FRV Explorer 1/80

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Explorer (74EX)
Cruise identifier1/80
Cruise period1980-01-10 — 1980-01-22
Port of departureAberdeen, United Kingdom
Port of returnAberdeen, United Kingdom
Objectives1) To carry out an echo-integration survey survey for sprats in the Western North Sea between the Morray Firth and the Firth of Forth
2) To identify echo traces using a pelagic trawl
3) To conduct an inter-calibration with FRV Corella
Chief scientistJ Ian Edwards (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Coordinating bodyMAFF
Cruise reportFRV Explorer 1/80 cruise report explorer1_80.pdf (0.09 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificN.E. Coast Scotland, Firth of Forth, Dunbar, Dornoch Firth
Track chartsFRV Explorer 1/80 cruise track — explorer1_80track.pdf (2.88 MB) 
Biology and fisheries 
Demersal fishQuantity: number of hauls = 4
Description: Taken within 20 m of the seabed. No herring apart from the larvae were captured
Acoustic reflection on marine organisms.Description: identification,distribution using the mid-water trawl PT112. Biomass estimation