Cruise summary report
Cruise Info. | |
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Ship name (ship code) | RV Clione (74CN) |
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Cruise identifier | CLI10/85 |
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Cruise period | 1985-08-14 — 1985-08-29 |
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Status | Completed |
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Port of departure | Lowestoft, United Kingdom |
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Port of return | Lowestoft, United Kingdom |
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Purpose | Research |
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Objectives | 1. To carry out an acoustic survey for spawning herring concentrations off the Yorkshire coast and Longstone area using a towed body with 38kHz transducer and echo-integration equipment.
2. To obtain samples of adult herring by fishing for age, maturity and fecundity studies.
3. To assess the distribution and abundance of early stage herring larvae over the main spawning grounds using a high speed plankton sampler and measure temperature/salinity profiles in these areas using the CTD recorder. |
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Chief scientist | P O Johnson (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) |
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Cruise report | (0.12 MB) |
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Ocean/sea areas | |
General | North Sea Bristol Channel |
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Specific | W. Central N. Sea |
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Track charts | |
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Measurements | |
Physical oceanography | |
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Other physical oceanographic measurements | Description: acoustic stations |
Biology and fisheries | |
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Pelagic fish | Quantity: number of hauls = 14 Description: trawl hauls made with the 800 Engel trawl. |