RRS Charles Darwin CD48
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RRS Charles Darwin (74AB) |
| Cruise identifier | CD48 |
| Cruise period | 1990-06-21 — 1990-06-26 |
| Status | Completed |
| Port of departure | Barry, United Kingdom |
| Port of return | London, United Kingdom |
| Purpose | Research |
| Objectives | The collection of gravity data in the Celtic Sea and English Channel in orderto strengthen the BGS gravity data base. Some equipment development and testing was also undertaken. |
| Chief scientist | Geoff A Day (British Geological Survey, Edinburgh) |
| Cruise report |  (0.22 MB) |
| Ocean/sea areas | |
| General | English Channel North Atlantic Ocean |
| Specific | South western approaches to the UK and the Irish Sea, Celtic Sea, English Channel |
| Track charts |  |
| Measurements | |
| Physical oceanography | |
| Current profiler (eg ADCP) | Description: tests of ADCP |
| Geology and geophysics | |
| Single-beam echosounding | Quantity: track kilometres = 1000 Description: near continuous echo sounding |
| Gravity measurements | Quantity: track kilometres = 1000 Description: cont. gravity |
| Magnetic measurements | Quantity: track kilometres = 1000 Description: cont. magnetics |
