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RRS Challenger CH9/77
Cruise summary report
Cruise Info. | |
Ship name (ship code) | RRS Challenger (74CH) |
Cruise identifier | CH9/77 |
Cruise period | 1977-06-10 — 1977-06-25 |
Status | Completed |
Objectives | CTD measurements, current measurements (current meters and drifters), water sampling and biological sampling. |
Chief scientist | John H Simpson (University of Wales, Bangor School of Ocean Sciences) |
Ocean/sea areas | |
General | North East Atlantic Ocean (limit 40W) |
Measurements | |
Physical oceanography | |
Surface measurements underway (T,S) | Quantity: number of measurements = 162 Description: T only |
CTD stations | Quantity: number of stations = 77 |
Subsurface temperature and salinity measurements | |
Current meters | Quantity: number of deployments = 3 Description: 7 days |
Surface drifters/drifting buoys | Quantity: number of deployments = 5 Description: drogues |
Chemical oceanography | |
Oxygen | Quantity: number of samples = 162 |
Nitrate | Quantity: number of samples = 162 |
Nitrite | Quantity: number of samples = 162 |
Radioactivity | Quantity: number of samples = 162 |
Other chemical oceanographic measurements | Quantity: number of samples = 162 Description: chlorinity |
Biology and fisheries | |
Primary productivity | Quantity: number of measurements = 162 |
Phytoplankton | Quantity: number of samples = 162 |