Geophysics Survey 1971/4: Brest to Scilly Isles (gravity/magnetics), northern Irish Sea (refraction), Malin Sea (gravity) and off Skye (refraction) (08/06/1971
Gravimeter, Magnetometer, Pinger, Refraction or Wide-angle Reflection
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CP2 Regional Sea Boundaries: Irish Sea, Minches & Western Scotland, Western Channel & Celtic Sea, Offshore 1:250k: Clyde, Lands End, Lizard, Malin, Oussant, SeaVoX Sub-Ocean: CELTIC SEA, INNER SEAS OFF THE WEST COAST OF SCOTLAND
Report: Bacon, M. 1971. Irish Sea Refraction Experiments. MGU Project 71/04. (IGS Report No 19) Positioning: Presumed to be Decca Mainchain Echo sounding: No information but may have been ORE sub-bottom profiler as on previous cruise 71/03. Seismic systems: Refraction ICI Aquaseis was the explosive source with UEL sonobuoys. No digital navigation data for this. Gravitymeter: LaCoste and Romberg gravity meter. Magnetometer: 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.
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