Cruise summary report
| Cruise Info. | |
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| Ship name (ship code) | FV Helenus (74OQ) |
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| Cruise identifier | 2101H |
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| Cruise period | 2001-11-11 — 2001-11-16 |
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| Status | Completed |
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| Port of departure | Peterhead, United Kingdom |
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| Port of return | Peterhead, United Kingdom |
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| Purpose | Research |
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| Objectives | To collect biological data on the gadoid populations (cod, haddock and whiting) at two geographically contrasting sites: Inshore - Buchan Deep; Offshore - Beryl Field.
This charter is one of a series of surveys in both the North Sea and off the west coast of Scotland. These surveys are to be performed bi-monthly and the collected data will allow:
a) Comparison of inshore and offshore gadoid populations, with respect to size structure, growth, age composition and condition indices.
b) Description of temporal variation in these condition indices; and
c) Development of unbiased bi-monthly growth curves for the target gadoid species.
This project will be conducted as a preliminary exercise to assess the feasibility of using commercial vessels to supplement the collection of biological data on key commercial stocks. |
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| Chief scientist | Michael Breen (Fisheries Research Services Aberdeen Marine Laboratory) |
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| Project | Gadoid Survey - North Sea No 1 |
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| Cruise report | (0.05 MB) |
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| Ocean/sea areas | |
| General | North Sea |
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| Specific | North Sea, Buchan Deep (57deg30'N 01deg02'W) and Beryl Field (59deg38'N 01deg45'E) |
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| Measurements | |
| Biology and fisheries | |
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| Pelagic fish | Quantity: number of hauls = 8 Description: Cod, haddock and whiting measured for length, weight, age, sex, maturity, somatic weight, liver weight and ovarian tissue samples taken. |