Data Catalog

• Federal

  Curvature Derivative Surface used to characterize the complexity of the seafloor around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

  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...
• Federal

  Backscatter Mosaic used to identify, delineate and classify moderate-depth benthic habitats around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

  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....
• Federal

  Profile Curvature Derivative Surface used to characterize the complexity of the seafloor around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

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

  Principal Components Analysis (PCA) Image used to characterize the complexity of the seafloor around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

  Eight complexity surfaces (mean depth, standard deviation of depth, curvature, plan curvature, profile curvature, rugosity, slope, and slope of slope) were stacked...
• Federal

  Depth (Mean) Layer used to identify, delineate and classify moderate-depth benthic habitats around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

  Mean depth was calculated from the bathymetry surface for each cell using the ArcGIS Spatial Analyst Focal Statistics "Mean" parameter. Mean depth represents the...
• Federal

  Depth (Standard Deviation) Layer used to identify, delineate and classify moderate-depth benthic habitats around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

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

  Plan Curvature Derivative Surface used to characterize the complexity of the seafloor around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

  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...
• Federal

  Bathymetry Surface Layer used to identify, delineate and classify moderate-depth benthic habitats around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

  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....
• Federal

  Slope Derivative Surface used to characterize the complexity of the seafloor around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

  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...
• Federal

  Rugosity Derivative Surface used to characterize the complexity of the seafloor around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

  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...
• Federal

  Slope of the Slope Derivative Surface used to characterize the complexity of the seafloor around St. John, USVI

  National Oceanic and Atmospheric Administration, Department of Commerce —

  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...

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