RRS John Murray JM5/76
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RRS John Murray (74MJ) |
| Cruise identifier | JM5/76 |
| Cruise period | 1976-05-04 — 1976-05-14 |
| Status | Completed |
| Port of departure | South Shields, United Kingdom |
| Port of return | South Shields, United Kingdom |
| Purpose | Research |
| Objectives | To test the newly developed Pull-up Shallow Water Seismometer (PUSS) system and to gain experience in electrically firing a dispersed charge of 900lbs Geophex. Measurement of Seismic background noise versus signal level for shots of appropriate size fired at ranges from 10 to 200kms and secondly a reversed crustal profile west of the Viking graben. |
| Chief scientist | Drummond Hoyle Matthews (University of Cambridge Department of Earth Sciences) |
| Cruise report |  (2.82 MB) |
| Ocean/sea areas | |
| General | North Sea |
| Specific | North Sea |
| Measurements | |
| Biology and fisheries | |
| Gear research | |
| Geology and geophysics | |
| Seismic refraction |
