RV Cirolana CIR2/83

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR2/83
Cruise period1983-01-21 — 1983-02-01
Port of departureGrimsby, United Kingdom
Port of returnGrimsby, United Kingdom
ObjectivesTo study the spawning behaviour of plaice in relation to gonad maturation stage, lunar cycle, time of day and state of tide.
Chief scientistF R Harden-Jones (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Cirolana CIR2/83 cruise report ci2_83.pdf (0.17 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificNorth Sea
Track chartsRV Cirolana CIR2/83 cruise track — trk2933.html
Biology and fisheries 
PhytoplanktonQuantity: number of samples = 67
ZooplanktonQuantity: number of samples = 67
Demersal fishQuantity: number of hauls = 32