FRV Clupea 0873C
Cruise summary report
|Ship name (ship code)||FRV Clupea (74CU)|
|Cruise period||1973-08-08 — 1973-08-24|
|Port of departure||Aberdeen, United Kingdom|
|Port of return||Aberdeen, United Kingdom|
|Objectives||1. To carry out an echosounder and midwater trawling survey for sprats and young herring in the Moray Firth, adjacent areas of the North Sea, and if time permits the area north-west of Orkney.
2. To carry out a plankton survey for sprat larvae.
3. To investigate diurnal variation in behaviour and feeding of sprats and young herring.
|Chief scientist||Roger S Bailey (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)|
|Cruise report||(0.11 MB)|
North East Atlantic Ocean (limit 40W)
|Specific||north-west of Orkney, Moray Firth.|
|Biology and fisheries|
|Eggs and larvae||Quantity: number of hauls = 84|
|Pelagic fish||Quantity: number of hauls = 8|
Description: population survey
|Other biological/fisheries measurement||Description: deep scattering layers|