CP2 Regional Sea Boundaries: Irish Sea, Minches & Western Scotland, Offshore 1:250k: Anglesey, Clyde, Isle of Man, Malin, SeaVoX Sub-Ocean: INNER SEAS OFF THE WEST COAST OF SCOTLAND, IRISH SEA
Report: Day, GA, and Sunderland, J. 1970. Cruise Report for MV Surveyor, North Channel Survey. MGU Project 70/04. (IGS Report No 13) Positioning: No information provided in the cruise report. Main Chain Decca presumed with coastal coorrections as necessary Echo Sounding: Presumed to be Kelvin Hughes MS 32 Sonar Systems: EG&G side-scan sonar. Transit sonar (Kelvin Hughes?). Seismic Systems: Sparker System: EG&G sparker system with 263b hydrophone streamer and 254 recorder. Most lines run at 1kJ Gravitymeter: Presumed to be LaCoste and Romberg Air Sea gravity meter. Magnetometer: Presumed to be 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.
unrestricted use, copyright acknowledgement
Geophysical Survey 1970/4: North Channel (30/08/1970 to 16/10/1970)
Echo Sounder, Gravimeter, Magnetometer, 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]"