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

Cruise inventory

RRS John Murray JM8/75

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS John Murray (74MJ)
Cruise identifierJM8/75
Cruise period1975-05-31 — 1975-06-13
ObjectivesIGS 8/75
Chief scientistJ M Miller (Institute of Geological Sciences, Keyworth)
Ocean/sea areas 
GeneralNorth Sea
Geology and geophysics 
DredgeQuantity: number of deployments = 26
Description: cone
GrabQuantity: number of samples = 26
Description: shipek
Multi-beam echosoundingQuantity: track kilometres = 859
Long/short range side scan sonarQuantity: track kilometres = 859
Description: MS47
Seismic refractionQuantity: track kilometres = 859
Description: sparker
Other geological/geophysical measurementsQuantity: track kilometres = 859
Description: pinger, seabed gamma spectrometry