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

Detailed Seamount Information
Ahunui Seamount

IndexSMNT-196S-1404W ClassificationSmall A2 Seamount
Location19º 38.10' S
140º 24.34' W
Elongation
Irregularity
1.54 ± 0.11
1.18 ± 0.01
Plate Age42.4 - 44.2 Ma Oceanic ProvinceAbyssal Plateau
RegionTuamotu Seamount Trail Alternative Names
PlatePacific Plate Age 
Tectonic SettingHotspot Trail Seamount Top775 m
Volume2060 km3 Ocean Bottom3415 m
Shelf Edge
  Volcanic Activity 
Description
Ahunui Seamount is located at 19¿ 38.1' S, 140¿ 24.4' W and is part of the Tuamotu Seamount Trail on the Pacific Plate. It is 2640 m high with the top at -775 m and ocean bottom at -3415 m. The seamount is fairly small with a volume of 2059 km3. It is slightly elongated in a southeast, northwest direction with an azimuth of 128¿. The edges of the seamount are relatively smooth.
BATHYMETRIC MAPS  [ 4 SEAMOUNT MAPS AND 2 REGIONAL MAPS ] Click to collapse

Ahunui Seamount -- Multibeam data merged with predicted satellite bathymetry
Ahunui Seamount -- Multibeam bathymetry
Ahunui Seamount -- Predicted satellite bathymetry
Ahunui Seamount -- 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
MULTIBEAM RAW DATA FILES  [ 4 FILES ] Click to expand
MORPHOLOGY ANALYSIS Click to expand
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