Cruise summary report
Cruise Info. | |
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Ship name | John Stephenson |
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Cruise period | 1983-03-22 — 1983-03-29 |
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Status | Completed |
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Port of departure | Cowes, United Kingdom |
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Port of return | Cowes, United Kingdom |
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Purpose | Research |
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Objectives | 1. To resurvey the area of seabed gravel between Yarmouth and Hamstead Ledge in the West Solent; the area having been previously surveyed by IOS Taunton in January 1981.
2. To carry out simultaneous tidal stream observations at two stations in the gravel area of the West Solent.
3. To carry out preliminary onservations for a possible future study on a drying gravel bank. |
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Chief scientist | D Nicholas Langhorne (Institute of Oceanographic Sciences Taunton) |
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Cruise report | (0.10 MB) |
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Ocean/sea areas | |
General | English Channel |
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Specific | The Solent |
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Measurements | |
Physical oceanography | |
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Current profiler (eg ADCP) | Description: DNC-3 direct reading current meters were used throughout the cruise.
No. of samples not noted. |
Geology and geophysics | |
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Bottom photography | Quantity: number of images = 1 Description: An underwater TV camera survey took place close to the north face of the Winner Bank. |
Single-beam echosounding | Quantity: number of experiments = 2 Description: A Raytheon echo sounder transducer and EG and G sidescan sonar. |
Long/short range side scan sonar | Quantity: number of experiments = 2 Description: A Raytheon echo sounder transducer and EG and G sidescan sonar. |