Samples and associated geological data are held at the British Geological Survey for Maritime Coastguard Agency (MCA), Civil Hydrography Programme (CHP), Bathymetric Survey HI1268; Fishermans Gat, Area in SqKm: 3, (10/06/2008 to 09/09/2008), Standard: IHO S44ed5 Order 1a. Contract: RRS (2006 LT). FY 2008/09. Contractor: MMT.