RRS John Murray JM6/68 Leg 2
Cruise summary report
Cruise Info. | |
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Ship name (ship code) | RRS John Murray (74MJ) |
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Cruise identifier | JM6/68 Leg 2 |
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Cruise period | 1968-05-21 — 1968-06-03 |
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Status | Completed |
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Port of departure | Plymouth, United Kingdom |
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Port of return | Plymouth, United Kingdom |
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Purpose | Research |
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Objectives | Obtain information about the solid geology of the sea-floor between Lyme Bay and the Straits of Dover. Achieved by: sampling with a gravity corer; continuous reflection profiling; magnetic traverses. |
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Chief scientist | Andrew J Smith (University College London, Department of Geology) |
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Cruise report | (0.12 MB) |
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Ocean/sea areas | |
General | English Channel |
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Specific | English Channel |
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Track charts | (0.04 MB) |
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Measurements | |
Geology and geophysics | |
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Grab | Description: several sediment samples |
Geophysical measurements made at depth | Description: continuous depth, seismic and magentic properties of the sub-bottom made |
Seismic refraction | Quantity: number of surveys = 1 Description: seismic survey |
Magnetic measurements | Description: series of north and south magnetic traverses |
Other geological/geophysical measurements | Quantity: track kilometres = 2100 Description: (1300 nautical miles) 'Egerton' Sparker records |