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RRS John Murray JM1/70 Leg1

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS John Murray (74MJ)
Cruise identifierJM1/70 Leg1
Cruise period1970-01-28 — 1970-02-12
StatusCompleted
Port of departureBarry, United Kingdom
Port of returnBarry, United Kingdom
PurposeResearch
ObjectivesGeophysical survey.
Chief scientistMichael C Tully (Institute of Geological Sciences, Edinburgh)
Cruise reportRRS John Murray JM1/70 Leg1 cruise report john_murray1_70.pdf (0.24 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
SpecificIrish Sea
Measurements 
Geology and geophysics 
Long/short range side scan sonar
Gravity measurementsQuantity: number of track lines = 9
Description: lines 1, 3, 18-22, 28 and 29; gravity recorded
Magnetic measurementsQuantity: number of track lines = 9
Description: lines 1, 3, 18-22, 28 and 29; magnetometer records
Other geological/geophysical measurementsQuantity: number of track lines = 3
Description: sparkers on lines 1, 3 and 19