FRV Scotia 11/73

Cruise plan

Cruise Info.
Ship name (ship code)	FRV Scotia (749S)
Cruise identifier	11/73
Cruise period	1973-11-30 — 1973-12-14
Status	Completed
Purpose	Research
Objectives	11 SP 73
Chief scientist	Arthur S Jermyn (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Ocean/sea areas
General	North Sea
Specific	Northern North Sea
Measurements
Physical oceanography
Surface measurements underway (T,S)	Description: Salinity only
Water bottle stations	Quantity: number of stations = 22 Description: One with surface salinity only
Chemical oceanography
Phosphate	Quantity: number of samples = 23
Nitrate	Quantity: number of samples = 23
Total - N	Quantity: number of samples = 23
Silicate	Quantity: number of samples = 23
Trace elements	Quantity: number of samples = 3
Biology and fisheries
Phytoplankton pigs (eg chlorophyll, fluorescence)	Quantity: number of samples = 23
Particulate organic matter (inc POC, PON)	Quantity: number of samples = 23
Phytoplankton	Quantity: number of hauls = 14 Description: Phytoplankton counts: standard 50m net used
Zooplankton	Quantity: number of hauls = 16 Description: Dutch Gulf III sampler used
Pelagic fish	Quantity: number of hauls = 26 Description: pre-recruit surveys using scotia modified Granton trawl with small mesh cover; haddock and whiting most numerous