1. To carry out an echo integrator survey for sprats in the Western North Sea, between the Moray Firth and Flamborough Head.
2. To identify the echo traces using midwater trawl PT 154 (Young Gadoid Trawl) and Isaac Kidd midwater trawl
J Ian Edwards (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
North Sea Irish Sea and St. George's Channel
W. North Sea, St. Andrews Bay, Kirkcaldy Bay, Moray Firth, Dornoch Firth
Biology and fisheries
Quantity: number of hauls = 8 Description: Isaac Kidd midwater trawls.
Acoustic reflection on marine organisms.
Quantity: number of measurements = 38 Description: sprat and herring biomass determination in survey rectangles