1. To carry out a midwater trawling survey for 0-group sprats in the western part of the central North Sea and Moray Firth.
2. To collect sprat larvae for otolith studies.
3. To collect water samples for radio caesium monitoring.
A short docking in Aberdeen took place on the 13/11/1983. Freshening winds caused Explorer to seek shelter in Alnwick Bay on the 19/11/1983 and sampling recommenced on the 20/11/1983
David W McKay (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
North Sea Irish Sea and St. George's Channel
Central North Sea/ Moray Firth, off Nairn, E of Montrose, Marr Bank area, Firth of Forth, N of Fidra, off Burghead, off Buckie, Aberdeen Bay, Cruden Bay, Tyne south to the Tees, off Whitby, off Arbroath
Quantity: number of samples = 1 Description: Water for radio-caesium analysis.
Biology and fisheries
Quantity: number of hauls = 57 Description: Made with the midwater trawl. Sprat and herring caught