RV Cirolana CIR11/71
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RV Cirolana (74CZ) |
| Cruise identifier | CIR11/71 |
| Cruise period | 1971-12-30 — 1972-01-19 |
| Status | Completed |
| Port of departure | Grimsby, United Kingdom |
| Port of return | Grimsby, United Kingdom |
| Purpose | Research |
| Objectives | 1. To test the main trawl winch.
2. To collect material for blood group and chromosome analysis of hake stocks and species. 3. To study the meristic characters of hake stocks and species. 4. To collect pineal tissue from deep-sea fish. 5. To make electrophysiological studies of the pineal system in deep-sea fish and measure the penetration of light through fish skulls. 6. To collect muscle samples from deep-sea fish. 7. To collect elasmobranch brains for nemo-secretory cycles (Professor Dodd, Bangor University). 8. To collect otoliths of various fish (Dr Fitch, California). |
| Chief scientist | R W Blacker (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) |
| Cruise report |  (0.19 MB) |
| Ocean/sea areas | |
| General | Bay of Biscay Strait of Gibraltar (Mediterranean Sea) Mediterranean Sea - Eastern basin |
| Measurements | |
| Physical oceanography | |
| Water bottle stations | Quantity: number of stations = 21 Description: 18 top & bottom 1 bottom only |
| Biology and fisheries | |
| Gear research | Quantity: number of hauls = 15 Description: fishing gear development |
| Meteorology | |
| Other meteorological measurements | Description: sea and swell |
| Geology and geophysics | |
| Bottom photography | Description: fish |
