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RV Lough Foyle LF/19/91
Cruise summary report
Cruise Info. | |
Ship name (ship code) | RV Lough Foyle (74LG) |
Cruise identifier | LF/19/91 |
Cruise period | 1991-07-28 — 1991-08-06 |
Status | Completed |
Port of departure | Belfast, United Kingdom |
Port of return | Belfast, United Kingdom |
Purpose | Research |
Objectives | Herring acoustic survey
1. To estimate the biomass and population structure of the Mourne and Manx herring stock by means of echo-intergration and midwater trawling 2. To fully test the recently acquired HADAS package for echo-intergration under survey conditions. |
Chief scientist | Mike Armstrong (Department of Agriculture for Northern Ireland) |
Cruise report | (0.33 MB) |
Ocean/sea areas | |
General | Irish Sea and St. George's Channel |
Specific | Irish Sea |
Track charts | (0.12 MB) |
Measurements | |
Biology and fisheries | |
Pelagic fish | Quantity: number of stations = 16 Description: Survey to estimate the biomass and population structure of the Mourne and Manx herring stocks. |
Acoustic reflection on marine organisms. |