RV Cirolana CIR1/81
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RV Cirolana (74CZ) |
| Cruise identifier | CIR1/81 |
| Cruise period | 1981-01-05 — 1981-01-19 |
| Status | Completed |
| Port of departure | Grimsby, United Kingdom |
| Port of return | Grimsby, United Kingdom |
| Purpose | Research |
| Objectives | To study the vertical distribution of plaice on their spawning grounds in relation to gonad maturation stage, time of day and state of tide. |
| Chief scientist | F R Harden-Jones (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) |
| Cruise report |  (0.25 MB) |
| Ocean/sea areas | |
| General | North Sea |
| Specific | S. North Sea |
| Track charts |  |
| Measurements | |
| Biology and fisheries | |
| Eggs and larvae | Quantity: number of samples = 3 Description: behaviour studies |
| Demersal fish | Quantity: number of hauls = 8 Description: Granton trawls |
| Demersal fish | Quantity: number of hauls = 4 Description: Engel trawls. |
