Samples and associated geological data are held at the British Geological Survey for Maritime Coastguard Agency (MCA), Civil Hydrography Programme (CHP), Bathymetric Survey HI1152; Wee Bankie to Gourdon (A + B), Area in SqKm: 4291, (17/07/2006 to 05/09/2006), Standard: IHO S44ed4 Order 1. Contract: Medium (LT). FY 2006/07. Contractor: Gardline.