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N MAR

Below is the subset of Vent Fields that contain the Activity, Tectonic Setting, Region, Ocean, or National Jurisdiction listed above.
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Vent Field Name IDsort icon Activity Tectonic Setting Region Latitude Longitude Maximum or Single Reported Depth Year and How Discovered
AMAR active, inferred mid-ocean ridge N MAR 36.3833 -33.6500 2600 1992 plume only; 1994 plume only
Ashadze active, confirmed mid-ocean ridge N MAR 12.9733 -44.8633 4200 2003 TV profiling; 2007 ROV Victor 6000
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
Ashadze 3 active, inferred mid-ocean ridge N MAR 12.9860 -44.8610 4200 2005 plume and dredge only
Ashadze 4 inactive mid-ocean ridge N MAR 12.9700 -44.8500 4530 2007 ROV VICTOR 6000 did not find hydrothermal activity
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
Bubbylon active, confirmed mid-ocean ridge N MAR 37.8000 -31.5333 1000 2010 ROV MARUM-QUEST, same cruise as plume discovered by multibeam echosounder
Evan active, confirmed mid-ocean ridge N MAR 37.2667 -32.2833 1775 2006 submersible Nautile
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
Logatchev 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
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
Logatchev 3 active, inferred mid-ocean ridge N MAR 14.7083 -44.9667 3100 1993-1999 (between these dates)
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]
Logatchev 5 inactive mid-ocean ridge N MAR 14.7500 -44.9700 3100 2007 ROV VICTOR 6000 did not find hydrothermal activity
Lost City active, confirmed mid-ocean ridge N MAR 30.1250 -42.1183 800 2000 towed video ARGO-II and submersible Alvin
Lucky Strike active, confirmed mid-ocean ridge N MAR 37.2933 -32.2733 1740 1993 submersible Alvin; 1992 dredge and plume only
Lucky Strike segment, southern end active, inferred mid-ocean ridge N MAR 37.0500 -32.4200 2600 1994 plume only
MAR, 11 26'N active, inferred mid-ocean ridge N MAR 11.4482 -43.7035 3835 2009 plume only
MAR, 11 N active, inferred mid-ocean ridge N MAR 11.0380 -43.6483 4010 1984 plume only; 2009 plume only
MAR, 12 48'N inactive mid-ocean ridge N MAR 12.8000 -44.7883 2400 NotProvided
MAR, 13 19'N OCC active, inferred mid-ocean ridge N MAR 13.3333 -44.9000 3000 2007 dredge 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
MAR, 15 50'N inactive mid-ocean ridge N MAR 15.8667 -46.6667 3000 NotProvided
MAR, 16 46'N inactive mid-ocean ridge N MAR 16.7950 -46.3800 3300 NotProvided
MAR, 22 30'N inactive mid-ocean ridge N MAR 22.5000 -45.0050 2800 NotProvided
MAR, 23 35'N inactive mid-ocean ridge N MAR 23.5833 -45.0000 3500 1980 submersible Alvin did not observe hydrothermal activity
MAR, 24 20'N inactive mid-ocean ridge N MAR 24.3500 -46.2000 3200 NotProvided
MAR, 24 30'N inactive mid-ocean ridge N MAR 24.5000 -46.1533 3900 1987 deposits only
MAR, 25 50'N inactive mid-ocean ridge N MAR 25.8083 -44.9833 3000 NotProvided
MAR, 27 N active, inferred mid-ocean ridge N MAR 27.0000 -44.5000 2900 1993 plume only
MAR, 30 N active, inferred mid-ocean ridge N MAR 30.0333 -42.5000 3400 1993 plume only
MAR, 43 N active, inferred mid-ocean ridge N MAR 43.0000 -29.0000 3400 1986 or earlier 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
Markov Deep active, inferred mid-ocean ridge N MAR 5.9100 -33.1800 3500 2001-2002 and 2003 dredge only
Menez Gwen active, confirmed mid-ocean ridge N MAR 37.8417 -31.5250 865 1994 submersible Nautile
Menez Hom active, confirmed mid-ocean ridge N MAR 37.1500 -32.4333 1802 2002 ROV Victor 6000
Moytirra active, confirmed mid-ocean ridge N MAR 45.4833 -27.8500 3000 2011 ROV Holland 1; 2008 plume only MAPRs, ROV Isis buoyant plume, but no visual confirmation
N Oceanographer active, inferred mid-ocean ridge N MAR 35.2830 -34.8670 2600 1992 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
North FAMOUS active, inferred mid-ocean ridge N MAR 36.9670 -32.9670 2500 1994 plume only
Puy des Folles active, inferred mid-ocean ridge N MAR 20.5083 -45.6417 2000 1996 submersible Nautile observed only inactive vents
Rainbow active, confirmed mid-ocean ridge N MAR 36.2300 -33.9020 2320 1997 submersible Nautile
S AMAR 1 active, inferred mid-ocean ridge N MAR 36.0830 -34.0830 2630 1992 plume only; 1994 plume only
S AMAR 2 active, inferred mid-ocean ridge N MAR 35.9670 -34.1830 2240 1992 plume only; 1994 plume only
S Oceanographer active, inferred mid-ocean ridge N MAR 34.8670 -36.4330 3460 1992 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
S-OH2 active, inferred mid-ocean ridge N MAR 34.0670 -37.4830 3250 2000 or earlier plume only
Saldanha active, confirmed mid-ocean ridge N MAR 36.5667 -33.4333 2300 1998 submersible Nautile
Semyenov active, confirmed mid-ocean ridge N MAR 13.5137 -44.9630 2440 2009 TV grab and photo-TV profiling; 2007 deposits only
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
South Kurchatov active, inferred mid-ocean ridge N MAR 40.4670 -29.5500 2900 1992 plume only; 1995 plume only
St. Petersburg active, inferred mid-ocean ridge N MAR 19.8666 -45.8666 3400 2010 dredging only
TAG active, confirmed mid-ocean ridge N MAR 26.1367 -44.8267 3670 1985 towed camera and temperature anomaly; 1986 submersible Alvin
Vema Fracture Zone inactive mid-ocean ridge N MAR 10.8500 -41.8000 3600 NotProvided
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)
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