RV Clione CLI7/81

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Clione (74CN)
Cruise identifierCLI7/81
Cruise period1981-05-20 — 1981-05-30
Port of departureLowestoft, United Kingdom
Port of returnLowestoft, United Kingdom
Objectives1. To study, jointly with RV CORELLA, the behaviour of plaice on a summer feeding ground with particular reference to stomach contents and diurnal vertical migration.
2. To bring back live plaice for laboratory studies.
3. To survey the North Smithic sandbank (Bridlington Bay) for a reported discharge of groundwater.
4. To locate and survey with sector-scanning sonar an area of paving stones off Cromer which is reported as being a refuge for large lobsters. A diving team (working from a zodiac) was available to support this survey.
Chief scientistF R Harden-Jones (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Clione CLI7/81 cruise report clione7_81.pdf (0.10 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificNorth Sea
Track chartsRV Clione CLI7/81 cruise track — trk2659.html
Physical oceanography 
CTD stationsQuantity: number of stations = 37
Biology and fisheries 
Demersal fishQuantity: number of hauls = 20
Description: population & environment
Geology and geophysics 
Single-beam echosoundingDescription: echo sounder survey of North Smithic bank