Gakkel Ridge, Site 2 |
active, inferred |
mid-ocean ridge |
Gakkel Ridge |
83.8500 |
-2.0000 |
3900 |
2001 plume only |
GEISEIR site 3, segment J4 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.7720 |
79.7530 |
2800 |
1996 plume only |
CIR, 8-17 S, Segment 4, 11.2 S |
active, inferred |
mid-ocean ridge |
CIR |
-11.2000 |
66.5000 |
3800 |
2010 plume only |
SWIR, Plume 2, Segment 16 |
active, inferred |
mid-ocean ridge |
SWIR |
-31.0670 |
58.9670 |
4200 |
1997 plume only |
Axial Seamount, ASHES |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
45.9333 |
-130.0140 |
1540 |
1984 submersible Alvin |
EPR, 8 53'N |
active, inferred |
mid-ocean ridge |
N EPR |
8.9000 |
-104.2000 |
2580 |
1991 plume only |
Galapagos Rift, 93.7 W |
active, inferred |
mid-ocean ridge |
Galapagos Rift |
2.4970 |
-93.7700 |
2220 |
2005 plume only |
Animal Farm |
active, confirmed |
mid-ocean ridge |
S EPR |
-18.6080 |
-113.4000 |
2675 |
1993 submersible Nautile |
MAR, 25 50'N |
inactive |
mid-ocean ridge |
N MAR |
25.8083 |
-44.9833 |
3000 |
NotProvided |
Guaymas Basin, Northern Trough_2 |
active, confirmed |
mid-ocean ridge |
Gulf of California |
27.4110 |
-111.3879 |
1800 |
2015 ROV Hybis |
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) |
South Kurchatov |
active, inferred |
mid-ocean ridge |
N MAR |
40.4670 |
-29.5500 |
2900 |
1992 plume only; 1995 plume only |
GEISEIR site 15, segment L1 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.2230 |
86.3892 |
2500 |
2010 plume only |
Knipovich Ridge, 77 40'N |
active, inferred |
mid-ocean ridge |
Knipovich Ridge |
77.6300 |
7.5800 |
3000 |
2000 plume only |
MAR, 33 S |
active, inferred |
mid-ocean ridge |
S MAR |
-32.9676 |
-14.4517 |
2600 |
2013 plume only |
Lucky B |
active, inferred |
mid-ocean ridge |
Lena Trough |
81.3610 |
-3.4400 |
4000 |
1999 dredging only |
SWIR, unnamed, Segment 26 |
active, inferred |
mid-ocean ridge |
SWIR |
-37.6080 |
50.8527 |
2800 |
2008 dredge only DY115-20 Leg 6 |
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, Ridge 3, 20 40'S |
active, confirmed |
mid-ocean ridge |
S EPR |
-20.3333 |
-113.6792 |
3050 |
1983 Deep Tow camera |
GEISEIR site 21, segment L3 |
active, inferred |
mid-ocean ridge |
SEIR |
-42.0050 |
87.8808 |
2400 |
2010 plume only |
Gorda Ridge, GR-15 |
active, inferred |
mid-ocean ridge |
Gorda Ridge |
42.9500 |
-126.5500 |
3365 |
1985 plume only |
Red Sea Rift, 18 N |
active, inferred |
mid-ocean ridge |
Red Sea |
17.9667 |
40.0667 |
1500 |
1980 submersible Pisces XI (deposits only) |
EPR, 17 12'S |
active, confirmed |
mid-ocean ridge |
S EPR |
-17.2000 |
-113.1500 |
2590 |
1993 submersible Nautile |
Suakin Deep |
active, inferred |
mid-ocean ridge |
Red Sea |
19.6333 |
38.7333 |
2850 |
1972 deposits only |
E Eye of Mordor |
inactive |
mid-ocean ridge |
Galapagos Rift |
1.9058 |
-91.2310 |
1600 |
2005 towed video Medea found inactive chimneys |
Chile Triple Junction |
active, inferred |
mid-ocean ridge |
Chile Rise |
-46.3000 |
-75.8000 |
3000 |
2010 plume only |
EPR, 28.3 S, Segment W3 |
active, inferred |
mid-ocean ridge |
S EPR |
-28.3000 |
-112.9830 |
2220 |
1998 plume only |
MAR, segment south of St. Paul system |
active, inferred |
mid-ocean ridge |
N MAR |
0.5000 |
-25.0000 |
3500 |
2013 plume only |
Zouyu ridge |
active, confirmed |
mid-ocean ridge |
S MAR |
-13.2800 |
-14.4100 |
2315 |
2009 towed video |
MAR, 11 26'N |
active, inferred |
mid-ocean ridge |
N MAR |
11.4482 |
-43.7035 |
3835 |
2009 plume only |