Cruise inventory

RV Cirolana CIR4/71

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR4/71
Cruise period1971-05-04 — 1971-05-28
Port of departureGrimsby, United Kingdom
Port of returnGrimsby, United Kingdom
Objectives1. To ensure that officers and crew are thoroughly practised in the use of the Engels 788 Cod Trawl prior to beginning to investigate the vertical extent of the cod's pelagic phase.
2. To collect cod blood for Dr Jamieson.
3. To obtain live halibut for Dr Purdom.
4. To develop a technique for estimating amounts of nanophytoplankton
with the aid of the Turner fluorometer.
5. To obtain live turbot for Dr Allan Jones.
6. To continue investigations into the incidence of cod flesh
7. To carry out ship noise trials.
Chief scientistG C Trout (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Cirolana CIR4/71 cruise report ci04_71.pdf — access key 'C' (0.32 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
North East Atlantic Ocean (limit 40W)
Physical oceanography 
Water bottle stationsDescription: T surface only
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of samples = 93
PhytoplanktonQuantity: number of samples = 93
Other meteorological measurementsDescription: sea and swell