Bathymetry (OceanWise Marine Themes DEM)
This map layer is a Web Map Service provided by a third party. Data is automatically updated and made available by the data owners, but can be viewed in the NMPi portal. For detailed information about layers supplied by third parties, we recommend contacting the data owner directly
OceanWise's Marine Themes Digital Elevation Model (DEM) utilises the most recent commercial single and multi-beam survey and lidar data available, with chart-derived data providing additional coverage. The data is available at two scales: 1 arcsecond and 6 arcsecond.