 Ufiata Seamount |    |
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| Index | SMNT-082S-1729W |
Classification | Small C3 Seamount |
| Location | 8º 09.50' S
172º 54.08' W |
Elongation
Irregularity | 2.21 ± 0.15
1.44 ± 0.14 |
| Plate Age | |
Oceanic Province | |
| Region | Tokelau Seamounts |
Alternative Names | |
| Plate | Pacific Plate |
Age | |
| Tectonic Setting | Hotspot Trail |
Seamount Top | 900 m |
| Volume | 3622 km3 |
Ocean Bottom | 4830 m |
Shelf Edge
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Volcanic Activity | Extinct |
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| | Description | | Ufiata Seamount is located at 8¿ 9.5' S, 172¿ 54.1' W and is part of the Tokelau Seamounts on the Pacific Plate. It is 3930 m high with the top at -900 m and the ocean bottom at -4830 m. The seamount has a volume of 3622 km3 and is moderately elongated with an azimuth of approximately 141¿. The edges are slightly irregular with three predominate rifts observed. Saddles connect Ufiata to Pogisa Seamount to the east and Atafu Atoll to the south. |
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Ufiata Seamount -- Multibeam data merged with predicted satellite bathymetry |
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Ufiata Seamount -- Multibeam bathymetry |
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Ufiata Seamount -- Predicted satellite bathymetry |
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Ufiata Seamount -- Residual bathymetry |
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Tokelau Seamounts -- Multibeam data merged with predicted satellite bathymetry |
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Tokelau Seamounts -- Multibeam bathymetry |
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Tokelau Seamounts -- Predicted satellite bathymetry |
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Tokelau Seamounts -- Residual bathymetry |
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Ufiata Seamount -- Multibeam data merged with predicted satellite bathymetry |
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Ufiata Seamount -- Multibeam bathymetry |
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Ufiata Seamount -- Predicted satellite bathymetry |
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Ufiata Seamount -- Residual bathymetry |
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Tokelau Seamounts -- Multibeam data merged with predicted satellite bathymetry |
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Tokelau Seamounts -- Multibeam bathymetry |
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Tokelau Seamounts -- Predicted satellite bathymetry |
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Tokelau Seamounts -- Residual bathymetry |
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High resolution 40Ar/39Ar ages for the Tokelau seamount trail: sample AVON2-57-1 -- graphs, spreadsheet |
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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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| 2472 |
141.0 |
246.0 |
33.6 |
14.3 |
2.342 |
100.1 |
63.1 |
1.586 |
| 2865 |
141.6 |
403.7 |
38.1 |
17.0 |
2.240 |
112.5 |
79.9 |
1.408 |
| 3258 |
140.2 |
589.7 |
42.6 |
20.9 |
2.041 |
124.4 |
94.3 |
1.320 |
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| 67 % Multibeam Coverage |
2.21 ± 0.15 |
1.44 ± 0.14 |
| 3930 m High |
| 2 Summits |
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