RV Cirolana CIR1B/73
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RV Cirolana (74CZ) |
| Cruise identifier | CIR1B/73 |
| Cruise period | 1973-01-12 — 1973-02-01 |
| Status | Completed |
| Port of departure | Plymouth, United Kingdom |
| Port of return | Grimsby, United Kingdom |
| Purpose | Research |
| Objectives | 1. Echo and trawl survey for pelagic fish resources in locality (1).
2. ICES larval herring survey in locality (2). 3. To make temperature and salinity observations in all areas. 4. To collect samples of mackerel muscle tissue for immunogenetic studies. |
| Chief scientist | C Timothy Macer (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) |
| Cruise report |  (0.32 MB) |
| Ocean/sea areas | |
| General | English Channel North Sea Celtic Sea |
| Measurements | |
| Physical oceanography | |
| Surface measurements underway (T,S) | Description: obervations |
| Subsurface temperature and salinity measurements | Description: obervations |
| Biology and fisheries | |
| Eggs and larvae | Quantity: number of stations = 80 Description: herring larve survey |
| Pelagic fish | Quantity: number of specimens = 50 Description: whole mackerel frozen |
| Pelagic fish | Quantity: number of samples = 5 Description: 2 sprays, 1 pilchards and 1 horse mackerel |
| Molluscs | Description: squid collected |
| Other biological/fisheries measurement | Quantity: number of specimens = 50 Description: mackerel muscle and liver samples deep frozen |
| Geology and geophysics | |
| Single-beam echosounding | Description: echo traces to locate fish |
