 Tamana Seamount |    |
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| Index | SMNT-025S-1760E |
Classification | Small A2 Seamount |
| Location | 2º 28.38' S
175º 58.00' E |
Elongation
Irregularity | 1.58 ± 0.05
1.12 ± 0.02 |
| Plate Age | 125.9 - 126.4 Ma |
Oceanic Province | Abyssal Plain |
| Region | Gilberts Ridge |
Alternative Names | |
| Plate | Pacific Plate |
Age | |
| Tectonic Setting | Hotspot Trail |
Seamount Top | 690 m |
| Volume | 2266 km3 |
Ocean Bottom | 4475 m |
Shelf Edge
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Volcanic Activity | Extinct |
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| | Description | | Tamana Seamount is located at 2¿ 28.0' S, 175¿ 57.9' E and is part of the Gilberts Ridge region on the Pacific Plate. It is 3309 m high with the top at -1000 m and the ocean bottom at -4309 m. The seamount has a volume of 1949 km3 and is slightly elongated with an azimuth of approximately 151¿. The edges are fairly smooth and the summit is located along the southern edge of the seamount. To the northeast of Tamana is Tuba Seamount. |
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Tamana Seamount -- Multibeam data merged with predicted satellite bathymetry |
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Tamana Seamount -- Multibeam bathymetry |
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Tamana Seamount -- Predicted satellite bathymetry |
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Tamana Seamount -- Residual bathymetry |
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Gilberts Ridge -- Multibeam data merged with predicted satellite bathymetry |
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Gilberts Ridge -- Multibeam bathymetry |
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Gilberts Ridge -- Predicted satellite bathymetry |
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Gilberts Ridge -- Residual bathymetry |
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Tamana Seamount -- Multibeam data merged with predicted satellite bathymetry |
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Tamana Seamount -- Multibeam bathymetry |
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Tamana Seamount -- Predicted satellite bathymetry |
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Tamana Seamount -- Residual bathymetry |
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Gilberts Ridge -- Multibeam data merged with predicted satellite bathymetry |
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Gilberts Ridge -- Multibeam bathymetry |
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Gilberts Ridge -- Predicted satellite bathymetry |
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Gilberts Ridge -- Residual bathymetry |
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SIO Swath-bathy SeaBeam 2000 format -- 07 Feb 1999 -- 11:53:20 PM |
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SIO Swath-bathy SeaBeam 2000 format -- 08 Feb 1999 -- 11:53:22 PM |
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SIO Swath-bathy SeaBeam 2000 format -- 09 Feb 1999 -- 11:53:09 PM |
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SIO Swath-bathy SeaBeam 2000 format -- 07 Feb 1999 -- 10:59:26 PM |
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SIO Swath-bathy SeaBeam 2000 format -- 08 Feb 1999 -- 10:59:22 PM |
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SIO Swath-bathy SeaBeam 2000 format -- 09 Feb 1999 -- 10:59:14 PM |
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SIO Swath-bathy SeaBeam 2000 format -- 10 Feb 1999 -- 10:59:10 PM |
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| Depth |
Azimuth |
Area |
Length |
Width |
Elongation |
Contour |
Ellipse |
Irregularity |
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| m |
degrees |
km2 |
km |
km |
ratio |
km |
km |
ratio |
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| 2204 |
148.6 |
139.0 |
17.9 |
11.1 |
1.615 |
49.1 |
43.6 |
1.127 |
| 2583 |
146.7 |
199.0 |
21.4 |
13.3 |
1.612 |
59.5 |
52.1 |
1.140 |
| 2961 |
145.2 |
274.6 |
24.1 |
15.9 |
1.518 |
66.8 |
60.7 |
1.101 |
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| 29 % Multibeam Coverage |
1.58 ± 0.05 |
1.12 ± 0.02 |
| 3785 m High |
| 1 Summit |
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