid-ocean ridge | N MAR | 22.5000 | -45.0050 | 2800 | NotProvided |