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USGS 10-m Digital Elevation Model (DEM): American Samoa: Tutuila: Hillshade
A 10-meter resolution land surface digital elevation model (DEM) grayscale hillshade for the island of Tutuila in American Samoa derived from United States Geological Survey... -
NOAA/PIBHMC 5-m Bathymetry: American Samoa: Tutuila: Hillshade
A 5-m resolution gridded digital elevation model (DEM) grayscale hillshade for the bathymetry (ocean depth) surrounding Tutuila Island in American Samoa compiled from ship-borne... -
Seafloor Rugosity, 5m - Tutuila, American Samoa
Rugosity is derived from gridded (5 m cell size) multibeam bathymetry, collected aboard NOAA Ship Hiialaka'i and R/V AHI, using the Benthic Terrain Modeler with rugosity methods... -
Bathymetric Position Index (BPI) Zones, 5m - Tutuila, American Samoa
Bathymetric position index (BPI) zones are derived from a focal mean analysis on bathymetry and slope. The grid is based on gridded (5 m cell size) multibeam bathymetry,... -
Bathymetric Position Index (BPI) Structures, 5m - Tutuila, American Samoa
Bathymetric position index (BPI) structures are derived from two scales of a focal mean analysis on bathymetry; slope; and depth. The grid is based on gridded (5 m cell size)... -
Hard-Soft Seafloor Classification, 5m (Reson) - Tutuila, American Samoa
Preliminary hard and soft seafloor substrate map derived from an unsupervised classification of multibeam backscatter and bathymety derivatives at Tutuila Island, American... -
Seafloor Slope, 5m - Tutuila, American Samoa
Slope is derived from gridded (5 m cell size) multibeam bathymetry, collected aboard NOAA Ship Hiialaka'i and R/V AHI, Cell values reflect the maximum rate of change (in... -
Hard-Soft Seafloor Classification, 5m (Simrad) - Tutuila, American Samoa
Preliminary hard and soft seafloor substrate map derived from an unsupervised classification of multibeam backscatter and bathymety derivatives at Tutuila Island, American...