GEISEIR site 18, segment L3 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.7133 |
87.4375 |
2500 |
2010 plume only |
VFR, ELSC7 |
active, inferred |
back-arc spreading center |
Lau Basin |
-22.8833 |
-176.7500 |
2050 |
2009 plume and dredge only |
GEISEIR site 31, segment O1 |
active, inferred |
mid-ocean ridge |
SEIR |
-46.8956 |
96.5709 |
2600 |
2009 plume only |
EPR, 30.8 S, Segment E2 |
active, inferred |
mid-ocean ridge |
S EPR |
-30.7500 |
-111.8770 |
2360 |
1998 plume only |
SEIR-WXC17 |
active, inferred |
mid-ocean ridge |
SEIR |
-50.3000 |
133.8000 |
2780 |
2015 plume only |
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 22, segment L3 |
active, inferred |
mid-ocean ridge |
SEIR |
-42.1130 |
88.0420 |
2400 |
1996 plume only; 2009 plume only |
MAR, 11 26'N |
active, inferred |
mid-ocean ridge |
N MAR |
11.4482 |
-43.7035 |
3835 |
2009 plume only |
Kana Keoki seamount |
active, inferred |
arc volcano |
Solomons Arc |
-8.7500 |
157.0300 |
650 |
1993 observations did not confirm activity |
MAR, 8 10'S |
active, inferred |
mid-ocean ridge |
S MAR |
-8.1670 |
-13.4670 |
2000 |
2001 plume only |
CIR, 8-17 S, Segment 4, 10.9 S |
active, inferred |
mid-ocean ridge |
CIR |
-10.9000 |
66.7000 |
3500 |
2010 plume only |
MAR, 31 S |
active, inferred |
mid-ocean ridge |
S MAR |
-31.7377 |
-13.3772 |
3050 |
2013 plume only |
South Sarigan Seamount |
active, inferred |
arc volcano |
Mariana Arc |
16.5800 |
145.7800 |
240 |
2013 ROV HyperDolphin (did not confirm activity) |
EPR, 14 18'S |
active, inferred |
mid-ocean ridge |
S EPR |
-14.3000 |
-112.6670 |
2630 |
1993 plume only |
Europa |
active, inferred |
mid-ocean ridge |
Mid-Cayman Rise |
18.3500 |
-81.8500 |
2400 |
2009 plume only, not observed on dive with hybrid ROV Nereus |
SWIR, 53.2 E |
active, inferred |
mid-ocean ridge |
SWIR |
-36.1010 |
53.2550 |
2218 |
2008 plume and dredge only |
Stromboli |
active, inferred |
arc volcano |
Aeolian Arc, Tyrrhenian Sea |
38.7890 |
15.2130 |
250 |
1969 Fe crusts only |
Central Andaman Trough, seamount crater, dredge 6 |
active, inferred |
back-arc spreading center |
Andaman Basin |
10.0000 |
94.0000 |
1640 |
1994 deposits only |
N-ELSC, plume 27 |
active, inferred |
back-arc spreading center |
Lau Basin |
-19.7500 |
-176.0190 |
2570 |
2004 plume only; 2009 plume only |
Puy des Folles |
active, inferred |
mid-ocean ridge |
N MAR |
20.5083 |
-45.6417 |
2000 |
1996 submersible Nautile observed only inactive vents |
FRSC, T12A-01 |
active, inferred |
back-arc spreading center |
Lau Basin |
-17.7850 |
-174.5260 |
500 |
2012 plume only |
FRSC, Central |
active, inferred |
back-arc spreading center |
Lau Basin |
-16.4917 |
-174.5417 |
2419 |
2004 plume only |
Komba-ridge |
active, inferred |
arc volcano |
Banda/Sunda Arc |
-7.9800 |
123.8000 |
1000 |
2001 CTD temperature anomaly and dredged sulfides |
CLSC, plumes on CL1 |
active, inferred |
back-arc spreading center |
Lau Basin |
-17.8667 |
-176.3833 |
2250 |
2009 plume only |
GEISEIR site 6, segment K2 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.6600 |
81.6617 |
2600 |
2007 plume only; 2010 plume only |
Secca del Capo |
active, inferred |
arc volcano |
Aeolian Arc, Tyrrhenian Sea |
38.6333 |
14.8500 |
240 |
1995 ROV Comex deposits only; 2007 plume only |
SWIR, Plume 2, Segment 16 |
active, inferred |
mid-ocean ridge |
SWIR |
-31.0670 |
58.9670 |
4200 |
1997 plume only |
EPR, 27.9 S, Segment W3 |
active, inferred |
mid-ocean ridge |
S EPR |
-27.8670 |
-112.9120 |
2180 |
1998 plume only |
C-ELSC, plume 15 |
active, inferred |
back-arc spreading center |
Lau Basin |
-21.2700 |
-176.3470 |
2230 |
2004 plume only |
EPR, 8 53'N |
active, inferred |
mid-ocean ridge |
N EPR |
8.9000 |
-104.2000 |
2580 |
1991 plume only |