FRV Scotia 0884S

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Scotia (749S)
Cruise identifier0884S
Cruise period1984-07-06 — 1984-07-25
Port of departureAberdeen, United Kingdom
Port of returnAberdeen, United Kingdom
Objectives1. To participate in an ICES-coordinated acoustic and midwater trawling survey of herring in the northwestern North Sea.
2. To obtain samples of herring for biological analysis.
3. To investigate the possibility of identifying echotraces using TV and still cameras mounted on a towed underwater vehicle.
4. To obtain samples of intestinal tract of herring for the NERC Institute of Marine Biochemistry.
5. To collect data on individual weights of herring.
6. To collect herring ovaries for fecundity sfudies.
7. To collect herring pyloric caeca for parasitological investigations.
8. To collect water samples for radio-caesium monitoring.
Chief scientistRoger S Bailey (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
ProjectHerring Survey
Coordinating bodyICES
Cruise reportFRV Scotia 0884S cruise report sc08_84.pdf (0.10 MB) 
Ocean/sea areas 
GeneralNorth Sea
Norwegian Sea
North East Atlantic Ocean (limit 40W)
SpecificOrkney, Shetland, Moray Firth, northeast Scotland
Track chartsFRV Scotia 0884S cruise track — trk3076.html
Physical oceanography 
Surface measurements underway (T,S)
Water bottle stationsQuantity: number of stations = 48
Description: surface only
Chemical oceanography 
RadioactivityQuantity: number of samples = 3
Description: water samples for radio-caesium analysis.
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of samples = 92
Mammals and reptiles
Pelagic fishQuantity: number of hauls = 31
Description: for distribution and population structure data on herring.
Acoustic reflection on marine organisms.