Cruise inventory

RV Lough Foyle LF/06/93

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Lough Foyle (74LG)
Cruise identifierLF/06/93
Cruise period1993-02-22 — 1993-02-25
StatusCompleted
Port of departureBelfast, United Kingdom
Port of returnBelfast, United Kingdom
PurposeFisheries
ObjectivesHerring pre-recruit acoustic survey
1. To determine the distribution, size composition and biomass of sprat and juvenile herring in the Western Irish Sea, during late February.
2. To compare and contrast the results of day and night surveys.
3. To attempt to identify adult cod during acoustic surveys.
4. To test the new design of calibration rig.
5. To further improve acoustic survey methods on Lough Foyle.
Chief scientistMark Dickey-Collas (Department of Agriculture for Northern Ireland)
Cruise reportRV Lough Foyle LF/06/93 cruise report lf06_93.pdf — access key 'C' (0.14 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
SpecificWestern Irish Sea
Track chartsRV Lough Foyle LF/06/93 cruise track — lf06_93track.pdf (0.02 MB) 
Measurements 
Biology and fisheries 
ZooplanktonQuantity: number of hauls = 1
Description: Trawl duration 16mins. Trawl went to 53 50.27N and 06 05.24.
Pelagic fishQuantity: number of hauls = 1
Description: Trawl duration 56min. Trawl went to 53 35.00N and 05 44.20W.
Demersal fishQuantity: number of hauls = 1
Description: Trawl duration 60mins. Trawl went to 53 34.50N and 05 08.29W.
Demersal fishQuantity: number of hauls = 1
Description: Trawl duration 33. Trawl went to 53 34.40N and 05 20.06W.
Demersal fishQuantity: number of hauls = 1
Description: Trawl duration 50mins. Trawl went to 54 05.32N and 05 24.49W
Demersal fishQuantity: number of hauls = 1
Description: Trawl duration 15mins. Trawl went to 53 50.01N and 05 35.97W
Demersal fishQuantity: number of hauls = 1
Description: Trawl duration 42mins. Trawl went to 53 50.12N and 04 48.03W. The trawl turned back on itself.
Demersal fishQuantity: number of hauls = 1
Description: Trawl duration 30mins. Trawl went to 53 49.50N and 05 46.15.
Demersal fishQuantity: number of hauls = 1
Description: Trawl duration 45mins. Trawl went to 53 37.75N and 05 23.92.