El Hierro, Tagoro |
active, confirmed |
intra-plate volcano |
|
27.6200 |
-17.9900 |
350 |
2016 submersible JAGO, 2017 ROV Liropus 2000, 2011 water column sampling |
Espalamaca |
active, confirmed |
intra-plate volcano |
|
38.5500 |
-28.6000 |
50 |
2010 or earlier likely SCUBA |
Loihi Seamount |
active, confirmed |
intra-plate volcano |
Central Pacific |
18.9500 |
-155.2500 |
4800 |
1985 bottom photography R/V Hakuho Maru; 1987 submersible Alvin |
Hawaiian Ridge |
inactive |
intra-plate volcano |
Central Pacific |
15.0000 |
-157.5000 |
5000 |
1987 or earlier |
Teahitia seamount |
active, confirmed |
intra-plate volcano |
Central Pacific |
-17.5670 |
-148.8167 |
1460 |
1983 submersible Cyana |
Bounty Seamount |
active, confirmed |
intra-plate volcano |
Central Pacific |
-25.1667 |
-129.4000 |
420 |
1999 submersible Nautile; 1989 plume only |
MAR, 11 N |
active, inferred |
mid-ocean ridge |
N MAR |
11.0380 |
-43.6483 |
4010 |
1984 plume only; 2009 plume only |
Flow |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
46.5250 |
-129.5783 |
2390 |
1993 ROV ROPOS |
Von Damm |
active, confirmed |
mid-ocean ridge |
Mid-Cayman Rise |
18.3777 |
-81.7972 |
2372 |
2010 AUV Autosub6000 and HyBIS TVG; 2009 plume only |
EPR, 14 18'S |
active, inferred |
mid-ocean ridge |
S EPR |
-14.3000 |
-112.6670 |
2630 |
1993 plume only |
Saguaro Field |
active, confirmed |
mid-ocean ridge |
S EPR |
-31.8500 |
-112.0333 |
2330 |
1999 submersible Alvin; 1998 plume only |
EPR, 17 56'S |
active, inferred |
mid-ocean ridge |
S EPR |
-17.9400 |
-113.3170 |
2620 |
1993 plume only |
Alarcon Rise/Tamayo intersection |
active, inferred |
mid-ocean ridge |
Gulf of California |
23.2336 |
-108.6168 |
2358 |
2015 ROV Doc Ricketts did not confirm activity |
SEIR-WXC22 |
active, inferred |
mid-ocean ridge |
SEIR |
-50.2500 |
132.1000 |
2950 |
2015 plume only |
EPR, 26 10'S |
active, confirmed |
mid-ocean ridge |
S EPR |
-26.2050 |
-112.6133 |
2600 |
1987 or earlier [need to check Marchig & Gundlach (1987)]; 2005 submersible Alvin did not observe active vents |
Galapagos Rift, 94.7 W |
active, inferred |
mid-ocean ridge |
Galapagos Rift |
2.6000 |
-94.7750 |
2690 |
2005 plume only |
Gakkel Ridge, Site 5 |
active, inferred |
mid-ocean ridge |
Gakkel Ridge |
86.3500 |
37.0000 |
3600 |
2001 plume only |
Kebrit Deep |
active, inferred |
mid-ocean ridge |
Red Sea |
24.7233 |
36.2767 |
1590 |
1972 deposits only |
SWIR, D54 |
active, inferred |
mid-ocean ridge |
SWIR |
-52.4370 |
13.3120 |
4029 |
2000-2001 plume and dredge only |
Troll Wall |
active, confirmed |
mid-ocean ridge |
Mohns Ridge |
71.2833 |
-5.7667 |
550 |
2005 ROV BIODEEP-05 cruise |
GEISEIR site 27, segment M5 |
active, inferred |
mid-ocean ridge |
SEIR |
-43.9805 |
93.4571 |
2700 |
2009 plume only |
EPR, 21 25'S |
active, confirmed |
mid-ocean ridge |
S EPR |
-21.4333 |
-114.2917 |
2850 |
1984 submersible Cyana; 1983 deposits only |
GEISEIR site 16, segment L3 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.5883 |
87.2615 |
2500 |
2010 plume only |
Axial Seamount, ASHES |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
45.9333 |
-130.0140 |
1540 |
1984 submersible Alvin |
EPR, 30.1 S, Segment E1 |
active, inferred |
mid-ocean ridge |
S EPR |
-30.1330 |
-111.7640 |
2480 |
1998 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 |
TaiJi |
active, inferred |
mid-ocean ridge |
S MAR |
-13.5900 |
-14.5200 |
3180 |
2011 plume only |
Grimsey Field |
active, confirmed |
mid-ocean ridge |
Kolbeinsey Ridge |
66.6067 |
-17.6542 |
400 |
1997 submersible Jago |
EPR, Manzanillo Spreading Segment |
active, inferred |
mid-ocean ridge |
N EPR |
18.2500 |
-106.3000 |
2600 |
1997 plume only |
MAR, 33 S |
active, inferred |
mid-ocean ridge |
S MAR |
-32.9676 |
-14.4517 |
2600 |
2013 plume only |