Cruise inventory

RV Cirolana CIR1B/73

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR1B/73
Cruise period1973-01-12 — 1973-02-01
StatusCompleted
Port of departurePlymouth, United Kingdom
Port of returnGrimsby, United Kingdom
PurposeResearch
Objectives1. 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 scientistC Timothy Macer (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Cirolana CIR1B/73 cruise report ci01b_73.pdf — access key 'C' (0.32 MB) 
Ocean/sea areas 
GeneralEnglish Channel
North Sea
Celtic Sea
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Description: obervations
Subsurface temperature and salinity measurementsDescription: obervations
Biology and fisheries 
Eggs and larvaeQuantity: number of stations = 80
Description: herring larve survey
Pelagic fishQuantity: number of specimens = 50
Description: whole mackerel frozen
Pelagic fishQuantity: number of samples = 5
Description: 2 sprays, 1 pilchards and 1 horse mackerel
MolluscsDescription: squid collected
Other biological/fisheries measurementQuantity: number of specimens = 50
Description: mackerel muscle and liver samples deep frozen
Geology and geophysics 
Single-beam echosoundingDescription: echo traces to locate fish