RRS Shackleton S1/81 legs 7-8

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Shackleton (74SF)
Cruise identifierS1/81 legs 7-8
Cruise period1981-08-19 — 1981-09-19
Chief scientistColin P Brett (Institute of Geological Sciences, Edinburgh), Geoff A Day (Institute of Geological Sciences, Edinburgh), Michael C Tully (Institute of Geological Sciences, Edinburgh)
Ocean/sea areas 
GeneralEnglish Channel
North Sea
Irish Sea and St. George's Channel
Bay of Biscay
Track chartsRRS Shackleton S1/81 legs 7-8 cruise track — trk2641.html
Geology and geophysics 
Single-beam echosoundingQuantity: track kilometres = 5244.864
Long/short range side scan sonarQuantity: track kilometres = 2685.4
Description: UDI;145nm Pinger
Seismic refractionQuantity: track kilometres = 2746.516
Description: sparker;1508nm airgun;1432nm Boomer
Gravity measurementsQuantity: track kilometres = 5244.864
Magnetic measurementsQuantity: track kilometres = 5033.736