RRS Discovery D82B
Cruise summary report
| Cruise Info. | |||||||||
| Ship name (ship code) | RRS Discovery (74E3) | ||||||||
| Cruise identifier | D82B | ||||||||
| Cruise period | 1977-04-12 — 1977-05-03 | ||||||||
| Status | Completed | ||||||||
| Port of departure | Dakar, Senegal | ||||||||
| Port of return | South Shields, United Kingdom | ||||||||
| Purpose | Research | ||||||||
| Objectives | Objectives - Leg 2
A return was made to the position at 20 degrees N, 21 degrees W which had been worked during cruise 79, to resample the bottom fauna at 4000m and to sample the midwater organisms from the surface to just above the sea-bed. | ||||||||
| Chief scientist | Arthur de Chair Baker (Institute of Oceanographic Sciences Wormley Laboratory) | ||||||||
| Project | Upwelling off NW Africa and Total Column Sampling Around 20N 21W | ||||||||
| Cruise report |  (16.63 MB) | ||||||||
| Ocean/sea areas | |||||||||
| General | North East Atlantic Ocean (limit 40W) | ||||||||
| Track charts |  | ||||||||
| Measurements | |||||||||
| Physical oceanography | |||||||||
| CTD stations | |||||||||
| Subsurface temperature and salinity measurements | Quantity: number of stations = 3 | ||||||||
| Optics (eg underwater light levels) | Quantity: number of stations = 14 | ||||||||
| Surface drifters/drifting buoys | Quantity: number of deployments = 18 | ||||||||
| Biology and fisheries | |||||||||
| Primary productivity | Quantity: number of stations = 11 | ||||||||
| Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: number of samples = 22 | ||||||||
| Phytoplankton | Quantity: number of samples = 12 | ||||||||
| Zooplankton | Quantity: number of samples = 124 | ||||||||
| Seston | Quantity: number of samples = 22 | ||||||||
| Nekton | Quantity: number of samples = 25 | ||||||||
| Zoobenthos | Quantity: number of samples = 5 | ||||||||
| Data held at BODC | |||||||||
| Series/Profiles | |||||||||
| 1 CTD/STD cast | Salinity of the water column Temperature of the water column Vertical spatial coordinates Salinity of the water column Temperature of the water column Vertical spatial coordinates
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