Aden New Century Mountains |
active, inferred |
mid-ocean ridge |
Aden Ridge |
12.0833 |
45.6667 |
800 |
2000-2001 plume only |
FRSC, Central |
active, inferred |
back-arc spreading center |
Lau Basin |
-16.4917 |
-174.5417 |
2419 |
2004 plume only |
NWLSC, Central Caldera |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.8000 |
-177.2666 |
2200 |
2008 plume and dredge only |
N-ELSC, plume 29 |
active, inferred |
back-arc spreading center |
Lau Basin |
-19.6000 |
-175.9750 |
2700 |
2004 plume only |
SEIR-WXC27 |
active, inferred |
mid-ocean ridge |
SEIR |
-50.4000 |
134.3000 |
2760 |
2015 plume only |
South Kurchatov |
active, inferred |
mid-ocean ridge |
N MAR |
40.4670 |
-29.5500 |
2900 |
1992 plume only; 1995 plume only |
Gamble volcanic center |
active, inferred |
arc volcano |
Kermadec Arc |
-27.2000 |
-177.4100 |
250 |
2004 plume and dredging NZAPLUME III expedition |
Logatchev-3 |
active, inferred |
mid-ocean ridge |
N MAR |
14.7083 |
-44.9667 |
3100 |
1993-1999 (between these dates) |
CIR, 19 29'S |
active, inferred |
mid-ocean ridge |
CIR |
-19.4830 |
65.7330 |
2700 |
1988 plume only; 2000 submersible Nautile did not confirm activity |
S-OH1 |
active, inferred |
mid-ocean ridge |
N MAR |
34.5330 |
-36.8500 |
3000 |
1996 submersible Nautile did not find active vents; 2000 or earlier plume only |
EPR, 11 07'N |
active, inferred |
mid-ocean ridge |
N EPR |
11.1330 |
-103.7800 |
2580 |
1988 submersible Alvin dive #1989 (need reference to confirm activity); 1991 plume only |
MAR, 8 10'S |
active, inferred |
mid-ocean ridge |
S MAR |
-8.1670 |
-13.4670 |
2000 |
2001 plume only |
FRSC, 11a-3 |
active, inferred |
back-arc spreading center |
Lau Basin |
-16.7950 |
-174.5230 |
2000 |
2008 plume only |
EPR, 16 35'S |
active, inferred |
mid-ocean ridge |
S EPR |
-16.5830 |
-113.0600 |
2650 |
1993 plume only; 1998 submersible Alvin did not confirm activity |
Gakkel Ridge, Site 8 |
active, inferred |
mid-ocean ridge |
Gakkel Ridge |
86.5333 |
69.0000 |
3500 |
2001 plume only |
EPR, 30.4 S, Segment E2 |
active, inferred |
mid-ocean ridge |
S EPR |
-30.3750 |
-111.7640 |
2320 |
1998 plume only |
CIR, 8-17 S, Segment 4, 11.3 S |
active, inferred |
mid-ocean ridge |
CIR |
-11.3000 |
66.4000 |
3500 |
2010 plume only |
Area EX/FX |
active, inferred |
mid-ocean ridge |
CIR |
-21.4000 |
68.7666 |
3300 |
1986 plume and sediments |
Mata Taha |
active, inferred |
arc volcano |
Lau Basin |
-15.0416 |
-173.7833 |
2160 |
2010 plume only |
VFR, plume 3 |
active, inferred |
back-arc spreading center |
Lau Basin |
-22.4000 |
-176.6790 |
1980 |
2004 plume only |
C-ELSC, plume 15 |
active, inferred |
back-arc spreading center |
Lau Basin |
-21.2700 |
-176.3470 |
2230 |
2004 plume only |
Suakin Deep |
active, inferred |
mid-ocean ridge |
Red Sea |
19.6333 |
38.7333 |
2850 |
1972 deposits only |
SWIR, D36 |
active, inferred |
mid-ocean ridge |
SWIR |
-52.7490 |
11.7110 |
3981 |
2000-2001 plume and dredge only |
Tonga Arc, Volcano 16 |
active, inferred |
arc volcano |
Tonga Arc |
-24.1883 |
-176.8217 |
1400 |
2003 plume and dredge only |
GEISEIR site 25, segment M4 |
active, inferred |
mid-ocean ridge |
SEIR |
-43.3115 |
92.1335 |
2700 |
2009 plume only |
EPR, 14 35'S |
active, inferred |
mid-ocean ridge |
S EPR |
-14.5830 |
-112.6670 |
2630 |
1993 plume only |
MTJ, T08C03, 15.72 S |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.7186 |
-174.8338 |
2400 |
2008 plume only |
GEISEIR site 14, segment L1 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.0716 |
86.1550 |
2700 |
2010 plume only |
Kos, south |
active, inferred |
arc volcano |
Hellenic Arc, Aegean Sea |
36.6667 |
27.2500 |
450 |
1997 plume only |
FRSC, RC 129 and CTD 24 plume sites |
active, inferred |
back-arc spreading center |
Lau Basin |
-17.0250 |
-174.5017 |
1750 |
2004 plume only; 2004 dredging |