Slope Derivative Surface used to characterize the complexity of the seafloor around St. John, USVI
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 3x3 cell neighborhood. The 2x2 meter resolution slope GeoTIFF was exported and added as a new map layer to aid in benthic …