RV Clione CLI2/74
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RV Clione (74CN) |
| Cruise identifier | CLI2/74 |
| Cruise period | 1974-01-28 — 1974-02-18 |
| Status | Completed |
| Port of departure | Lowestoft, United Kingdom |
| Port of return | Lowestoft, United Kingdom |
| Purpose | Research |
| Objectives | 1. To determine the distribution of cod eggs.
2. To tag 1500 spawning cod. 3. To tag 500 spawning plaice. 4. To determine the distribution and abundance of all fish species by means of a trawl survey on inshore grounds from 53 3O'N to 56W, out to 1E. 5. To collect 25 live plaice (15-18 cm) for Hamilton Dock, 6. To collect dab heads and gonads for Mr Htun Han. 7. To collect 5 live flounder for Dr Purdom. 8. To collect blood and tissue sample from 100 cod. Duplicate roscop nos 1384, 1385 and 1386 for cruises 2,3 and 4 respectively |
| Chief scientist | R G Houghton (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) |
| Cruise report |  (0.18 MB) |
| Ocean/sea areas | |
| General | North Sea |
| Track charts |  |
| Measurements | |
| Physical oceanography | |
| Water bottle stations | Quantity: number of stations = 51 Description: 47 surface 5 bottom |
| Current meters | Quantity: number of deployments = 5 Description: 4 remote recording and 1 direct reading |
| Surface drifters/drifting buoys | Quantity: number of hauls = 7 Description: 1 drogues & mid-water floates |
| Biology and fisheries | |
| Zooplankton | Quantity: number of hauls = 43 |
| Pelagic fish | Quantity: number of hauls = 154 Description: herring and cod |
| Demersal fish | Quantity: number of specimens = 163 Description: live fish |
| Taggings | Quantity: number of hauls = 56 Description: 813 plaice,469 cod and 117 lemon soles for futher work population,physiology |
| Other biological/fisheries measurement | Quantity: number of hauls = 29 Description: incidence of infection in flatfish |
