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

Detailed Seamount Information
Tamana Seamount

IndexSMNT-025S-1760E ClassificationSmall A2 Seamount
Location2º 28.38' S
175º 58.00' E		 Elongation
Irregularity		1.58 ± 0.05
1.12 ± 0.02
Plate Age125.9 - 126.4 Ma Oceanic ProvinceAbyssal Plain
RegionGilberts Ridge Alternative Names
PlatePacific Plate Age 
Tectonic SettingHotspot Trail Seamount Top690 m
Volume2266 km3 Ocean Bottom4475 m
Shelf Edge
  Volcanic ActivityExtinct
Description
Tamana Seamount is located at 2¿ 28.0' S, 175¿ 57.9' E and is part of the Gilberts Ridge region on the Pacific Plate. It is 3309 m high with the top at -1000 m and the ocean bottom at -4309 m. The seamount has a volume of 1949 km3 and is slightly elongated with an azimuth of approximately 151¿. The edges are fairly smooth and the summit is located along the southern edge of the seamount. To the northeast of Tamana is Tuba Seamount.
BATHYMETRIC MAPS  [ 4 SEAMOUNT MAPS AND 4 REGIONAL MAPS ] Click to collapse
Tamana Seamount -- Multibeam data merged with predicted satellite bathymetry
Tamana Seamount -- Multibeam bathymetry
Tamana Seamount -- Predicted satellite bathymetry
Tamana Seamount -- Residual bathymetry

Gilberts Ridge -- Multibeam data merged with predicted satellite bathymetry

Gilberts Ridge -- Multibeam bathymetry

Gilberts Ridge -- Predicted satellite bathymetry

Gilberts Ridge -- Residual bathymetry
GRID FILES  [ 4 SEAMOUNT FILES AND 4 REGIONAL FILES ] Click to expand
MORPHOLOGY ANALYSIS Click to expand
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