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

Detailed Seamount Information
Tisa Seamount

IndexSMNT-144S-1712W ClassificationSmall C1 Seamount
Location14º 24.44' S
171º 13.41' W		 Elongation
Irregularity		1.21 ± 0.05
1.55 ± 0.05
Plate Age Oceanic ProvinceAbyssal Plain
RegionSamoan Hotspot Trail Alternative NamesSeamount 819
PlatePacific Plate Age 
Tectonic SettingHotspot Trail Seamount Top860 m
Volume1046 km3 Ocean Bottom3575 m
Shelf Edge
  Volcanic ActivityExtinct
Description
Tisa Seamount is located at 14¿ 24.4' S, 171¿ 13.4' W and is part of the Samoan Hotspot Trail on the Pacific Plate. The seamount is 2715 m high with the top at -860 m and the ocean bottom at -3575 m. It is fairly small with a volume of 1046 km3. The seamount is relatively round with little elongation and a azimuth of approximately 93¿. The edges of the seamount are moderately irregular.
BATHYMETRIC MAPS  [ 4 SEAMOUNT MAPS AND 6 REGIONAL MAPS ] Click to collapse
Tisa Seamount -- Multibeam data merged with predicted satellite bathymetry
Tisa Seamount -- Multibeam bathymetry
Tisa Seamount -- Predicted satellite bathymetry
Tisa Seamount -- Residual bathymetry

Samoan Hotspot Trail -- Multibeam bathymetry

Samoan Hotspot Trail -- Predicted satellite bathymetry

Samoan Hotspot Trail -- Tile 1 -- Multibeam data merged with predicted satellite bathymetry

Samoan Hotspot Trail -- Tile 1 -- Multibeam bathymetry

Samoan Hotspot Trail -- Tile 1 -- Predicted satellite bathymetry

Samoan Hotspot Trail -- Tile 1 -- Residual bathymetry
GRID FILES  [ 4 SEAMOUNT FILES AND 6 REGIONAL FILES ] Click to expand
MORPHOLOGY ANALYSIS Click to expand
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