Full coverage multibeam survey collecting bathymetry and backscatter to client specifications, namely International Hydrographic Organization (IHO) Order 1a standard, UTM 30N co-ordinates collected by Real Time Kinematic Global Positioning System (RTK-GPS), depths corrected to Chart Datum via VORF (CD), cross lines run at 20 times spacing of main lines. Raw and processed data delivered to Centre for Environment, Fisheries and Aquaculture Science, UK (Cefas) complete with georeferenced mosaics and GeoTiffs images. These data are archived with the Marine Environmental Data and Information Network (MEDIN) Data Archive Centres (DACs) including the British Geological Survey (BGS) DAC for geology and geophysics, The Archive for Marine Species and Habitats Data (DASSH) and the United Kingdom Hydrographic Office (UKHO) bathymetry DAC. The full site data package including raw is also available on request from BGS.