SEIR-WXC17 |
active, inferred |
mid-ocean ridge |
SEIR |
-50.3000 |
133.8000 |
2780 |
2015 plume only |
Consag Basin |
active, inferred |
mid-ocean ridge |
Gulf of California |
30.6333 |
-113.9083 |
140 |
2007 echosounder and grab samples |
Sonne |
active, inferred |
arc volcano |
Kermadec Arc |
-34.0580 |
179.5890 |
1127 |
2002 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) |
Kana Keoki seamount |
active, inferred |
arc volcano |
Solomons Arc |
-8.7500 |
157.0300 |
650 |
1993 observations did not confirm activity |
EPR, 5 S |
active, inferred |
mid-ocean ridge |
S EPR |
-5.0000 |
-106.4000 |
2650 |
1980's camera tows; 1993 and 1998 plume only; 1998 submersible Alvin did not confirm activity |
Chile Triple Junction |
active, inferred |
mid-ocean ridge |
Chile Rise |
-46.3000 |
-75.8000 |
3000 |
2010 plume only |
Reykjanes Ridge, Area A |
active, inferred |
mid-ocean ridge |
Reykjanes Ridge |
62.4500 |
-25.4330 |
500 |
NotProvided |
CIR, 8-17 S, Segment 1 |
active, inferred |
mid-ocean ridge |
CIR |
-8.2500 |
68.2000 |
3600 |
2010 plume only |
N-ELSC, plume 28 |
active, inferred |
back-arc spreading center |
Lau Basin |
-19.6500 |
-175.9890 |
2550 |
2004 plume only |
Woodlark Basin, Segment 3B |
active, inferred |
back-arc spreading center |
Woodlark Basin |
-9.8000 |
155.0667 |
3300 |
2009 plume only |
Dugong submarine volcano |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.4500 |
-175.7000 |
1170 |
2008 plume only |
GEISEIR site 4, segment K1 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.2025 |
81.0625 |
2800 |
2010 plume only |
Bayonnaise Knoll caldera |
active, inferred |
back-arc spreading center |
Izu-Bonin back-arc |
31.9667 |
139.7333 |
900 |
2003 temperature anomalies, but camera survey observed inactive vent deposits |
Kolbeinsey Ridge, 69 N |
active, inferred |
mid-ocean ridge |
Kolbeinsey Ridge |
68.7581 |
-16.0000 |
1200 |
1980 or earlier sediments only |
MAR, 4 02'S |
active, inferred |
mid-ocean ridge |
S MAR |
-4.0333 |
-12.2500 |
4000 |
2005 plume only |
CLSC, northern plumes on CL6 |
active, inferred |
back-arc spreading center |
Lau Basin |
-18.1333 |
-176.2833 |
2250 |
2009 plume only |
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 |
MTJ, T08C03 and T08C04 |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.6100 |
-174.8200 |
2300 |
2008 plume only |
North FAMOUS |
active, inferred |
mid-ocean ridge |
N MAR |
36.9670 |
-32.9670 |
2500 |
1994 plume only |
MAR, 43 N |
active, inferred |
mid-ocean ridge |
N MAR |
43.0000 |
-29.0000 |
3400 |
1986 or earlier plume only |
Ngatoroirangi |
active, inferred |
arc volcano |
Kermadec Arc |
-33.7310 |
179.8250 |
467 |
2002 plume only |
Tonga Arc, Volcano 4 |
active, inferred |
arc volcano |
Tonga Arc |
-22.0670 |
-176.2080 |
200 |
2003 plume and dredge only |
MAR, 31 S |
active, inferred |
mid-ocean ridge |
S MAR |
-31.7377 |
-13.3772 |
3050 |
2013 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 |
GEISEIR site 18, segment L3 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.7133 |
87.4375 |
2500 |
2010 plume only |
Walsh |
active, inferred |
mid-ocean ridge |
Mid-Cayman Rise |
17.8333 |
-81.8333 |
4000 |
2009 plume only; 2013 plume only |
SWIR, D62 |
active, inferred |
mid-ocean ridge |
SWIR |
-52.2530 |
15.1030 |
3990 |
2000-2001 plume and dredge only |
C-ELSC, plume 18 |
active, inferred |
back-arc spreading center |
Lau Basin |
-20.9500 |
-176.2390 |
2230 |
2004 plume only |
EPR, Seamount 5 |
active, inferred |
mid-ocean ridge |
N EPR |
13.0000 |
-103.5000 |
1100 |
1988 or earlier camera and/or submersible (need to check reference) |