Cruise summary report
Cruise Info. | |
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Ship name (ship code) | RV Corella (74CX) |
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Cruise identifier | 7/75 |
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Cruise period | 1975-05-06 — 1975-05-15 |
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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 survey the distribution of selected dissolved and particulate trace metals (cadmium, copper, nickel and zinc) in the water of the southern North Sea, paying particular attention to techniques for sampling the particulate phase.
2. To survey the distribution of selected trace metals in the water and surface sediments over tidal cycles at selected localities in the estuary of the Humber.
3. To investigate the analysis of dissolved ammonia in a variety of sea water types.
4. To service JONSIS 1 and 2 current meter rigs.
5. To collect sea water samples for the analysis of radioactive caesium by the Fisheries Radiobiology Laboratory. |
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Chief scientist | Peter G W Jones (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) |
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Cruise report | (0.16 MB) |
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Ocean/sea areas | |
General | North Sea |
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Track charts | |
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Measurements | |
Physical oceanography | |
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Water bottle stations | Quantity: number of samples = 120 Description: Top & bottom (mixture T and S) |
Current meters | Quantity: number of stations = 2 Description: servicing JONSIS moorings |
Chemical oceanography | |
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Nitrite | Quantity: number of samples = 62 |
Ammonia | Quantity: number of samples = 62 |
Trace elements | Quantity: number of samples = 119 |
Radioactivity | Quantity: number of samples = 14 Description: 25-litre surface water for caesium |
Contamination | |
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Trace metals | Quantity: number of samples = 119 |
Bottom deposits | Quantity: number of samples = 37 |
Biology and fisheries | |
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Phytoplankton | Quantity: number of samples = 1 |
Geology and geophysics | |
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Dredge | Quantity: number of samples = 37 Description: physical/chemical analysis of sediments |