Cruise inventory

RV Cirolana CIR2/90

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR2/90
Cruise period1990-01-26 — 1990-02-22
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, sprat and eel, and make volumetric assessments of krill using the Isaacs Kidd midwater trawl (IKMT).
3. To take temperature readings and collect salinity and nutrient samples at the surface and near bottom at each bottom trawling location.
4. To make one bottom trawl haul in each rectangle of sub-areas 61, 62, 65 and 66.
5. To compare catch rates made with a 1.4 m sq Method IKMT with those of a standard IKMT.
6. To sample stomach contents of principal predators, especially cod and whiting, to investigate feeding and prey selection. (P Bromley)
7. To provide fish samples for contaminant analysis for inclusion in the North Sea Task Force Quality Status Report. (A Franklin)
8. To replenish stocks of specimens for fish identification courses. (A Watson)
9. To recover, and relay a tetrapod off the Tyne. (Dr R Dickson)
10. To collect herring for a parasite tagging project. (Dr McKenzie, DAFS)
Chief scientistW G Parnell (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Coordinating bodyICES
Cruise reportRV Cirolana CIR2/90 cruise report ci2_90.pdf — access key 'C' (0.11 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificNorth Sea.
Track chartsRV Cirolana CIR2/90 cruise track — trk3552.html
Physical oceanography 
Water bottle stationsQuantity: number of stations = 54
Description: top & bottom temperature and salinity
Chemical oceanography 
PhosphateQuantity: number of stations = 54
Description: top & bottom nutrients
NitrateQuantity: number of stations = 54
Description: top & bottom nutrients
NitriteQuantity: number of stations = 54
Description: top & bottom nutrients
SilicateQuantity: number of stations = 54
Description: top & bottom nutrients
Biology and fisheries 
Eggs and larvaeQuantity: number of stations = 56
Demersal fishQuantity: number of stations = 55
Moorings, landers, buoys 
Physical oceanography 
Other physical oceanographic measurements54° 58' 59" N  1° 21' 0" W — Near bed velocity profiles