Cruise inventory

RV Cirolana CIR3/77

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR3/77
Cruise period1977-03-10 — 1977-03-31
Port of departureGrimsby, United Kingdom
Port of returnGrimsby, United Kingdom
Objectives1. To carry out a mackerel egg and larval survey in the Celtic Sea area.
2. To study the vertical distribution of mackerel eggs and larvae.
3. To study the development rates of mackerel eggs and larvae.
4. To identify fish concentrations by trawling.
5. To collect I-group fish for biochemical tissue analysis.
Chief scientistStephen J Lockwood (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
ProjectMackerel Egg Survey
Cruise reportRV Cirolana CIR3/77 cruise report ci03_77.pdf — access key 'C' (0.26 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
Bay of Biscay
Track chartsRV Cirolana CIR3/77 cruise track — trk1898.html
Physical oceanography 
Surface measurements underway (T,S)Description: T only
Water bottle stationsQuantity: number of stations = 83
Description: S surface only
CTD stationsQuantity: number of stations = 83
Transparency (eg transmissometer)
Chemical oceanography 
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)
ZooplanktonQuantity: number of stations = 83
Eggs and larvaeQuantity: number of stations = 83
Description: distribution
Pelagic fishQuantity: number of hauls = 3