FRSC, South Central |
active, inferred |
back-arc spreading center |
Lau Basin |
-16.6667 |
-174.5167 |
1820 |
2004 plume only; 2006 plume and chimney samples; 2009 camera tow and sampling (activity not confirmed) |
Vai Lili |
active, confirmed |
back-arc spreading center |
Lau Basin |
-22.2151 |
-176.6083 |
1764 |
1989 submersible Nautile |
MTJ, V12A-04 |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.9540 |
-174.7110 |
1330 |
2012 plume only |
C-ELSC, plume 18 |
active, inferred |
back-arc spreading center |
Lau Basin |
-20.9500 |
-176.2390 |
2230 |
2004 plume only |
Mata Fa |
active, inferred |
arc volcano |
Lau Basin |
-14.9833 |
-173.8000 |
2600 |
2010 plume only |
Lobster |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.3330 |
-176.2830 |
1500 |
2008 plume and dredge only |
N-ELSC, plume 28 |
active, inferred |
back-arc spreading center |
Lau Basin |
-19.6500 |
-175.9890 |
2550 |
2004 plume only |
Hine Hina |
active, confirmed |
back-arc spreading center |
Lau Basin |
-22.5300 |
-176.6970 |
1900 |
1989 submersible Nautile |
CLSC, CL_7 |
active, inferred |
back-arc spreading center |
Lau Basin |
-18.1333 |
-176.3667 |
2250 |
2009 plume only |
MTJ, T08C03 and T08C04 |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.6100 |
-174.8200 |
2300 |
2008 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 |
Mata Ua |
active, confirmed |
arc volcano |
Lau Basin |
-15.0166 |
-173.7833 |
2397 |
2012 ROV Quest 4000; 2010 plume only (towed camera did not confirm) |
Kilo Moana |
active, confirmed |
back-arc spreading center |
Lau Basin |
-20.0532 |
-176.1336 |
2620 |
2004 AUV ABE; 2004 plume only on previous cruise |
CLSC, CL_8 |
active, inferred |
back-arc spreading center |
Lau Basin |
-18.0500 |
-176.3333 |
2250 |
2009 plume only |
MTJ, T08C03, 15.72 S |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.7186 |
-174.8338 |
2400 |
2008 plume only |
TELVE |
active, confirmed |
back-arc spreading center |
Lau Basin |
-22.1667 |
-176.6040 |
1760 |
2008 commercial ROV; 2003 plume only |
C-ELSC, plume 19 |
active, inferred |
back-arc spreading center |
Lau Basin |
-20.8700 |
-176.2170 |
2230 |
2004 plume only |
Kulo Lasi |
active, confirmed |
back-arc spreading center |
Lau Basin |
-14.9200 |
-177.2500 |
1478 |
2010 submersible Nautile |
Mata Taha |
active, inferred |
arc volcano |
Lau Basin |
-15.0416 |
-173.7833 |
2160 |
2010 plume only |
MTJ, PAPATUA |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.3850 |
-174.6430 |
2170 |
1986 PAPATUA Expedition deposits only; 2008 plume only |
CLSC, northern plumes on CL6 |
active, inferred |
back-arc spreading center |
Lau Basin |
-18.1333 |
-176.2833 |
2250 |
2009 plume only |
Niuatahi |
active, confirmed |
back-arc spreading center |
Lau Basin |
-15.3790 |
-174.0196 |
1635 |
2009 ROV Jason II; 2003 plume only; 2004 dredging (SS11/2004 cruise); 2005 plume only; 2008 commercial ROV (report does not confirm activity) |
MTJ, T08C01 |
active, inferred |
back-arc spreading center |
Lau Basin |
-15.9629 |
-174.7961 |
2400 |
2008 plume only |
VFR, ELSC7 |
active, inferred |
back-arc spreading center |
Lau Basin |
-22.8833 |
-176.7500 |
2050 |
2009 plume and dredge only |
Misiteli |
active, confirmed |
back-arc spreading center |
Lau Basin |
-22.4700 |
-176.7030 |
2050 |
2008 commercial ROV; 2003 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 |
Kraternaya Bight, Ushishir Volcano |
active, confirmed |
arc volcano |
Kuril Arc |
47.5167 |
152.8000 |
60 |
1985 SCUBA |
Hot Beach, Mendeleev Volcano |
active, confirmed |
arc volcano |
Kuril Arc |
43.9760 |
145.7360 |
1 |
1990 or earlier, from the beach |
Paramushir Island |
inactive |
arc volcano |
Kuril Arc |
50.3300 |
155.5000 |
800 |
NotProvided |