Cruise summary report
Cruise Info. | |
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Ship name (ship code) | FRV Explorer (74EX) |
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Cruise identifier | 1/83 |
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Cruise period | 1983-01-10 — 1983-01-28 |
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Status | Completed |
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Port of departure | Aberdeen, United Kingdom |
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Port of return | Aberdeen, United Kingdom |
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Purpose | Research |
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Objectives | 1. To carry out an echo integrator survey for sprats in the Western North Sea, between the Moray Firth and Flamborough Head.
2. To identify the echo traces using midwater trawl PT 154 (Young Gadoid Trawl) and Isaac Kidd midwater trawl |
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Chief scientist | J Ian Edwards (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
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Cruise report | (0.18 MB) |
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Ocean/sea areas | |
General | North Sea Irish Sea and St. George's Channel |
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Specific | W. North Sea, St. Andrews Bay, Kirkcaldy Bay, Moray Firth, Dornoch Firth |
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Track charts | |
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Measurements | |
Biology and fisheries | |
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Pelagic fish | Quantity: number of hauls = 8 Description: Isaac Kidd midwater trawls. |
Acoustic reflection on marine organisms. | Quantity: number of measurements = 38 Description: sprat and herring biomass determination in survey rectangles |