RV Clione CLI2/85

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Clione (74CN)
Cruise identifierCLI2/85
Cruise period1985-02-01 — 1985-02-15
Port of departureLowestoft, United Kingdom
Port of returnLowestoft, United Kingdom
Objectives1. To carry out an acoustic survey for herring in the Southern Bight and eastern English Channel
2. To obtain samples of herring by pelagic trawling for ageing and biological studies.
3. To carry out in situ target strength measurements on herring using the Scottish dual-beam sounder.
4. To carry out high speed townet stations in the eastern Channel for herring larvae (additional aim).
Chief scientistP O Johnson (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Clione CLI2/85 cruise report clione2_85.pdf (0.10 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificSouthern Bight/ E. English Channel
Track chartsRV Clione CLI2/85 cruise track — trk3125.html RV Clione CLI2/85 cruise track — trk3125a.html
Physical oceanography 
CTD stationsQuantity: number of stations = 19
Biology and fisheries 
PhytoplanktonQuantity: number of stations = 19
Description: high speed townet stations.
ZooplanktonQuantity: number of stations = 19
Description: high speed townet stations.
Pelagic fishQuantity: number of hauls = 4
Acoustic reflection on marine organisms.Quantity: track kilometres = 2268.7
Description: Acoustic Survey of Fish Stocks.