Samples and associated geological data are held at the British Geological Survey for Maritime Coastguard Agency (MCA), Civil Hydrography Programme (CHP), Bathymetric Survey HI1265; Long Sand Head (TE5A), Area in SqKm: 56; Long Sand Head (TE5), Area in SqKm: 6, (10/06/2008 to 16/09/2008), Standard: IHO S44ed4 Order 1. Contract: RRS (2006 LT). FY 2008/09. Contractor: MMT.