ESRI ArcGIS and ArcHydro of the Exe Catchment, South West England.
Overview map of the Exe catchment where the steepest slopes most vulnerable to soil erosion have been calculated using a raster calculator in ArcGIS. The catchments location can be seen in the South West output map and a 3D model of the catchment has been made using ArcScene.
1. Slope map of the Exe catchment, showing the River Culm and River Exe.
2. DEM of the Exe catchment, with a highlighted sub watershed area which includes in River Culm. Drainage density for the sub watershed is shown in the graph.
Created in ArcGIS using ArcHydro. Flow path tracking was used in order to predict flow paths in the sub watershed.
