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

Detailed Seamount Information
Hao Atoll

IndexSMNT-182S-1409W ClassificationLarge C2 Atoll
Location18º 20.33' S
140º 50.91' W
Elongation
Irregularity
1.94 ± 0.33
1.52 ± 0.03
Plate Age41.3 - 46.3 Ma Oceanic ProvinceAbyssal Plateau
RegionTuamotu Seamount Trail Alternative Names
PlatePacific Plate Age 
Tectonic SettingHotspot Trail Seamount Top0 m
Volume11089 km3 Ocean Bottom3190 m
Shelf Edge
  Volcanic Activity 
Description
Hao Atoll is located at 18¿ 20.3' S, 140¿ 50.9' W and is part of the Tuamotu Seamount Trail on the Pacific Plate. It is 3190 m high with the top at sealevel and the ocean bottom at -3190 m. The seamount is large with a volume of 11088 km3. It is slightly elongated in a southeast, northwest direction with an azimuth of approximately 135¿. The edges of the seamount are moderately irregular.
BATHYMETRIC MAPS  [ 4 SEAMOUNT MAPS AND 2 REGIONAL MAPS ] Click to collapse

Hao Atoll -- Multibeam data merged with predicted satellite bathymetry
Hao Atoll -- Multibeam bathymetry
Hao Atoll -- Predicted satellite bathymetry
Hao 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
MULTIBEAM RAW DATA FILES  [ 5 FILES ] Click to expand
MORPHOLOGY ANALYSIS Click to expand
Click to return to previous page