Vanavana Seamount | |
|
Index | SMNT-208S-1392W |
Classification | Small A1 Seamount |
Location | 20º 46.88' S 139º 09.13' W |
Elongation Irregularity | 1.24 ± 0.02 1.00 ± 0.00 |
Plate Age | 40.1 - 41.3 Ma |
Oceanic Province | Abyssal Plateau |
Region | Tuamotu Seamount Trail |
Alternative Names | |
Plate | Pacific Plate |
Age | |
Tectonic Setting | Hotspot Trail |
Seamount Top | 400 m |
Volume | 2398 km3 |
Ocean Bottom | 4100 m |
Shelf Edge
| |
Volcanic Activity | |
|
| Description | Vanavana Seamount is located at 20¿ 46.9' S, 139¿ 9.1' W and is part of the Tuamotu Seamount Trail on the Pacific Plate. It is 3700 m high with the top at -400 m and ocean bottom at -4100 m. The seamount is fairly small with a volume of 2398 km3. It is relatively round and smooth with little elongation or irregularity. The azimuth is at approximately 133¿. |
| |
|
|
|
Vanavana Seamount -- Multibeam data merged with predicted satellite bathymetry |
|
|
Vanavana Seamount -- Multibeam bathymetry |
|
|
Vanavana Seamount -- Predicted satellite bathymetry |
|
|
Vanavana Seamount -- Residual bathymetry |
|
|
|
Tuamotu Seamount Trail -- Multibeam bathymetry |
|
|
Tuamotu Seamount Trail -- Predicted satellite bathymetry |
|
|
|
|
|
|
Vanavana Seamount -- Multibeam data merged with predicted satellite bathymetry |
|
|
Vanavana Seamount -- Multibeam bathymetry |
|
|
Vanavana Seamount -- Predicted satellite bathymetry |
|
|
Vanavana Seamount -- Residual bathymetry |
|
|
|
Tuamotu Seamount Trail -- Multibeam bathymetry |
|
|
Tuamotu Seamount Trail -- Predicted satellite bathymetry |
|
|
|
|
|
Depth |
Azimuth |
Area |
Length |
Width |
Elongation |
Contour |
Ellipse |
Irregularity |
|
m |
degrees |
km2 |
km |
km |
ratio |
km |
km |
ratio |
|
|
1880 |
132.6 |
269.7 |
21.2 |
17.4 |
1.217 |
58.8 |
58.6 |
1.004 |
2250 |
133.3 |
382.0 |
25.4 |
20.6 |
1.238 |
70.2 |
69.9 |
1.005 |
2620 |
134.1 |
531.2 |
30.2 |
24.1 |
1.253 |
83.0 |
82.5 |
1.006 |
|
7 % Multibeam Coverage |
1.24 ± 0.02 |
1.00 ± 0.00 |
3700 m High |
1 Summit |
|
|
|
|