RRS John Murray JM6/68 Leg 2
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RRS John Murray (74MJ) |
| Cruise identifier | JM6/68 Leg 2 |
| Cruise period | 1968-05-21 — 1968-06-03 |
| Status | Completed |
| Port of departure | Plymouth, United Kingdom |
| Port of return | Plymouth, United Kingdom |
| Purpose | Research |
| 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. |
| Chief scientist | Andrew J Smith (University College London, Department of Geology) |
| Cruise report |  (0.12 MB) |
| Ocean/sea areas | |
| General | English Channel |
| Specific | English Channel |
| Track charts | (0.04 MB) |
| Measurements | |
| Geology and geophysics | |
| 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 |
