| Cruise Info. | |
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| Ship name (ship code) | FRV Scotia (747S) |
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| Cruise identifier | 2A/64 |
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| Cruise period | 1964-03-03 — 1964-03-21 |
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| Status | Completed |
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| Purpose | Fisheries |
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| Objectives | Hydrography, plankton, trawling and echo-sounding. |
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| Chief scientist | Robert Johnston (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
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| Cruise report | (0.09 MB) |
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| Ocean/sea areas | |
| General | North Sea |
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| Measurements | |
| Physical oceanography | |
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| Surface measurements underway (T,S) | |
| Subsurface temperature and salinity measurements | |
| Surface drifters/drifting buoys | Quantity: number of observations = 19 Description: drift bottles |
| Surface drifters/drifting buoys | Quantity: number of observations = 4 Description: dahn buoys |
| Chemical oceanography | |
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| Oxygen | |
| Phosphate | |
| Nitrate | |
| Nitrite | |
| Ammonia | |
| Biology and fisheries | |
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| Phytoplankton | Quantity: number of samples = 39 Description: plankton collections by: 24 Gulf III, 10 1metre silk townets and 5 standard nets |
| Zooplankton | Quantity: number of samples = 39 Description: plankton collections by: 24 Gulf III, 10 1metre silk townets and 5 standard nets |
| Pelagic fish | Quantity: number of hauls = 23 Description: including haddock, whiting and herring |
| Demersal fish | Quantity: number of hauls = 23 Description: including haddock, whiting and herring |
| Demersal fish | Quantity: number of hauls = 23 Description: trawls including: cod, dogfish and gadoids |
| Crustaceans | Quantity: number of hauls = 23 Description: nephrops |
| Geology and geophysics | |
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| Single-beam echosounding | Description: continuous record except in bad weather |
| Other geological/geophysical measurements | Quantity: number of samples = 5 Description: bottom sediment using mud bucket |