• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2005-08-01T00:00:00.000+00:00

Backscatter extracted from gridded bathymetry of the banktops and slope of Ofu and Olosega Islands of the Manu'a Island group, American Samoa. This survey provides almost complete coverage between...

• none
• none

• 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...

• none

• 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: 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...

• 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...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-01-25T00:00:00.000+00:00

Hard and soft seafloor substrate map, derived from integrating two existing map products: hard and soft seafloor substrate map derived from an unsupervised classification of multibeam backscatter...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2007-05-01T00:00:00.000+00:00

Multibeam backscatter imagery extracted from gridded bathymetry of Ofu, Olosega, and Ta'u Islands of the Manua Island Group, American Samoa, South Pacific. These data provide coverage between 0...

• none

• 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: 2010-04-28T00:00:00.000+00:00

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, collected aboard R/V AHI, merged with seafloor depths...

• none

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

BPI Structures are derived from two scales of a focal mean analysis on bathymetry and slope. The grid is based on gridded (5 m cell size) multibeam bathymetry, collected aboard R/V AHI merged with...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2012-12-15T00:00:00.000+00:00

This map displays optical validation observation locations and percent coverage of scleractinian coral overlaid on bathymetry.

• none
• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-12-03T00:00:00.000+00:00

Gridded multibeam bathymetry is integrated with bathymetry derived from multipectral IKONOS satellite data. Gridded (5 m cell size) multibeam bathymetry collected aboard NOAA Ship Hiialaka'i and...

• none

• 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: 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: 2012-12-15T00:00:00.000+00:00

Optical validation data were collected using the Tethered Optical Assessment Device (TOAD), a sled equipped with underwater video camera, still camera and lights. Camera sled deployments were...

• none
• none
• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-11-01T00:00:00.000+00:00

Optical validation data were collected using a Tethered Optical Assessment Device (TOAD), an underwater sled equipped with an underwater digital video camera and lights. Data were collected in...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-11-01T00:00:00.000+00:00

Optical validation data were collected using a Tethered Optical Assessment Device (TOAD), an underwater sled equipped with an underwater digital video camera and lights. Data were collected in...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2012-03-19T00:00:00.000+00:00

To support a long-term NOAA Coral Reef Conservation Program (CRCP) for sustainable management and conservation of coral reef ecosystems, from 10, 11, 14, 19 March 2010, line point intercept (LPI)...

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

Belt transects along 2 consecutively-placed, 25m transect lines were surveyed at 50-cm intervals as part of Rapid Ecological Assessments conducted at 22 sites at Ofu and Olosega Islands in...

• 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...