• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-08-24T00:00:00.000+00:00

Rugosity is derived from gridded (5 m cell size) multibeam bathymetry, collected aboard NOAA ship Hi'ialakai and R/V AHI using the Benthic Terrain Modeler with rugosity methods by Jeff Jenness...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-12-31T00:00:00.000+00:00

Backscatter imagery extracted from gridded bathymetry of Ni'ihau Island, Hawaii, USA. These data provide almost complete coverage between 0 and 100 meters. The backscatter dataset includes Simrad...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-12-31T00:00:00.000+00:00

Backscatter imagery extracted from gridded bathymetry of Ni'ihau Island, Hawaii, USA. These data provide almost complete coverage between 0 and 100 meters. The backscatter dataset includes Simrad...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-08-24T00:00:00.000+00:00

Slope is derived from gridded (5 m cell size) multibeam bathymetry, collected aboard NOAA ship Hi'ialakai and R/V AHI. Cell values reflect the maximum rate of change (in degrees) in elevation...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-12-31T00:00:00.000+00:00

Backscatter imagery extracted from gridded bathymetry of Ni'ihau Island, Hawaii, USA. These data provide almost complete coverage between 0 and 100 meters. The backscatter dataset includes Simrad...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-04-04T00:00:00.000+00:00

Preliminary hard and soft seafloor substrate map derived from a supervised classification from multispectral World View-2 satellite imagery of Ni'ihau Island, Territory of Main Hawaiian Islands,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2007-08-05T00:00:00.000+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 Ni'ihau in July, 2005 from the NOAA vessel Hi'ialakai...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-08-24T00:00:00.000+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 NOAA ship...

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

Bathymetric data derived from a multipectral World View-2 satellite image mosaiced to provide near complete coverage of nearshore terrain around the islands. Bathymetry values shallower than ~20 m...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-10-22T00:00:00.000+00:00

Preliminary hard and soft seafloor substrate map derived from an unsupervised classification of multibeam backscatter, bathymety derivatives, and bathymetry derived from multispectral World View-2...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-04-04T00:00:00.000+00:00

Preliminary hard and soft seafloor substrate map derived from an unsupervised classification of multibeam backscatter and bathymety derivatives of Ni'ihau Island, Hawaii, USA . The dataset was...

• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-08-24T00:00:00.000+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 NOAA ship Hi'ialakai and R/V AHI. BPI...

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

Gridded multibeam bathymetry is integrated with bathymetry derived from multpectral World View-2 satellite data. Gridded (5 m cell size) multibeam bathymetry collected aboard NOAA Ship Hiialaka'i...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-12-30T00:00:00.000+00:00

Gridded bathymetry shelf, bank and slope environments of Ni'ihau Island. This 5 m grid contains data between 0 and 100 meters. The netCDF and Arc ASCII grids include multibeam bathymetry from the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2026-01-27T00:00:00.000+00:00

This collection consists of Hawaii Coral Reef Assessment and Monitoring Program (CRAMP) surveys and include quantitative estimates of substrate type, rugosity, species type, and percent coverage....

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-02-14T00:00:00.000+00:00

The Nawiliwili, Hawaii Forecast Model Grids provides bathymetric data strictly for tsunami inundation modeling with the Method of Splitting Tsunami (MOST) model. MOST is a suite of numerical...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-10-30T19:22:21.000+00:00

The ship will conduct 24 hour operations consisting of daytime ROV dives and evening/nighttime mapping operations including during transit. During this cruise we will conduct 8 hour ROV...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2012-05-31T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated bathymetric-topographic DEMs are used...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2021-01-06T00:00:00.000+00:00

In 2002, the Environmental Protection Agency (EPA) Environmental Monitoring and Assessment Program (EMAP) National Coastal Assessment (NCA), in conjunction with state agencies, Region 9, and the...

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