RV Clione CLI12/83

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Clione (74CN)
Cruise identifierCLI12/83
Cruise period1983-10-04 — 1983-10-17
Port of departureLowestoft, United Kingdom
Port of returnLowestoft, United Kingdom
Objectives1. To carry out a high-speed townet survey for herring larvae over the western portion of the central North Sea between the Farne Islands and Humber entrance (FA 37).
2. To carry out mid-water trawling to identify pelagic fish traces and obtain material for biological sampling (FA 13).
3. To obtain herring larvae for genetic studies, these to be fresh frozen in liquid nitrogen (Aberdeen).
Chief scientistP O Johnson (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
ProjectICES Herring Larval Survey
Coordinating bodyICES
Cruise reportRV Clione CLI12/83 cruise report clione12_83.pdf (0.08 MB) 
Ocean/sea areas 
GeneralNorth Sea
Irish Sea and St. George's Channel
SpecificW. Central North Sea
Track chartsRV Clione CLI12/83 cruise track — trk2954.html
Physical oceanography 
CTD stationsQuantity: number of stations = 107
Biology and fisheries 
PhytoplanktonQuantity: number of stations = 107
Eggs and larvaeQuantity: number of samples = 6
Acoustic reflection on marine organisms.Description: echo-sounder run continuously over the grid.