Cruise summary report
Cruise Info. | |
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Ship name (ship code) | FRV Mara (74MR) |
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Cruise identifier | 7/70 |
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Cruise period | 1970-08-30 — 1970-09-12 |
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Status | Completed |
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Port of departure | Unknown, United Kingdom |
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Port of return | Unknown, United Kingdom |
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Purpose | Research |
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Objectives | 1. To make a further comparison of the survival of fish tagged on the sea-bed with that of fish tagged at the surface in the normal way.
2. To make observations on the design of extension pieces to the net for reducing the fatigue factor in fish. Due to small catches, no attempt was made to complete this objective. |
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Chief scientist | John R G Hislop (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
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Cruise report | (0.04 MB) |
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Ocean/sea areas | |
General | North Sea |
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Specific | Spey Bay |
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Measurements | |
Biology and fisheries | |
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Pelagic fish | Quantity: number of specimens = 120 Description: 116 plaice, 3 codling and 1 haddock tagged |
Demersal fish | Quantity: number of specimens = 120 Description: 116 plaice, 3 codling and 1 haddock tagged |
Taggings | Quantity: number of specimens = 120 Description: 116 plaice, 3 codling and 1 haddock tagged |