Planned maintenance — 18th January 2018 12:00 to 22nd January 2018 09:00 [more]

Cruise inventory

RV Cirolana CIR2/87

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR2/87
Cruise period1987-01-23 — 1987-02-19
Port of departureLowestoft, United Kingdom
Port of returnLowestoft, United Kingdom
Objectives1. To participate in the ICES International Young Fish Survey.
2. To sample post-larvae herring and sprat using the Isaacs-Kidd midwater-trawl.
3. To take bottom and surface temperature and salinity readings and collect nutrient samples on each trawl stations.
4. To collect and preserve stomachs of cod, whiting and saithe for the ICES North Sea Stomach Sampling project.
5. To obtain during the survey, frozen dab samples from the Humber-Dogger area for parasitological monitoring (Mr Rowlatt, Burnham), small gadoids for fish feeding experiments (Dr Bromley), frozen samples of long rough dabs for population studies (Mr Ntiba).
6. To obtain additional samples of herring from the central and southern North Sea for morphometric studies using the portable X-ray machine.
Chief scientistR G Houghton (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Coordinating bodyICES
Cruise reportRV Cirolana CIR2/87 cruise report ci2_87.pdf — access key 'C' (0.18 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificNorth Sea
Track chartsRV Cirolana CIR2/87 cruise track — trk3367.html RV Cirolana CIR2/87 cruise track — trk3367a.html
Physical oceanography 
Water bottle stationsQuantity: number of stations = 62
Description: top & bottom 1 with T only
Chemical oceanography 
NitrateQuantity: number of samples = 124
Description: data rejected by originator
NitriteQuantity: number of samples = 124
Description: data rejected by originator
SilicateQuantity: number of samples = 124
Biology and fisheries 
Pelagic fishQuantity: number of hauls = 94
Description: Isaac-Kidd midwater trawl.
Demersal fishQuantity: number of hauls = 64
Description: GOV trawls.