RRS John Murray JM6/78

Cruise summary report

Cruise Info.
Ship name (ship code)	RRS John Murray (74MJ)
Cruise identifier	JM6/78
Cruise period	1978-06-01 — 1978-06-20
Status	Completed
Chief scientist	J M Miller (Institute of Geological Sciences, Keyworth)
Ocean/sea areas
General	North East Atlantic Ocean (limit 40W)
Measurements
Geology and geophysics
Grab	Quantity: number of cores = 20 Description: shipek
Core - rock	Quantity: number of cores = 9
Multi-beam echosounding	Quantity: track kilometres = 1324
Long/short range side scan sonar	Quantity: track kilometres = 1324 Description: MS47
Single channel seismic reflection	Quantity: track kilometres = 1324 Description: pinger
Seismic refraction	Quantity: track kilometres = 1324 Description: sparker
Other geological/geophysical measurements	Quantity: track kilometres = 1324 Description: seabed gamma spectrometry