RV Cirolana CIR4/82

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR4/82
Cruise period1982-04-01 — 1982-05-05
Port of departureGrimsby, United Kingdom
Port of returnGrimsby, United Kingdom
Objectives1. To carry out a fishing survey, principally for mackerel, scad and pilchard but taking particular note also of blue whiting, hake saithe, monkfish and megrim.
2. To obtain samples of whole mackerel from each area for studies of stock separation by parasites by Dr. McKenzie (Aberdeen).
3. To obtain mackerel tissue samples for Dr Jamieson's stock separation studies.
4. To obtain otolith samples to supplement the regular commercial vessel sampling programme.

All the aims were successfully completed.
Chief scientistB C Bedford (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Cirolana CIR4/82 cruise report ci4_82.pdf (0.37 MB) 
Ocean/sea areas 
GeneralNorth Sea
Norwegian Sea
Bay of Biscay
North East Atlantic Ocean (limit 40W)
SpecificNorth Sea, West Scotland, Ireland,Celtic Sea,Biscay, Western Channel
Track chartsRV Cirolana CIR4/82 cruise track — trk2818.html
Biology and fisheries 
Demersal fishQuantity: number of hauls = 94
Description: hauls, of which 89 were with the Portuguese high headline demersal trawl and 5 with the 1600 Engel midwater trawl.