Planned maintenance — 27th October 2016 between 09:00 and 10:00 BST [more]

Cruise inventory

RV Cirolana CIR9/77

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR9/77
Cruise period1977-08-18 — 1977-09-12
Port of departureGrimsby, United Kingdom
Port of returnGrimsby, United Kingdom
Objectives1. To carry out a groundfish survey of the North Sea.
2. To obtain lengths and age distribution of cod, haddock, whiting and plaice.
3. To collect and preserve fish hearts for ageing studies. (Dr Greer Walker).
4. To collect water samples for caesium studies (FRL).
5. To collect blood samples from saithe (Dr Jamieson).
6. To sample the area of the Norway pout fishery for by-catch.
7. To tag spiny dogfish (Mr Holden).
8. To collect mackerel samples (Dr Lockwood).
9. To bring back two live halibut 60-80 cm for Dr Purdom.
10. To keep an echo record of the survey (paper record from fish graph) (Dr Pawson).
11. To collect sprat samples (Dr Johnson).
12. To collect blue whiting sample (Dr Pawson).
13. To collect Norway pout samples (Dr Pawson).
14. To collect sandeeels for fish food (Dr Htun-Han).
15. To collect plankton samples (Dr Dodge).
16. To collect typical mixtures of small fish for Mr Blacker's fish identification courses.
17. To photograph and preserve sample of Horse Mackerel (Dr Lockwood).
Chief scientistJohn G Pope (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Cirolana CIR9/77 cruise report ci09_77.pdf — access key 'C' (1.04 MB) 
Ocean/sea areas 
GeneralNorth Sea
Track chartsRV Cirolana CIR9/77 cruise track — trk1903.html
Physical oceanography 
Surface measurements underway (T,S)Description: T only
Water bottle stationsQuantity: number of stations = 124
Description: T 125 S
Chemical oceanography 
RadioactivityQuantity: number of samples = 83
Description: Cs,surface and bottom
Biology and fisheries 
ZooplanktonQuantity: number of samples = 5
Demersal fishQuantity: number of hauls = 126
Description: survey:population,biomass determination,energy transfers etc.
Exploratory fishingQuantity: number of hauls = 126
Description: commercial