FRV Explorer 8/80

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Explorer (74EX)
Cruise identifier8/80
Cruise period1980-07-09 — 1980-07-28
Port of departureAberdeen, United Kingdom
Port of returnAberdeen, United Kingdom
ObjectivesTo participate in the ICES coordinated echointergrator and trawling survey for herring in the north western North Sea

''Explorer'' anchored in Ronas Voe to recalibrate the echointegrator equiptment after repairs. A half-landing took place in Kirkwell on the 18/07/1980. Explorer docked into Lerwick on the 25/07/1980 so that scientific staff could attend a meeting and to calibrate the echointegrator resurveyed part of the area E of Fair Isle
Chief scientistDavid W McKay (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
ProjectHerring Survey
Coordinating bodyICES
Cruise reportFRV Explorer 8/80 cruise report explorer8_80.pdf (1.28 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificShetland/ Orkney, Holm Sound, E of Sumburgh, SE of Fair Isle
Track chartsFRV Explorer 8/80 cruise track — explorer8_80track.pdf (1.21 MB) 
Biology and fisheries 
Pelagic fishQuantity: number of hauls = 20
Description: usng a GOV bottom trawl for analysis of distribution,population structures. Herring encountered in 13 hauls
Acoustic reflection on marine organisms.