EPR, 8 38'N |
active, confirmed |
mid-ocean ridge |
N EPR |
8.6333 |
-104.2000 |
2550 |
2003 submersible Alvin; 1989 dredge only; 2002 plume only |
EPR, 17 56'S |
active, inferred |
mid-ocean ridge |
S EPR |
-17.9400 |
-113.3170 |
2620 |
1993 plume only |
EPR, 15 24'S |
active, inferred |
mid-ocean ridge |
S EPR |
-15.4000 |
-112.8350 |
2640 |
1993 plume only |
GEISEIR site 21, segment L3 |
active, inferred |
mid-ocean ridge |
SEIR |
-42.0050 |
87.8808 |
2400 |
2010 plume only |
MESO Zone |
inactive |
mid-ocean ridge |
CIR |
-23.3927 |
69.2422 |
2850 |
1993 TV grab and water column measurements |
CIR, 8-17 S, Segment 4, 11.3 S |
active, inferred |
mid-ocean ridge |
CIR |
-11.3000 |
66.4000 |
3500 |
2010 plume only |
GEISEIR site 11, segment K4 |
active, inferred |
mid-ocean ridge |
SEIR |
-42.5375 |
82.8266 |
2600 |
2010 plume only |
Evan |
active, confirmed |
mid-ocean ridge |
N MAR |
37.2667 |
-32.2833 |
1775 |
2006 submersible Nautile |
NESCA |
active, confirmed |
mid-ocean ridge |
Gorda Ridge |
41.0000 |
-127.4917 |
3300 |
1988 submersible Alvin; 1986 dredge and photographs did not confirm activity |
Carlsberg Ridge, 1.67 S |
inactive |
mid-ocean ridge |
Carlsberg Ridge |
-1.6768 |
67.7700 |
4500 |
NotProvided |
MAR, 43 N |
active, inferred |
mid-ocean ridge |
N MAR |
43.0000 |
-29.0000 |
3400 |
1986 or earlier plume only |
Knipovich Ridge, 75 N |
active, inferred |
mid-ocean ridge |
Knipovich Ridge |
74.8000 |
8.4417 |
3185 |
2000 plume only |
Hess Deep |
inactive |
mid-ocean ridge |
Galapagos Rift |
2.2500 |
-101.5000 |
5100 |
NotProvided |
Aurora |
active, confirmed |
mid-ocean ridge |
Gakkel Ridge |
82.8833 |
-6.2500 |
4100 |
2001 shimmering water in camera tow and sulfide chimney in dredge |
GEISEIR site 10, segment K4 |
active, inferred |
mid-ocean ridge |
SEIR |
-42.4770 |
82.7100 |
2500 |
1996 plume only; 2010 plume only |
Von Damm |
active, confirmed |
mid-ocean ridge |
Mid-Cayman Rise |
18.3777 |
-81.7972 |
2372 |
2010 AUV Autosub6000 and HyBIS TVG; 2009 plume only |
EPR, 31.4 S, Segment E4 |
active, inferred |
mid-ocean ridge |
S EPR |
-31.4330 |
-111.9670 |
2350 |
1998 plume only |
Rainbow |
active, confirmed |
mid-ocean ridge |
N MAR |
36.2300 |
-33.9020 |
2320 |
1997 submersible Nautile |
GEISEIR site 33, segment O2 |
active, inferred |
mid-ocean ridge |
SEIR |
-47.2383 |
97.1566 |
2700 |
2009 plume only |
North Cleft, low temperature |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
44.8833 |
-130.2667 |
2250 |
1987-1989 camera/CTD tows |
CIR, Segment 3, Hydrothermal Plume Site |
active, inferred |
mid-ocean ridge |
CIR |
-24.0000 |
69.6667 |
2840 |
1987 plume only; 2005/2006 plume only |
MAR, 27 S |
active, inferred |
mid-ocean ridge |
S MAR |
-27.1476 |
-13.4753 |
3341 |
2013 plume only |
Not Dead Yet |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
46.6899 |
-129.3772 |
2419 |
2007 ROV Jason II; 1991 camera tow did not confirm activity |
SWIR, D36 |
active, inferred |
mid-ocean ridge |
SWIR |
-52.7490 |
11.7110 |
3981 |
2000-2001 plume and dredge only |
EPR, Ridge 1, 20 40'S |
active, confirmed |
mid-ocean ridge |
S EPR |
-20.8333 |
-114.1667 |
3000 |
1983 Deep Tow camera |
Galapagos Rift, 93.7 W |
active, inferred |
mid-ocean ridge |
Galapagos Rift |
2.4970 |
-93.7700 |
2220 |
2005 plume only |
EPR, 21 25'S |
active, confirmed |
mid-ocean ridge |
S EPR |
-21.4333 |
-114.2917 |
2850 |
1984 submersible Cyana; 1983 deposits only |
Salty Dawg Field |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
47.9822 |
-129.0756 |
2200 |
1995 submersible Alvin, followed by ROV ROPOS |
EPR, 28 S, Segment W3 |
active, inferred |
mid-ocean ridge |
S EPR |
-28.0170 |
-112.9040 |
2130 |
1998 plume only |
Main Endeavour Field |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
47.9487 |
-129.0981 |
2220 |
1984 submersible Alvin; 1982 dredge only |