Department for Environment, Food and Rural Affairs (DEFRA) MCZ: North St Georges Channel: Multibeam and Sidescan Sonar survey nsgc_1_2012: Irish Sea (24/02/2012 to 31/03/2012)

Full coverage multibeam survey collecting bathymetry and backscatter to client specifications, namely International Hydrographic Organization (IHO) Order 1a standard, WGS84 latitude and longitude co-ordinates collected by RTG Global Positioning System (RTG-GPS), depths corrected to Chart Datum (CD), cross lines run at 20 times spacing of main lines. High and low frequency side scan sonar data collected in 2 locations (SCC1 & SCC2) 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.