FRSC, T12A-01 |
active, inferred |
back-arc spreading center |
Lau Basin |
-17.7850 |
-174.5260 |
500 |
2012 plume only |
CLSC, southern plumes on CL6 |
active, inferred |
back-arc spreading center |
Lau Basin |
-18.5000 |
-176.3833 |
2250 |
2009 plume only |
West Fiji Ridge |
active, inferred |
back-arc spreading center |
North Fiji Basin |
-17.0000 |
176.0000 |
3000 |
1995 deep tow |
Solwara 17 |
active, confirmed |
back-arc spreading center |
Manus Basin |
-3.0380 |
147.5280 |
535 |
2009 commercial ROV Fugro FV300; 2008 plumes with some sites subsequently observed with ROV |
TELVE |
active, confirmed |
back-arc spreading center |
Lau Basin |
-22.1667 |
-176.6040 |
1760 |
2008 commercial ROV; 2003 plume only |
Vienna Woods |
active, confirmed |
back-arc spreading center |
Manus Basin |
-3.1667 |
150.2833 |
2500 |
1990 TV-grab (also same year, sampled by submersible Mir); 1985 (or 1986) camera tow vent fauna and inactive chimneys |
SPOT, Yonaguni Knoll IV |
active, confirmed |
back-arc spreading center |
Okinawa Trough |
24.8490 |
122.7000 |
1385 |
2000 submersibles Shinkai 2000 and Shinkai 6500 |
Maka |
active, confirmed |
back-arc spreading center |
Lau Basin |
-15.4217 |
-174.2850 |
1660 |
2008 commercial ROV; 2004 plume only; 2006 plume and chimney samples |
Yoron Hole |
active, confirmed |
back-arc spreading center |
Okinawa Trough |
27.4916 |
127.5333 |
590 |
2010 ROV Hyperdolphin |
ESR, E5 |
active, inferred |
back-arc spreading center |
East Scotia Ridge |
-57.5000 |
-30.2000 |
3000 |
1999 plume only |
MTJ, T08C03, 15.72 S |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.7186 |
-174.8338 |
2400 |
2008 plume only |
C-ELSC, plume 13 |
active, inferred |
back-arc spreading center |
Lau Basin |
-21.4150 |
-176.3720 |
2100 |
2004 plume only |
Mariana Mounds |
active, confirmed |
back-arc spreading center |
Mariana Trough |
18.0333 |
144.2833 |
3600 |
1987 submersible Alvin |
Tu'i Malila |
active, confirmed |
back-arc spreading center |
Lau Basin |
-21.9876 |
-176.5678 |
1870 |
2005 ROV Jason II; 2004 plume only |
Yokosuka |
active, confirmed |
back-arc spreading center |
Okinawa Trough |
25.2638 |
124.3733 |
2190 |
2016 ROV Kaiko; 2014 plume only |
Parece Vela Ridge, Philippine Sea |
inactive |
back-arc spreading center |
Parece Vela Basin |
16.0000 |
139.1667 |
5000 |
NotProvided |
Solwara 18 |
active, inferred |
back-arc spreading center |
Manus Basin |
-3.0760 |
147.2390 |
1308 |
2008 plumes with some sites subsequently observed with ROV; 2009 commercial ROV Fugro FV300 (activity not confirmed) |
Little Volcano |
active, inferred |
back-arc spreading center |
Bransfield Strait |
-62.7500 |
-59.2500 |
1500 |
1995 plume only |
Temakons |
active, confirmed |
back-arc spreading center |
New Hebrides back-arc |
-17.5667 |
169.1000 |
1400 |
1994 towed camera with temperature |
Vienna Woods, Hydrothermal Field 4 |
active, confirmed |
back-arc spreading center |
Manus Basin |
-3.3712 |
150.0360 |
2240 |
1990 TV-grab |
Momoko |
active, inferred |
back-arc spreading center |
Lau Basin |
-22.6400 |
-176.7210 |
2180 |
1989 submersible Nautile |
C-ELSC, plume 14 |
active, inferred |
back-arc spreading center |
Lau Basin |
-21.3200 |
-176.3640 |
2100 |
2004 plume only |
Irabu Knoll |
active, confirmed |
back-arc spreading center |
Okinawa Trough |
25.2300 |
124.8800 |
1850 |
2000 submersible Shinkai 6500; 1986 seafloor photos did not confirm activity |
ESR, E9 |
active, confirmed |
back-arc spreading center |
East Scotia Ridge |
-60.0500 |
-29.9300 |
2402 |
2009 towed video; 1999 plume only; 2010 ROV Isis |
MTJ, T08C01 |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.9629 |
-174.7961 |
2400 |
2008 plume only |
MTJ, V12A-04 |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.9540 |
-174.7110 |
1330 |
2012 plume only |
Kulo Lasi |
active, confirmed |
back-arc spreading center |
Lau Basin |
-14.9200 |
-177.2500 |
1478 |
2010 submersible Nautile |
Mariana Trough, plume 2 |
active, inferred |
back-arc spreading center |
Mariana Trough |
12.7610 |
143.4730 |
2950 |
2003 plume only |
ELSC3 |
active, inferred |
back-arc spreading center |
Lau Basin |
-21.1667 |
-176.3333 |
2140 |
2009 plume only |
Hine Hina |
active, confirmed |
back-arc spreading center |
Lau Basin |
-22.5300 |
-176.6970 |
1900 |
1989 submersible Nautile |