S Oceanographer |
active, inferred |
mid-ocean ridge |
N MAR |
34.8670 |
-36.4330 |
3460 |
1992 plume only |
SWIR, 63.9 E |
active, inferred |
mid-ocean ridge |
SWIR |
-27.8510 |
63.9230 |
2759 |
2009 DY115-20 Leg 7 (need reference to confirm activity) |
Axial Seamount, International District |
active, confirmed |
mid-ocean ridge |
JdF Ridge |
45.9266 |
-129.9795 |
1544 |
1986 submersible Pisces IV |
Suakin Deep |
active, inferred |
mid-ocean ridge |
Red Sea |
19.6333 |
38.7333 |
2850 |
1972 deposits only |
MAR, 7 57'S |
active, inferred |
mid-ocean ridge |
S MAR |
-7.9500 |
-13.4420 |
2600 |
2001 plume only |
AMAR |
active, inferred |
mid-ocean ridge |
N MAR |
36.3833 |
-33.6500 |
2600 |
1992 plume only; 1994 plume only |
GEISEIR site 9, segment K3 |
active, inferred |
mid-ocean ridge |
SEIR |
-41.9633 |
82.0600 |
2700 |
2010 plume only |
SEIR-WXC22 |
active, inferred |
mid-ocean ridge |
SEIR |
-50.2500 |
132.1000 |
2950 |
2015 plume only |
EPR, northern 17 N segment |
active, inferred |
mid-ocean ridge |
N EPR |
17.6700 |
-105.0050 |
2800 |
1997 plume only |
Chile Triple Junction, 10 km north |
active, inferred |
mid-ocean ridge |
Chile Rise |
-46.2000 |
-75.8333 |
3000 |
2010 plume only |
Semyenov-2 |
active, confirmed |
mid-ocean ridge |
N MAR |
13.5137 |
-44.9630 |
2440 |
2009 TV grab and photo-TV profiling; 2007 deposits only |
Logatchev-5 |
inactive |
mid-ocean ridge |
N MAR |
14.7500 |
-44.9700 |
3100 |
2007 ROV VICTOR 6000 did not find hydrothermal activity |
SWIR, Plume 3, Segment 16 |
active, inferred |
mid-ocean ridge |
SWIR |
-30.8500 |
59.3830 |
3900 |
1997 plume only |
Brown Bear Seamount |
inactive |
mid-ocean ridge |
JdF Ridge |
46.0333 |
-130.5500 |
1500 |
NotProvided |
GEISEIR site 32, segment O2 |
active, inferred |
mid-ocean ridge |
SEIR |
-47.1196 |
96.8947 |
2600 |
2009 plume only |
EPR, 17 42'S |
active, inferred |
mid-ocean ridge |
S EPR |
-17.7000 |
-113.2500 |
2600 |
1993 plume only |
Gorda Ridge, EP96A |
active, inferred |
mid-ocean ridge |
Gorda Ridge |
42.6790 |
-126.7820 |
3150 |
1996 camera/temperature tow followed by ROV did not confirm hydrothermal activity |
EPR, 14 N seamount |
inactive |
mid-ocean ridge |
N EPR |
14.1500 |
-104.3667 |
2600 |
NotProvided |
Wagner Basin |
active, inferred |
mid-ocean ridge |
Gulf of California |
31.0666 |
-114.0833 |
120 |
2007 echosounder and grab samples |
ET |
active, inferred |
mid-ocean ridge |
JdF Ridge |
48.1993 |
-128.9257 |
2500 |
NotProvided |
MAR, 16 46'N |
inactive |
mid-ocean ridge |
N MAR |
16.7950 |
-46.3800 |
3300 |
NotProvided |
AAR KR2 |
active, inferred |
mid-ocean ridge |
SEIR |
-60.0000 |
152.5000 |
3200 |
2011 plume only |
Pescadero Basin, Auka |
active, confirmed |
mid-ocean ridge |
Gulf of California |
23.9567 |
-108.8618 |
3685 |
2015 ROV Doc Ricketts; 1990 or earlier plume only |
Magic Mountain, 3-km south |
active, inferred |
mid-ocean ridge |
Explorer Ridge |
49.7250 |
-130.2667 |
1850 |
2002 AUV ABE plume only |
Seven Sisters |
active, inferred |
mid-ocean ridge |
Kolbeinsey Ridge |
71.1500 |
-12.7900 |
2200 |
2012 plume only; 2013 ROV Aglantha (may have confirmed); 2013 plume only |
DSDP Hole 504B |
inactive |
mid-ocean ridge |
Galapagos Rift |
1.2267 |
-83.7300 |
3500 |
NotProvided |
EPR, 23 50'S |
active, confirmed |
mid-ocean ridge |
S EPR |
-23.8233 |
-115.4558 |
2650 |
2005 submersible Alvin; 1990 or earlier towed TV camera did not confirm activity |
CIR, 8-17 S, Segment 4, 11.2 S |
active, inferred |
mid-ocean ridge |
CIR |
-11.2000 |
66.5000 |
3800 |
2010 plume only |
Reykjanes Ridge, Area A |
active, inferred |
mid-ocean ridge |
Reykjanes Ridge |
62.4500 |
-25.4330 |
500 |
NotProvided |
EPR, 2 S, off-axis |
active, inferred |
mid-ocean ridge |
S EPR |
-2.0840 |
-102.8270 |
3000 |
2008 plume only |