RRS John Murray JM4/81

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS John Murray (74MJ)
Cruise identifierJM4/81
Cruise period1981-04-14 — 1981-04-26
ObjectivesStudy of physical oceanography and sediments in the Irish Sea between Anglesey and the Cumbrian coast.
Chief scientistKenneth F Bowden (University of Liverpool Department of Oceanography)
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
Track chartsRRS John Murray JM4/81 cruise track — trk2752.html
Physical oceanography 
CTD stationsQuantity: number of stations = 5
Current metersQuantity: number of deployments = 3
Description: 3 days
Other physical oceanographic measurementsQuantity: number of measurements = 6
Geology and geophysics 
GrabQuantity: number of samples = 5
Multi-beam echosoundingQuantity: track kilometres = 75