Resources

RV Lough Foyle LF/23/93

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Lough Foyle (74LG)
Cruise identifierLF/23/93
Cruise period1993-08-15 — 1993-08-20
StatusCompleted
Port of departureBelfast, United Kingdom
Port of returnBelfast, United Kingdom
PurposeFisheries
ObjectivesPelagic fish acoustic survey
1. To estimate the biomass and age-composition of the mixed Manx and Mourne stocks of herring in the northern Irish Sea.
2. To investigate the occurrence of herring off the coast of North Wales.
3. To determine the distribution and biomass of sprat.
4. To further improve acoustic survey methods on Lough Foyle.
Chief scientistMike Armstrong (Department of Agriculture for Northern Ireland)
Cruise reportRV Lough Foyle LF/23/93 cruise report lf23_93.pdf (0.16 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
SpecificNorthern Irish Sea and North Channel
Track chartsRV Lough Foyle LF/23/93 cruise track — lf23_93track.pdf (0.05 MB) 
Measurements 
Biology and fisheries 
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 12.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 1.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 2.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 3.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 4.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 11.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 6.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 7.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 8.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 9.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 10.
Demersal fishQuantity: number of hauls = 1
Description: To determine the distribution and biomass several amount types of fish. Tow no 5.