RV Lough Foyle LF/33/97

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Lough Foyle (74LG)
Cruise identifierLF/33/97
Cruise period1997-08-06 — 1997-08-13
Port of departureBelfast, United Kingdom
Port of returnBelfast, United Kingdom
ObjectivesThe objectives of this cruise were to estimate phytoplankton production and copepod grazing and undertake mooring recovery and servicing. Detailed objectives were to:
1. Quantify phytoplankton production in tow size fractions (whole and < 5.0um).
2. Estimate copepod grazing.
3. Collect samples of phytoplankton and zooplankton for species identification and enumeration.
4. Collect sediment samples for the determination of sediment pigment concentration.
5. Collect water samples for the determination of particulate aluminium, particulate organic carbon and nitrogen and dissolved inorganic nutrients.
6. Recover the CEFAS Liverpool Bay moorings, recover DANI particle trap mooring and biological sampler and service the automated sampler mooring.
Chief scientistRichard Gowen (Department of Agriculture for Northern Ireland)
Cruise reportRV Lough Foyle LF/33/97 cruise report lf33_97.pdf (0.13 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
SpecificWestern Irish Sea and Liverpool Bay.
Track chartsRV Lough Foyle LF/33/97 cruise track — lf33_97track.pdf (0.01 MB) 
Physical oceanography 
Current metersQuantity: number of recoveries = 1
Description: CEFAS moorings were recovered and offloaded in Liverpool.
Biology and fisheries 
ZooplanktonQuantity: activity duration in days = 1
Description: Sampling for zooplankton over a period of 24 hours.