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

Detailed Seamount Information
139.2¿W Seamount

IndexSMNT-505S-1392W ClassificationSmall A2 Seamount
Location50º 27.48' S
139º 10.27' W		 Elongation
Irregularity		1.90 ± 0.07
1.04 ± 0.06
Plate Age45.4 - 46.3 Ma Oceanic ProvinceAbyssal Plain
RegionLouisville Seamount Trail Alternative Names
PlatePacific Plate Age0 Ma
Tectonic SettingHotspot Trail Seamount Top600 m
Volume3069 km3 Ocean Bottom3955 m
Shelf Edge
  Volcanic ActivityExtinct
Description
Unnamed seamount SMNT-505S-1392W is located at 50¿ 27.5' S, 139¿ 10.3' W is part of the Louisville Ridge on the Pacific Plate. The seamount is 3355 m high with the top at -600 m and the ocean bottom at -3955 m. It is a fairly small seamount with a volume of 3068 km3. The seamount is slightly elongated in an east-west direction with an azimuth of approximately 92¿. The edges of the guyot are relatively smooth.
BATHYMETRIC MAPS  [ 3 SEAMOUNT MAPS AND 2 REGIONAL MAPS ] Click to collapse
139.2¿W Seamount -- Multibeam data merged with predicted satellite bathymetry
139.2¿W Seamount -- Predicted satellite bathymetry
139.2¿W Seamount -- Residual bathymetry

Louisville Seamount Trail -- Multibeam bathymetry

Louisville Seamount Trail -- Predicted satellite bathymetry
GRID FILES  [ 4 SEAMOUNT FILES AND 2 REGIONAL FILES ] Click to expand
EARTHREF.ORG REFERENCE DATABASE  [ 1 RELATED PUBLICATION ] Click to expand
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