RV Corella 18AB/69
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RV Corella (74CX) |
| Cruise identifier | 18AB/69 |
| Cruise period | 1969-11-25 — 1969-12-04 |
| Status | Completed |
| Port of departure | Lowestoft, United Kingdom |
| Port of return | Liverpool, United Kingdom |
| Purpose | Research |
| Objectives | 1. To continue the examination of the budget of artificial radionuclides in the Irish Sea.
2. To collect seawater samples at selected stations for trace element analysis. 3. To obtain a large volume of seawater from the vicinity of UKAEA Windscale for an IAEA intercalibration exercise. 4. Collection of seawater samples at stations in the North Sea, English Channel and Bristol Channel to determine concentrations of caesium-137 and strontium-90 derived from nuclear weapon-test fallout. 5. To conduct total gamma counting above the sea surface using sodium iodide detectors in order to assess the usefulness of the method in discriminating between background and discharge situations. 6. Collection on behalf of Dr D R Robertson (battelle Pacific Northwest Laboratory) of surface water samples from representative stations in United Kingdom coastal waters for trace element analysis by neutron activation. |
| Chief scientist | Douglas F Jefferies (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) |
| Cruise report |  (0.22 MB) |
| Ocean/sea areas | |
| General | English Channel North Sea Irish Sea and St. George's Channel Bristol Channel |
| Measurements | |
| Physical oceanography | |
| Water bottle stations | Quantity: number of stations = 42 Description: salinity samples and large volume samples for 137Cs and 90Sr |
| Chemical oceanography | |
| Radioactivity | Quantity: number of stations = 42 Description: salinity samples and large volume samples for 137Cs and 90Sr |
