• Organization: Department of the Interior
• Updated: 2025-07-30T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

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• Organization: Department of the Interior
• Updated: 2013-04-04T00:00:00Z

These ESRI shape files are of National Park Service tract and boundary data that was created by the Land Resources Division. Tracts are numbered and created by the regional cartographic staff at...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-03-01T00:00:00.000+00:00

This dataset contains an ESRI Geotiff with 1 meter cell size representing the bathymetry of an inshore portion of the NPS's Virgin Islands Coral Reef National Monument, south of St. John, US...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-03-01T00:00:00.000+00:00

This dataset contains an ESRI Geotiff with 2 meter cell size representing the bathymetry of an offshore portion of the NPS's Virgin Islands Coral Reef National Monument, south of St. John, US...

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• Organization: Department of the Interior
• Updated: 2022-03-25T00:00:00Z

Coral reefs are among the most biologically rich and productive ecosystems on earth. This protocol guides the monitoring within the parks that comprise the National Park Service, South...

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• Organization: Department of the Interior
• Updated: 2025-04-18T00:00:00Z

Coral reefs are among the most biologically rich and productive ecosystems on earth. This protocol guides the monitoring within the parks that comprise the National Park Service, South...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-03-01T00:00:00.000+00:00

This image represents a 0.5 meter resolution backscatter mosaic of Grammanik Bank, south of St. Thomas, US Virgin Islands.NOAA's NOS/NCCOS/CCMA Biogeography Team, in collaboration with NOAA vessel...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

Standard deviation of depth was calculated from the bathymetry surface for each cell using the ArcGIS Spatial Analyst Focal Statistics "STD" parameter. Standard deviation of depth represents the...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

This image represents a 2x2 meter resolution backscatter mosaic of the moderate-depth portion of the NPS's Virgin Islands Coral Reef National Monument, south of St. John, US Virgin Islands. The...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

Slope was calculated from the bathymetry surface for each raster cell using ArcGIS's Spatial Analyst 'Slope' Tool. Slope describes the maximum steepness of a terrain (in degrees) within a square...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-03-01T00:00:00.000+00:00

This image represents a 0.5 meter resolution backscatter mosaic of the Mid Shelf Reef south of St. Thomas, US Virgin IslandsNOAA's NOS/NCCOS/CCMA Biogeography Team, in collaboration with NOAA...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

Rugosity was calculated from the bathymetry surface for each cell using the "Rugosity" function in the Benthic Terrain Modeler toolbox (Jenness 2002, 2004; Wright et al., 2005). Rugosity is...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

Curvature was calculated from the bathymetry surface for each raster cell using the ArcGIS 3D Analyst "Curvature" Tool. Curvature describes the rate of change of curvature (in 1/100 z units)...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

Mean depth was calculated from the bathymetry surface for each cell using the ArcGIS Spatial Analyst Focal Statistics "Mean" parameter. Mean depth represents the average depth value (in meters)...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

This image represents a 2x2 meter resolution bathymetry surface of the moderate-depth portion of the NPS's Virgin Islands Coral Reef National Monument, south of St. John, US Virgin Islands. The...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

Profile curvature was calculated from the bathymetry surface for each raster cell using the ArcGIS 3D Analyst "Curvature" Tool. Profile curvature describes the rate of change of curvature...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

Eight complexity surfaces (mean depth, standard deviation of depth, curvature, plan curvature, profile curvature, rugosity, slope, and slope of slope) were stacked and exported to create one image...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

Plan curvature was calculated from the bathymetry surface for each raster cell using the ArcGIS 3D Analyst "Curvature" Tool. Plan curvature describes the rate of change of curvature (perpendicular...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-01-01T00:00:00.000+00:00

Slope of slope was calculated from the bathymetry surface for each raster cell by applying the ArcGIS Spatial Analyst 'Slope' Tool to a previously created slope raster. Slope of slope describes...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-03-01T00:00:00.000+00:00

This image represents a 0.5 meter resolution backscatter mosaic of the Mid Shelf Reef south of St. Thomas, US Virgin IslandsNOAA's NOS/NCCOS/CCMA Biogeography Team, in collaboration with NOAA...

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