Cruise summary report
Cruise Info. | |
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Ship name (ship code) | RRS John Murray (74MJ) |
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Cruise identifier | JM7/73 |
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Cruise period | 1973-07-17 — 1973-08-01 |
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Status | Completed |
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Objectives | Marine geology studies in the Western Approaches |
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Chief scientist | Douglas Hamilton (University of Bristol Geology Department) |
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Ocean/sea areas | |
General | Celtic Sea |
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Specific | 48-51N;05-11W |
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Track charts | |
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Measurements | |
Physical oceanography | |
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Current meters | Quantity: number of deployments = 1 Description: velocity gradient unit;2 plessey current meter |
Geology and geophysics | |
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Dredge | Quantity: number of deployments = 3 |
Grab | Quantity: number of samples = 2 |
Core - rock | Quantity: number of cores = 10 Description: 6 cores with umel corer and 4 cores with free-fall corer |
Bottom photography | Quantity: number of deployments = 6 |
Multi-beam echosounding | Quantity: track kilometres = 2038 |
Long/short range side scan sonar | Quantity: track kilometres = 2038 |
Single channel seismic reflection | Quantity: track kilometres = 2038 |