Cruise summary report
Cruise Info. | |
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Ship name | Steigen |
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Cruise identifier | IMER C-5-78 |
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Cruise period | 1978-08-15 — 1978-08-30 |
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Status | Completed |
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Port of departure | Barry, United Kingdom |
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Port of return | Barry, United Kingdom |
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Purpose | Research |
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Objectives | 1. To measure levels of nutrients, chlorophyll, total suspended matter, organic matter and the zooplankton and phytoplankton populations.
2. To characterise the hydrographic conditions at the two sites.
3. To measure the feeding rates and development times of two species of copepod at the two sites.
4. To measure uptake and release of nutrients by micro-organisms.
5. To measure the release of nutrients by zooplankton. |
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Chief scientist | Bob Williams (Institute of Marine Environmental Research, Plymouth) |
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Cruise report | (0.24 MB) |
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Ocean/sea areas | |
General | Inner Seas off the West Coast of Scotland Bristol Channel |
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Track charts | |
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Measurements | |
Physical oceanography | |
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Surface measurements underway (T,S) | |
Chemical oceanography | |
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Phosphate | Quantity: 109 |
Total - P | Quantity: 109 |
Nitrate | Quantity: 109 |
Nitrite | Quantity: 109 |
Ammonia | Quantity: 109 |
Silicate | Quantity: 109 |
Contamination | |
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Suspended matter | Quantity: 60 |
Biology and fisheries | |
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Primary productivity | Quantity: 5 |
Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: 60 |
Particulate organic matter (inc POC, PON) | Quantity: 60 |
Phytoplankton | Quantity: 60 |
Zooplankton | Quantity: 29 Description: survey:distribution,biomass,energy transfers,population studies etc. |
Seston | Quantity: 109 |
Data held at BODC | |
Discrete samples | |
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205 General station with STD/bottles/additional instruments | Nitrite concentration parameters in the water column Temperature of the water column Phosphate concentration parameters in the water column Salinity of the water column Silicate concentration parameters in the water column Nitrate concentration parameters in the water column Phaeopigment concentrations in the water column Chlorophyll pigment concentrations in water bodies
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