Samples and associated geological data are held at the British Geological Survey for Maritime Coastguard Agency (MCA), Civil Hydrography Programme (CHP), Bathymetric Survey HI1406; Lizard Point to Dodman Point (Falmouth Bay), Area in SqKm: 129, (18/02/2013 to 08/03/2013), Standard: IHO S44ed5 Order 1a. Contract: Medium (2011). FY 2012/13. Contractor: NetSurvey.