Cruise inventory

RRS John Murray JM11/68 Leg 1

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS John Murray (74MJ)
Cruise identifierJM11/68 Leg 1
Cruise period1968-11-21 — 1968-12-04
StatusCompleted
Port of departurePlymouth, United Kingdom
Port of returnPlymouth, United Kingdom
PurposeResearch
ObjectivesGravity, Magnetic and Seismic survey in the Bay of Biscay
Chief scientistF Gray (University of Cambridge Department of Earth Sciences)
Cruise reportRRS John Murray JM11/68 Leg 1 cruise report john_murray11_68.pdf — access key 'C' (0.28 MB) 
Ocean/sea areas 
GeneralBay of Biscay
SpecificBay of Biscay
Track chartsRRS John Murray JM11/68 Leg 1 cruise track — john_murray11_68trk.pdf (00 MB) 
Measurements 
Biology and fisheries 
Gear researchDescription: winch trials
Gear researchDescription: refraction sonobuoy, P.D.R. fish and magnetometer testing
Geology and geophysics 
Seismic refractionQuantity: number of profiles = 2
Description: refraction lines
Gravity measurementsQuantity: number of profiles = 2
Description: gravity and magnetic traverse
Magnetic measurementsQuantity: number of profiles = 2
Description: gravity and magnetic traverse