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RRS John Murray JM12B/75
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RRS John Murray (74MJ) |
| Cruise identifier | JM12B/75 |
| Cruise period | 1975-09-09 — 1975-09-18 |
| Status | Completed |
| Objectives | IGS 12B/75 |
| Chief scientist | J M Miller (Institute of Geological Sciences, Keyworth) |
| Ocean/sea areas | |
| General | North Sea |
| Measurements | |
| Geology and geophysics | |
| Dredge | Quantity: number of deployments = 32 Description: cone |
| Multi-beam echosounding | Quantity: track kilometres = 450 |
| Long/short range side scan sonar | Quantity: track kilometres = 450 Description: MS47 |
| Seismic refraction | Quantity: track kilometres = 450 Description: sparker |
| Other geological/geophysical measurements | Quantity: track kilometres = 450 Description: pinger, seabed gamma spectrometry |
