Cruise inventory

RV Lough Foyle LF/02/93

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Lough Foyle (74LG)
Cruise identifierLF/02/93
Cruise period1993-01-12 — 1993-01-14
StatusCompleted
Port of departureBelfast, United Kingdom
Port of returnBelfast, United Kingdom
PurposeFisheries
ObjectivesNW Irish Sea Nephrops stocks
1. To trawl selected stations sampled during earlier cruises and perform qualitative and quantitative analysis of catches.
2. To retain stomachs of selected fish species of future analysis.
3. To collect type specimens of selected marine organisms to aid identification of food species encountered in fish stomach analysis.
4. To sample benthic sediment for granulometry.
5. To test the new Marel marine balance.
6. To collect size composition and eat yield data on trawl caught crabs.
7. To retain samples of Nephrops for a FACRD project on food irradiation.
8. To retain samples of selected marine organisms for use in a postgraduate research project being carried out at the University of Limerick.
Chief scientistRichard P Briggs (Department of Agriculture for Northern Ireland)
Cruise reportRV Lough Foyle LF/02/93 cruise report lf02_93.pdf — access key 'C' (0.20 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
SpecificWestern Irish Sea
Track chartsRV Lough Foyle LF/02/93 cruise track — lf02_93track.pdf (0.06 MB) 
Measurements 
Biology and fisheries 
ZooplanktonQuantity: number of measurements = 4
Description: Tows 6, 7, 8 and 9 (30-60 minutes duration each) were in poor weather, large numbers of jellyfish were caught.
Pelagic fishQuantity: number of hauls = 5
Description: Tows 1, 2, 3, 4 and 5 (30-60 minutes duration each) completed in poor to moderate weather conditions
Pelagic fishQuantity: number of measurements = 4
Description: Tows 6, 7, 8 and 9 (30-60 minutes duration each) were in poor weather, large numbers of jellyfish were caught.
Demersal fishQuantity: number of hauls = 5
Description: Tows 1, 2, 3, 4 and 5 (30-60 minutes duration each) completed in poor to moderate weather conditions
Demersal fishQuantity: number of measurements = 4
Description: Tows 6, 7, 8 and 9 (30-60 minutes duration each) were in poor weather, large numbers of jellyfish were caught.