Planned maintenance — 18th January 2018 12:00 to 22nd January 2018 09:00 [more]

Cruise inventory

RRS John Murray JM3/72

Cruise plan

Cruise Info. 
Ship name (ship code)RRS John Murray (74MJ)
Cruise identifierJM3/72
Cruise period1972-03-08 — 1972-03-15
ObjectivesSparker,Magnetometer,PDR Survey in area of electr.resistivity anomaly discovered in 1971
Chief scientistTim J G Francis (National Institute of Oceanography)
Ocean/sea areas 
GeneralBristol Channel
Bay of Biscay
Geology and geophysics 
Multi-beam echosoundingQuantity: track kilometres = 138.9
Single channel seismic reflectionQuantity: track kilometres = 138.9
Magnetic measurementsQuantity: track kilometres = 138.9
Other geological/geophysical measurementsQuantity: number of deployments = 3
Description: instrument development in deep water