Cruise inventory

RV Lough Foyle LF/09/93

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Lough Foyle (74LG)
Cruise identifierLF/09/93
Cruise period1993-03-31 — 1993-04-02
StatusCompleted
Port of departureBelfast, United Kingdom
Port of returnBelfast, United Kingdom
PurposeResearch
ObjectivesTo map the temperature, salinity and nutrient distributions in the NW Irish Sea.

The entire cruise track was surface mapped for nutrients, temperature and salinity at approx. one mile intervals and chlorophyll a at approx. five mile intervals.
Chief scientistBrian Stewart (Department of Agriculture for Northern Ireland)
Cruise reportRV Lough Foyle LF/09/93 cruise report lf09_93.pdf — access key 'C' (0.13 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
SpecificWestern Irish Sea and North Channel
Track chartsRV Lough Foyle LF/09/93 cruise track — lf09_93track.pdf (00 MB) 
Measurements 
Physical oceanography 
CTD stationsQuantity: number of stations = 19
Description: CTD/rosette water sampler deployed to aquire nutirent data from the depth profile
Subsurface temperature and salinity measurementsQuantity: number of stations = 19
Description: CTD/rosette water sampler deployed to aquire temperature and salinity data from the depth profile
Transparency (eg transmissometer)Quantity: number of stations = 19
Description: Secchi disc used
Optics (eg underwater light levels)Quantity: number of stations = 6
Description: Undewater light measurements made at stations 4, 26, 62, 57 and 36.
Chemical oceanography 
Other chemical oceanographic measurementsQuantity: number of stations = 10
Description: Algal samples taken and stored frozen for C/N analysis
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of stations = 19
Description: CTD/rosette water sampler deployed to aquire chlorophyll a data from the depth profile
ZooplanktonQuantity: number of stations = 19
Description: Duplicate vertical hauls taken at each station
Geology and geophysics 
GrabQuantity: number of deployments = 6
Description: Day grab used at station 38
Core - soft bottomQuantity: number of stations = 4
Description: Bowers & Connelly corer used at station 38, 45, 57 and 47