Seamount Catalog
Development and Maintenance by the EarthRef.org Database Team

Detailed Seamount Information
Amanu Atoll

IndexSMNT-178S-1408W ClassificationSmall A3 Atoll
Location17º 48.35' S
140º 46.26' W		 Elongation
Irregularity		2.16 ± 0.09
1.03 ± 0.04
Plate Age43.7 - 45.9 Ma Oceanic ProvinceAbyssal Plateau
RegionTuamotu Seamount Trail Alternative Names
PlatePacific Plate Age 
Tectonic SettingHotspot Trail Seamount Top115 m
Volume4422 km3 Ocean Bottom3475 m
Shelf Edge
  Volcanic Activity 
Description
Amanu Atoll is located at 17¿ 48.3' S, 140¿ 46.3' W and is part of the Tuamotu Seamount Trail on the Pacific Plate. It is 3360 m high with the top at -115 m and ocean bottom at -3475 m. The seamount is fairly small with a volume of 4421 km3. It is moderately elongated in a northeast, southwest direction with an azimuth of 49¿. The edges of the seamount are relatively smooth.
BATHYMETRIC MAPS  [ 4 SEAMOUNT MAPS AND 2 REGIONAL MAPS ] Click to collapse
Amanu Atoll -- Multibeam data merged with predicted satellite bathymetry
Amanu Atoll -- Multibeam bathymetry
Amanu Atoll -- Predicted satellite bathymetry
Amanu Atoll -- Residual bathymetry

Tuamotu Seamount Trail -- Multibeam bathymetry

Tuamotu Seamount Trail -- Predicted satellite bathymetry
GRID FILES  [ 4 SEAMOUNT FILES AND 2 REGIONAL FILES ] Click to expand
MORPHOLOGY ANALYSIS Click to expand
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