Cruise Info. | |
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Ship name (ship code) | FRV Explorer (74EX) |
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Cruise identifier | 7/80 |
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Cruise period | 1980-06-12 — 1980-07-01 |
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Status | Completed |
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Port of departure | Aberdeen, United Kingdom |
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Port of return | Aberdeen, United Kingdom |
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Purpose | Research |
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Objectives | 1) Participation in the International North Sea 0-group gadoid survey
2) Sampling the JONSIS line of hydrographic stations
''Explorer'' called at Kirkwell for a mid-cruise break on the 23/06/1980 till the 24/06/1980. During the cruise, regular contact was maintained, and results exchanged with the 2 other vessels participating in the survey (RV ''Corella'' and RV ''Tridens'') |
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Chief scientist | John R G Hislop (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
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Project | IHB04 0-Group Gadoid Survey |
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Coordinating body | ICES |
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Cruise report | (2.66 MB) |
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Ocean/sea areas | |
General | North Sea North East Atlantic Ocean (limit 40W) |
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Specific | N. Scotland/ Shetlands, Moray Firth, Norwegian Deeps, W of Orkneys Islands |
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Track charts | (2.56 MB) |
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Measurements | |
Physical oceanography | |
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Water bottle stations | Quantity: number of stations = 11 |
Chemical oceanography | |
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Phosphate | Quantity: 84 |
Nitrate | Quantity: 84 |
Total - N | Quantity: 11 |
Silicate | Quantity: 84 |
Biology and fisheries | |
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Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: 84 |
Particulate organic matter (inc POC, PON) | Quantity: 22 |
Zooplankton | Quantity: 11 |
Nekton | Quantity: 56 |
Eggs and larvae | Quantity: 56 |
Pelagic fish | Quantity: number of hauls = 56 Description: distribution,monitoring. Cod, haddock, whiting, Norway pout, and saithe caught. Blue whting, sandeels, sprats, and herring also caught. |
Demersal fish | Quantity: number of hauls = 56 Description: distribution,monitoring. Cod, haddock, whiting, Norway pout, and saithe caught. Blue whting, sandeels, sprats, and herring also caught. |