Anaa Ridge | |
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Index | SMNT-174S-1455W |
Classification | Large B5 Ridge |
Location | 17º 24.04' S 145º 31.02' W |
Elongation Irregularity | 6.18 ± 0.27 1.30 ± 0.10 |
Plate Age | 52.5 - 59.6 Ma |
Oceanic Province | Abyssal Plateau |
Region | Tuamotu Seamount Trail |
Alternative Names | |
Plate | Pacific Plate |
Age | |
Tectonic Setting | Hotspot Trail |
Seamount Top | 105 m |
Volume | 11438 km3 |
Ocean Bottom | 3520 m |
Shelf Edge
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Volcanic Activity | |
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| Description | Anaa Ridge is located at 17¿ 24' S, 145¿ 31' W and is part of the Tuamotu Seamount Trail on the Pacific Plate. It is 3415 m high with the top at -105 m and the ocean bottom at -3520 m. The seamount is large with a volume of 11437 km3. It is very elongated in a southeast, northwest direction with an azimuth of 129¿. The edges of the seamount are slightly irregular. |
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Anaa Ridge -- Multibeam data merged with predicted satellite bathymetry |
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Anaa Ridge -- Multibeam bathymetry |
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Anaa Ridge -- Predicted satellite bathymetry |
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Anaa Ridge -- Residual bathymetry |
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Tuamotu Seamount Trail -- Multibeam bathymetry |
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Tuamotu Seamount Trail -- Predicted satellite bathymetry |
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Anaa Ridge -- Multibeam data merged with predicted satellite bathymetry |
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Anaa Ridge -- Multibeam bathymetry |
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Anaa Ridge -- Predicted satellite bathymetry |
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Anaa Ridge -- Residual bathymetry |
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Tuamotu Seamount Trail -- Multibeam bathymetry |
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Tuamotu Seamount Trail -- Predicted satellite bathymetry |
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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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1471 |
129.0 |
1172.6 |
108.3 |
18.1 |
5.999 |
268.7 |
194.3 |
1.383 |
1813 |
129.7 |
2003.7 |
136.4 |
21.0 |
6.484 |
314.0 |
262.6 |
1.196 |
2154 |
129.5 |
2777.1 |
157.1 |
26.0 |
6.050 |
397.8 |
300.1 |
1.325 |
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30 % Multibeam Coverage |
6.18 ± 0.27 |
1.30 ± 0.10 |
3415 m High |
1 Summit |
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