Lucky Strike segment, southern end |
active, inferred |
mid-ocean ridge |
N MAR |
37.0500 |
-32.4200 |
2600 |
1994 plume only |
GEISEIR site 32, segment O2 |
active, inferred |
mid-ocean ridge |
SEIR |
-47.1196 |
96.8947 |
2600 |
2009 plume only |
GEISEIR site 11, segment K4 |
active, inferred |
mid-ocean ridge |
SEIR |
-42.5375 |
82.8266 |
2600 |
2010 plume only |
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 |
AMAR |
active, inferred |
mid-ocean ridge |
N MAR |
36.3833 |
-33.6500 |
2600 |
1992 plume only; 1994 plume only |
MAR, 33 S |
active, inferred |
mid-ocean ridge |
S MAR |
-32.9676 |
-14.4517 |
2600 |
2013 plume only |
GEISEIR site 12, segment K4 |
active, inferred |
mid-ocean ridge |
SEIR |
-42.6600 |
83.0366 |
2600 |
2010 plume only |
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 |
EPR, Manzanillo Spreading Segment |
active, inferred |
mid-ocean ridge |
N EPR |
18.2500 |
-106.3000 |
2600 |
1997 plume only |
N-ELSC, plume 26 |
active, inferred |
back-arc spreading center |
Lau Basin |
-19.8200 |
-176.0420 |
2600 |
2004 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 |
MAR, 7 57'S |
active, inferred |
mid-ocean ridge |
S MAR |
-7.9500 |
-13.4420 |
2600 |
2001 plume only |
Baby Bare Seamount |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
47.7100 |
-127.7870 |
2600 |
1995 submersible Alvin |
Galapagos Rift, 85 50'W |
inactive |
mid-ocean ridge |
Galapagos Rift |
0.7500 |
-85.8333 |
2600 |
1988 or earlier submersible observations |
EPR, 17 42'S |
active, inferred |
mid-ocean ridge |
S EPR |
-17.7000 |
-113.2500 |
2600 |
1993 plume only |
Aegir |
active, confirmed |
mid-ocean ridge |
Mohns Ridge |
72.3440 |
1.5550 |
2600 |
2015 ROV Ægir 6000; 2013 plume only; 2015 AUV |
GEISEIR site 35, segment O3 |
active, inferred |
mid-ocean ridge |
SEIR |
-47.6179 |
97.8678 |
2600 |
2009 plume only |
Mata Ono |
active, inferred |
arc volcano |
Lau Basin |
-14.9333 |
-173.7916 |
2600 |
2010 plume only |
EPR, 17 47'S |
active, inferred |
mid-ocean ridge |
S EPR |
-17.7900 |
-113.3000 |
2600 |
1993 plume only |
GEISEIR site 6, segment K2 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.6600 |
81.6617 |
2600 |
2007 plume only; 2010 plume only |
EPR, 7 S |
active, inferred |
mid-ocean ridge |
S EPR |
-7.0000 |
-107.5500 |
2600 |
1985/86 or 1989 TV grab |
N Oceanographer |
active, inferred |
mid-ocean ridge |
N MAR |
35.2830 |
-34.8670 |
2600 |
1992 plume only |
EPR, 14 N seamount |
inactive |
mid-ocean ridge |
N EPR |
14.1500 |
-104.3667 |
2600 |
NotProvided |
Mata Fa |
active, inferred |
arc volcano |
Lau Basin |
-14.9833 |
-173.8000 |
2600 |
2010 plume only |
EPR, 21 N |
active, confirmed |
mid-ocean ridge |
N EPR |
20.8333 |
-109.0833 |
2600 |
1979 submersible Alvin; 1978 submersible Cyana discovered mineral deposits only |
Galapagos Rift, 95 W |
inactive |
mid-ocean ridge |
Galapagos Rift |
2.5000 |
-95.1667 |
2600 |
NotProvided |
EPR, 17 53'S |
active, inferred |
mid-ocean ridge |
S EPR |
-17.8800 |
-113.3000 |
2610 |
1993 plume only |
Kilo Moana |
active, confirmed |
back-arc spreading center |
Lau Basin |
-20.0532 |
-176.1336 |
2620 |
2004 AUV ABE; 2004 plume only on previous cruise |
SEIR-WXC02 |
active, inferred |
mid-ocean ridge |
SEIR |
-50.2500 |
137.0000 |
2620 |
2015 plume only |
EPR, 17 56'S |
active, inferred |
mid-ocean ridge |
S EPR |
-17.9400 |
-113.3170 |
2620 |
1993 plume only |