Cruise inventory

RRS John Murray JM13/74

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS John Murray (74MJ)
Cruise identifierJM13/74
Cruise period1974-09-24 — 1974-10-19
StatusCompleted
Objectives13/74,IGS
Chief scientistJ M Miller (Institute of Geological Sciences, Keyworth)
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
Track chartsRRS John Murray JM13/74 cruise track — trk1443.html
Measurements 
Geology and geophysics 
DredgeQuantity: number of deployments = 13
GrabQuantity: number of samples = 13
Core - soft bottomQuantity: number of cores = 13
Multi-beam echosoundingQuantity: track kilometres = 1360
Seismic refractionQuantity: track kilometres = 1360
Description: Sparker
Other geological/geophysical measurementsQuantity: track kilometres = 1360
Description: Pinger
Other geological/geophysical measurementsQuantity: track kilometres = 1360
Description: Seabed gamma spectrometry