Samples and associated geological data are held at the British Geological Survey for Maritime Coastguard Agency (MCA), Civil Hydrography Programme (CHP), Bathymetric Survey HI1460; Dover Strait RRS - DWR C1, Area in SqKm: 7, (15/06/2014 to 16/06/2014), Standard: IHO S44ed5 Order 1a. Contract: RRS. FY 2014/15. Contractor: EGS.