FRV Explorer 11/82

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Explorer (74EX)
Cruise identifier11/82
Cruise period1982-11-11 — 1982-11-30
Port of departureLeith, United Kingdom
Port of returnAberdeen, United Kingdom
Objectives1) To carry out a trawling and echointegrator survey for 0-group sprats off the east coast of Scotland and northeast coast of England.
2) Some hauls off Montrose were made to see if there were any differences in the catch composition between hauls made during daylight and dark

Deteriorating weather conditions forced the ''Explorer'' to seek shelter in Alnwick bay on the 16/11/1982, and again on the 18/11/1982 in Lunan Bay. Bad weather again halted operations on the 21/11/1982. A half-landing took place on the 22/11/1982 till the 23/11/1982 in Aberdeen. The ship anchored in Cromarty Firth on the 24/11/1982 to carry out an echointergrator calibration leaving on the 25/11/1982 to continue the survey. A further echointegrator calibration was carried out in St Andrew's Bay
Chief scientistDavid W McKay (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
ProjectICES Young Gadoid Survey
Coordinating bodyICES
Cruise reportFRV Explorer 11/82 cruise report explorer11_82.pdf (0.10 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificCentral North Sea, Moray Firth, off Buckie, Aberdeen Bay, Montrose, off the Tees, off Nairn
Track chartsFRV Explorer 11/82 cruise track — trk2873.html
Biology and fisheries 
Eggs and larvaeQuantity: number of hauls = 28
Description: Isaac Kidd trawls for large herring larvae
Mammals and reptiles
Pelagic fishQuantity: number of stations = 54
Description: Hauls for distribution,monitoring. 46 carried out at the programmed stations, 5 additional hauls to identify traces, 4 hausl to study daylight and dark variations in catches. Sprat, 0-group herring were caught
Acoustic reflection on marine organisms.Description: Echointegration survey. Large plankters and small fish were caught