MAR, 33 S |
active, inferred |
mid-ocean ridge |
S MAR |
-32.9676 |
-14.4517 |
2600 |
2013 plume only |
Rakahore volcanic center |
active, inferred |
arc volcano |
Kermadec Arc |
-26.8100 |
-177.4000 |
1200 |
2004 plume and dredging NZAPLUME III expedition |
CLSC, northern plumes on CL6 |
active, inferred |
back-arc spreading center |
Lau Basin |
-18.1333 |
-176.2833 |
2250 |
2009 plume only |
Kibblewhite |
active, inferred |
arc volcano |
Kermadec Arc |
-34.5750 |
179.2550 |
1106 |
2002 plume only |
Knipovich Ridge, 75 N |
active, inferred |
mid-ocean ridge |
Knipovich Ridge |
74.8000 |
8.4417 |
3185 |
2000 plume only |
CLSC, southern plumes on CL6 |
active, inferred |
back-arc spreading center |
Lau Basin |
-18.5000 |
-176.3833 |
2250 |
2009 plume only |
EPR, 10 08'N |
active, inferred |
mid-ocean ridge |
N EPR |
10.1300 |
-104.3300 |
2580 |
1983 towed camera and temperature measurements (no direct observations/sampling of hydrothermal fluid) |
SEIR-WXC17 |
active, inferred |
mid-ocean ridge |
SEIR |
-50.3000 |
133.8000 |
2780 |
2015 plume only |
EPR, 20 S |
active, inferred |
mid-ocean ridge |
S EPR |
-20.0333 |
-113.6843 |
3000 |
1999 submersible Alvin did not confirm activity |
Mariana Trough, 14.5 N |
active, inferred |
back-arc spreading center |
Mariana Trough |
14.4870 |
144.0940 |
4120 |
2015 plume only |
Carlsberg Ridge, 63 40'E |
active, inferred |
mid-ocean ridge |
Carlsberg Ridge |
3.7000 |
63.6666 |
3500 |
2007 plume only |
EPR, 28.3 S, Segment W3 |
active, inferred |
mid-ocean ridge |
S EPR |
-28.3000 |
-112.9830 |
2220 |
1998 plume only |
MAR, 7 57'S |
active, inferred |
mid-ocean ridge |
S MAR |
-7.9500 |
-13.4420 |
2600 |
2001 plume only |
C-ELSC, plume 13 |
active, inferred |
back-arc spreading center |
Lau Basin |
-21.4150 |
-176.3720 |
2100 |
2004 plume only |
Douglas Strait caldera, Thule Island, South Sandwich Islands |
active, inferred |
arc volcano |
South Sandwich Arc |
-59.4167 |
-27.3333 |
625 |
2009 plume only; 2008 or earlier high resolution bathymetry only |
VFR, ELSC7 |
active, inferred |
back-arc spreading center |
Lau Basin |
-22.8833 |
-176.7500 |
2050 |
2009 plume and dredge only |
SWIR, 63.9 E |
active, inferred |
mid-ocean ridge |
SWIR |
-27.8510 |
63.9230 |
2759 |
2009 DY115-20 Leg 7 (need reference to confirm activity) |
C-ELSC, unnamed |
active, inferred |
back-arc spreading center |
Lau Basin |
-21.1070 |
-176.2920 |
2300 |
2004 (assume submersible Shinkai 6500); 2004 plume only on previous cruise |
GEISEIR site 37, segment O4 |
active, inferred |
mid-ocean ridge |
SEIR |
-47.7483 |
98.1756 |
2800 |
2009 plume only |
N-ELSC, plume 27 |
active, inferred |
back-arc spreading center |
Lau Basin |
-19.7500 |
-176.0190 |
2570 |
2004 plume only; 2009 plume only |
Central Andaman Trough, seamount crater, dredge 6 |
active, inferred |
back-arc spreading center |
Andaman Basin |
10.0000 |
94.0000 |
1640 |
1994 deposits 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 |
MTJ, T08C03 and T08C04 |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.6100 |
-174.8200 |
2300 |
2008 plume only |
Gakkel Ridge, Site 6 |
active, inferred |
mid-ocean ridge |
Gakkel Ridge |
86.5333 |
43.0000 |
3000 |
2001 plume only |
GEISEIR site 2, segment J4 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.2520 |
79.1030 |
2800 |
1996 plume and dredge only |
W Los Huellos Caldera |
active, inferred |
mid-ocean ridge |
Galapagos Rift |
1.0000 |
-90.6000 |
1600 |
2005 plume only |
SWIR, Plume 3, Segment 16 |
active, inferred |
mid-ocean ridge |
SWIR |
-30.8500 |
59.3830 |
3900 |
1997 plume only |
Magic Mountain, 3-km south |
active, inferred |
mid-ocean ridge |
Explorer Ridge |
49.7250 |
-130.2667 |
1850 |
2002 AUV ABE plume only |
Zealandia |
active, inferred |
arc volcano |
Mariana Arc |
16.8800 |
145.8500 |
144 |
2003 plume only; 2009 or earlier ROV did not confirm activity |
Mata Fa |
active, inferred |
arc volcano |
Lau Basin |
-14.9833 |
-173.8000 |
2600 |
2010 plume only |