Cruise inventory

RV Lough Foyle LF/36/97

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Lough Foyle (74LG)
Cruise identifierLF/36/97
Cruise period1997-08-31 — 1997-09-15
StatusCompleted
Port of departureBelfast, United Kingdom
Port of returnBelfast, United Kingdom
PurposeFisheries
ObjectivesPelagic fish acoustic survey
1. To estimate the distribution, biomass and age composition of herring in the northern Irish Sea.
2. To estimate the distribution and biomass of sprat in the Irish Sea.
3. To carry out a seabird census.
Chief scientistMike Armstrong (Department of Agriculture for Northern Ireland)
Cruise reportRV Lough Foyle LF/36/97 cruise report lf36_97.pdf — access key 'C' (0.19 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
SpecificNorthern Irish Sea and North Channel
Track chartsRV Lough Foyle LF/36/97 cruise track — lf36_97track.pdf (00 MB) 
Moorings, landers, buoys 
Biology and fisheries 
Birds54° 45' 0" N  5° 31' 17" W — Tow 10. Time 10.05. Depth 77m. Catch 162kg.
Birds54° 42' 59" N  4° 1' 41" W — Tow 23. Time 18.44. Depth 28m. Catch 24kg.
Birds54° 27' 59" N  4° 54' 47" W — Tow 22. Time 13.23. Depth 69m. Catch 109kg.
Birds54° 23' 47" N  4° 56' 29" W — Tow 21. Time 11.50. Depth 93m. Catch 890kg.
Birds54° 15' 54" N  4° 53' 23" W — Tow 20. Time 07.04. Depth 64m. Catch 353kg.
Birds54° 11' 53" N  4° 50' 59" W — Tow 19. Time 07.04. Depth 56m. Catch 359kg.
Birds54° 7' 59" N  4° 50' 35" W — Tow 18. Time 16.58. Depth 38m. Catch 1636kg.
Birds54° 3' 47" N  4° 52' 59" W — Tow 17. Time 15.00. Depth 42m. Catch 202kg.
Birds53° 48' 5" N  5° 7' 17" W — Tow 16. Time 11.43. Depth 70m. Catch 53kg.
Birds54° 0' 0" N  5° 2' 11" W — Tow 15. Time 09.06. Depth 64m. Catch 117kg.
Birds53° 49' 30" N  4° 56' 53" W — Tow 14. Time 06.23. Depth 90m. Catch 33kg.
Birds54° 23' 17" N  5° 22' 17" W — Tow 12. Time 09.37. Depth 43m. Catch 260kg.
Birds54° 24' 59" N  5° 4' 23" W — Tow 11. Time 07. 04. Depth 112m. Catch 159kg.
Birds54° 21' 35" N  4° 4' 41" W — To estimate the distribution, biomass and age of herring and sprat in the northern Irish Sea. To carry out a seabird census. Tow 1. Time 11.12. Depth 31m. Catch 82kg.
Birds54° 1' 23" N  4° 31' 23" W — Tow 13. Time 20.48. Depth 35. Catch 178kg.
Birds54° 46' 35" N  5° 5' 47" W — Tow 9. Time 10.05. Depth 45m. Catch 292kg.
Birds54° 44' 47" N  5° 2' 41" W — Tow 8. Time 07.25. Depth 46m. Catch 10kg.
Birds54° 24' 23" N  4° 53' 23" W — Tow 7. Time 22.07. Depth 56m. Catch 32m.
Birds54° 16' 5" N  4° 55' 23" W — Tow 6. Time 17.17. Depth 85m. Catch 106kg.
Birds54° 12' 0" N  4° 47' 59" W — Tow 5. Time 13.58. Depth 33m. Catch 665kg.
Birds54° 9' 18" N  4° 57' 0" W — Tow 4. Time 11.54. Depth 79m. Catch 37kg.
Birds54° 0' 35" N  4° 21' 5" W — Tow 3. Time 09.25. Depth 45m. Catch 1906kg.
Birds54° 0' 5" N  4° 33' 53" W — Tow 2. Time 07.09. Depth 38m. Catch 63kg.
Birds54° 31' 53" N  4° 49' 17" W — Tow 24. Time 04.59. Depth 64m. Catch 50kg.
Demersal fish54° 42' 59" N  4° 1' 41" W — Tow 23. Time 18.44. Depth 28m. Catch 24kg.
Demersal fish54° 45' 0" N  5° 31' 17" W — Tow 10. Time 10.05. Depth 77m. Catch 162kg.
Demersal fish54° 7' 59" N  4° 50' 35" W — Tow 18. Time 16.58. Depth 38m. Catch 1636kg.
Demersal fish54° 21' 35" N  4° 4' 41" W — To estimate the distribution, biomass and age of herring and sprat in the northern Irish Sea. To carry out a seabird census. Tow 1. Time 11.12. Depth 31m. Catch 82kg.
Demersal fish54° 23' 47" N  4° 56' 29" W — Tow 21. Time 11.50. Depth 93m. Catch 890kg.
Demersal fish54° 1' 23" N  4° 31' 23" W — Tow 13. Time 20.48. Depth 35. Catch 178kg.
Demersal fish54° 3' 47" N  4° 52' 59" W — Tow 17. Time 15.00. Depth 42m. Catch 202kg.
Demersal fish54° 46' 35" N  5° 5' 47" W — Tow 9. Time 10.05. Depth 45m. Catch 292kg.
Demersal fish54° 31' 53" N  4° 49' 17" W — Tow 24. Time 04.59. Depth 64m. Catch 50kg.
Demersal fish54° 44' 47" N  5° 2' 41" W — Tow 8. Time 07.25. Depth 46m. Catch 10kg.
Demersal fish53° 48' 5" N  5° 7' 17" W — Tow 16. Time 11.43. Depth 70m. Catch 53kg.
Demersal fish54° 24' 23" N  4° 53' 23" W — Tow 7. Time 22.07. Depth 56m. Catch 32m.
Demersal fish54° 15' 54" N  4° 53' 23" W — Tow 20. Time 07.04. Depth 64m. Catch 353kg.
Demersal fish54° 16' 5" N  4° 55' 23" W — Tow 6. Time 17.17. Depth 85m. Catch 106kg.
Demersal fish54° 0' 0" N  5° 2' 11" W — Tow 15. Time 09.06. Depth 64m. Catch 117kg.
Demersal fish54° 12' 0" N  4° 47' 59" W — Tow 5. Time 13.58. Depth 33m. Catch 665kg.
Demersal fish54° 27' 59" N  4° 54' 47" W — Tow 22. Time 13.23. Depth 69m. Catch 109kg.
Demersal fish54° 9' 18" N  4° 57' 0" W — Tow 4. Time 11.54. Depth 79m. Catch 37kg.
Demersal fish53° 49' 30" N  4° 56' 53" W — Tow 14. Time 06.23. Depth 90m. Catch 33kg.
Demersal fish54° 0' 35" N  4° 21' 5" W — Tow 3. Time 09.25. Depth 45m. Catch 1906kg.
Demersal fish54° 11' 53" N  4° 50' 59" W — Tow 19. Time 07.04. Depth 56m. Catch 359kg.
Demersal fish54° 0' 5" N  4° 33' 53" W — Tow 2. Time 07.09. Depth 38m. Catch 63kg.
Demersal fish54° 23' 17" N  5° 22' 17" W — Tow 12. Time 09.37. Depth 43m. Catch 260kg.
Demersal fish54° 24' 59" N  5° 4' 23" W — Tow 11. Time 07. 04. Depth 112m. Catch 159kg.