RRS John Murray JM6/74

Cruise summary report

Cruise Info.
Ship name (ship code)	RRS John Murray (74MJ)
Cruise identifier	JM6/74
Cruise period	1974-04-27 — 1974-05-15
Status	Completed
Objectives	6/74,IGS
Chief scientist	J M Miller (Institute of Geological Sciences, Keyworth)
Ocean/sea areas
General	Irish Sea and St. George's Channel North East Atlantic Ocean (limit 40W)
Measurements
Geology and geophysics
Dredge	Quantity: number of deployments = 58 Description: Cone
Grab	Quantity: number of samples = 58 Description: Shipek
Core - soft bottom	Quantity: number of cores = 58
Multi-beam echosounding	Quantity: track kilometres = 1033
Long/short range side scan sonar	Quantity: track kilometres = 1033 Description: MS47
Seismic refraction	Quantity: track kilometres = 1033 Description: Sparker
Other geological/geophysical measurements	Quantity: track kilometres = 1033 Description: Seabed gamma spectrometer