EPR, 9 17'N |
active, confirmed |
mid-ocean ridge |
N EPR |
9.2800 |
-104.2166 |
2585 |
1989 Argo I towed video |
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 |
GEISEIR site 24, segment M3 |
active, inferred |
mid-ocean ridge |
SEIR |
-43.0369 |
91.0357 |
2400 |
2009 plume only |
Middle Valley, Bent Hill Massive Sulfide |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
48.4341 |
-128.6812 |
2440 |
1990 HOV Alvin, 1985 deposits only |
GEISEIR site 13, segment L1 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.0125 |
86.0608 |
2800 |
2010 plume only |
Explorer Deep |
inactive |
mid-ocean ridge |
Explorer Ridge |
50.1000 |
-129.7500 |
3200 |
1969, deposits only |
SEIR |
inactive |
mid-ocean ridge |
SEIR |
-28.0614 |
74.1733 |
5000 |
NotProvided |
MAR, 8 10'S |
active, inferred |
mid-ocean ridge |
S MAR |
-8.1670 |
-13.4670 |
2000 |
2001 plume only |
Knipovich Ridge, 77 40'N |
active, inferred |
mid-ocean ridge |
Knipovich Ridge |
77.6300 |
7.5800 |
3000 |
2000 plume only |
Axial Seamount, CASM |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
45.9892 |
-130.0272 |
1580 |
1983 submersible Pisces IV |
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) |
Galapagos Rift, 94.7 W |
active, inferred |
mid-ocean ridge |
Galapagos Rift |
2.6000 |
-94.7750 |
2690 |
2005 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] |
Rapa Nui |
active, confirmed |
mid-ocean ridge |
S EPR |
-21.5620 |
-114.3000 |
2845 |
1999 submersible Alvin; 1987-1988 deposits only |
Jade Emperor Mountain |
inactive |
mid-ocean ridge |
SWIR |
-37.9400 |
49.2600 |
1500 |
2010 video sled, plume survey, and geological sampling all suggest inactive |
GEISEIR site 35, segment O3 |
active, inferred |
mid-ocean ridge |
SEIR |
-47.6179 |
97.8678 |
2600 |
2009 plume only |
Mothra Field |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
47.9233 |
-129.1082 |
2270 |
1996 ROV ROPOS; 1986 plume only |
Lost City |
active, confirmed |
mid-ocean ridge |
N MAR |
30.1250 |
-42.1183 |
800 |
2000 towed video ARGO-II and submersible Alvin |
EPR, 1 S |
active, inferred |
mid-ocean ridge |
S EPR |
-0.8000 |
-102.4600 |
2800 |
2005 plume only |
Medusa |
active, confirmed |
mid-ocean ridge |
N EPR |
9.1404 |
-104.2065 |
2580 |
2007 ROV Jason II; 1991 plume only |
Kebrit Deep |
active, inferred |
mid-ocean ridge |
Red Sea |
24.7233 |
36.2767 |
1590 |
1972 deposits only |
MAR, 19 S |
active, inferred |
mid-ocean ridge |
S MAR |
-19.3301 |
-11.9421 |
2707 |
2013 plume only |
SWIR, D54 |
active, inferred |
mid-ocean ridge |
SWIR |
-52.4370 |
13.3120 |
4029 |
2000-2001 plume and dredge only |
AMAR |
active, inferred |
mid-ocean ridge |
N MAR |
36.3833 |
-33.6500 |
2600 |
1992 plume only; 1994 plume only |
Grimsey Field |
active, confirmed |
mid-ocean ridge |
Kolbeinsey Ridge |
66.6067 |
-17.6542 |
400 |
1997 submersible Jago |
Navidad |
active, confirmed |
mid-ocean ridge |
Galapagos Rift |
2.5300 |
-94.0750 |
2380 |
2005 towed video Medea |
Chile Triple Junction, 10 km north |
active, inferred |
mid-ocean ridge |
Chile Rise |
-46.2000 |
-75.8333 |
3000 |
2010 plume only |
EPR, 28.4 S, Segment W4 |
active, inferred |
mid-ocean ridge |
S EPR |
-28.4170 |
-112.9640 |
2350 |
1998 plume only |
Squid Forest |
inactive |
mid-ocean ridge |
Kolbeinsey Ridge |
68.0000 |
-17.5000 |
900 |
1999 ROV Aglantha |
SEIR-WXC07 |
active, inferred |
mid-ocean ridge |
SEIR |
-50.2500 |
138.3000 |
2420 |
2015 plume only |