• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2016-01-25T00:00:00.000+00:00

Shoreline of Olosega, American Samoa

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2016-01-25T00:00:00.000+00:00

FEMA Flood hazard zones for the islands of Ofu and Olosega, American Samoa

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-09-22T00:00:00.000+00:00

A 5-m resolution gridded digital elevation model (DEM) for the bathymetry (ocean depth) surrounding the islands of Ofu and Olosega in American Samoa compiled from ship-borne multibeam sonar...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-04-28T00:00:00.000+00:00

Gridded bathymetry of the banktop and slope environments of Ofu and Olosega Islands of the Manu'a Island group, American Samoa. This survey provides almost complete coverage between 20 and 250...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2004-11-30T00:00:00.000+00:00

Gridded bathymetry of the submarine volcanos between Olosega and Ta'u Islands of the Manu'a Island group, American Samoa This survey provides almost complete coverage between 20 and 350 meters....

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-04-28T00:00:00.000+00:00

Slope is derived from gridded (5 m cell size) multibeam bathymetry, collected aboard R/V AHI, and bathymetry derived from multispectral IKONOS satellite imagery. Cell values reflect the maximum...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-05-11T00:00:00.000+00:00

A 10-meter resolution land surface digital elevation model (DEM) for the Manua Islands of Ofu and Olosega in American Samoa from U.S. Geological Survey (USGS) 1/3 arc-second DEM quadrangles. For a...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-02-13T00:00:00.000+00:00

Belt transects along 3 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 9 sites at Ofu and Olosega Islands in American Samoa in February,...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-04-28T00:00:00.000+00:00

Gridded bathymetry of the banktop and slope environments of Ofu and Olosega Islands of the Manu'a Island group, American Samoa. This survey provides almost complete coverage between 20 and 300...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2001-03-22T00:00:00.000+00:00

Belt transects along 2 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 10 sites around Ofu and Olosega Island in American Samoa from 28...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-02-25T00:00:00.000+00:00

Stationary Point Counts at 4 stations at each survey site were surveyed as part of Rapid Ecological Assessments conducted at 9 sites at Ofu and Olosega Islands in American Samoa in February, 2004...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-04-28T00:00:00.000+00:00

Rugosity is derived from gridded (5 m cell size) multibeam bathymetry, collected aboard R/V AHI, and bathymetry derived from multispectral IKONOS satellite imagery using the Benthic Terrain...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2016-01-25T00:00:00.000+00:00

A 5-m resolution gridded digital elevation model (DEM) grayscale hillshade for the bathymetry (ocean depth) surrounding the islands of Ofu and Olosega in American Samoa compiled from ship-borne...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-02-13T00:00:00.000+00:00

Belt transects along 2 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 8 sites at Ofu and Olosega Islands in American Samoa in February,...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-03-22T00:00:00.000+00:00

Point-count surveys at 50-cm intervals were conducted along 2 consecutively placed, 25m line transect lines, as part of Rapid Ecological Assessments conducted at 10 sites around Ofu and Olosega...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2016-01-25T00:00:00.000+00:00

A 10-meter resolution land surface digital elevation model (DEM) grayscale hillshade for the Manua Islands of Ofu and Olosega in American Samoa derived from United States Geological Survey (USGS)...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-03-10T00:00:00.000+00:00

Stationary Point Counts at 4 stations at each survey site were surveyed as part of Rapid Ecological Assessments (REA) conducted at 12 sites around Ofu-Olosega in the American Samoa (AS) during...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-03-10T00:00:00.000+00:00

Belt transects along 3 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 12 sites at Ofu-Olosega in the American Samoa (AS) during...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-03-01T00:00:00.000+00:00

Belt transects along 1 or 2 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 10 sites at Ofu and Olosega Islands in American Samoa in...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-10-13T00:00:00.000+00:00

Preliminary hard and soft seafloor substrate map derived from an unsupervised classification of multibeam backscatter and bathymety derivatives at Ofu and Olosega Islands, Territory of American...

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