Geophysical Survey 1970/3: Moray Firth and East and south of Orkney (23/05/1970 to 17/06/1970)
unrestricted use, copyright acknowledgement
Echo Sounder, Gravimeter, Magnetometer, Sidescan Sonar, Sparker, Transit Sonar
Available under the Open Government Licence subject to the following acknowledgement accompanying the reproduced British Geological Survey materials "Contains British Geological Survey materials ©UKRI [year]"
CP2 Regional Sea Boundaries: Minches & Western Scotland, Northern North Sea, Scottish Continental Shelf, Offshore 1:250k: Bosies Bank, Caithness, Fair Isle, Great Glen, Moray-Buchan, Orkney, Peterhead, Sutherland, Tay-Forth, SeaVoX Sub-Ocean: INNER SEAS OFF THE WEST COAST OF SCOTLAND, NORTH SEA, NORTHEAST ATLANTIC OCEAN (40W)
Report: Sunderland, J, and Tully, M. 1970. Cruise Report for MV Surveyor. MGU Project 70/03. (IGS Report No 9) Positioning: Main Chain Decca using Decca Type 1844 Type receiver. Coastline corrections were applied to reduce fixed errors when within 0.5 Nm of the coast. Echo Sounding: Kelvin Hughes MS 32 Sonar Systems: EG&G side-scan sonar. Kelvin Hughes Transit sonar also used. Seismic Systems: Sparker System: EG&G sparker system with 263b hydrophone streamer. Most lines run at 1kJ Gravitymeter: LaCoste and Romberg Air Sea gravity meter. Magnetometer: RVU Barringer magnetometer
For more detailed information on the acquisition equipment and data collection techniques, operational standards, data processing methods and quality control procedures used on this survey see the Report of Survey/Cruise Report and associated documentation where available. The information available may vary depending on the age of the survey. Data are checked and loaded to the BGS Coastal and Marine data management system following BGS marine data management procedures.