Samples and associated geological data are held at the British Geological Survey for Maritime Coastguard Agency (MCA), Civil Hydrography Programme (CHP), Bathymetric Survey HI1523; Dover Strait Routine Resurvey 2016, NH2 Noord Hinder South, Area in SqKm: 21; DWR T Deep Water Route Focused, Area in SqKm: 5; DWR C1 Tail of The Falls, Area in SqKm: 7, (26/07/2016 to 05/08/2016), Standard: IHO S44ed5 Order 1a. Contract: RRS (2016/17). FY 2016/17. Contractor: EGS.