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RRS Challenger CH10/73
Cruise summary report
Cruise Info. | |
Ship name (ship code) | RRS Challenger (74CH) |
Cruise identifier | CH10/73 |
Cruise period | 1973-08-21 — 1973-09-14 |
Status | Completed |
Port of departure | Dunstaffnage, United Kingdom |
Port of return | Dunstaffnage, United Kingdom |
Purpose | Research |
Objectives | The objectives of this cruise were:
(1) Assess the temperature-salinity characteristics of the Wyville-Thompson Ridge overflow. STD survey accomplished. (2) Bottom temperature surveys. Accomplished through an STD survey. (3) Repeat STD stations along the main axis of the overflow. Accomplished. (4) Determine the path of the overflow into the Rockall Trough through repeated STD sections. Accomplished. |
Chief scientist | Ronald I Currie (Scottish Marine Biological Association) |
Project | Overflow '73 |
Coordinating body | ICES |
Cruise report | (0.53 MB) |
Ocean/sea areas | |
General | North East Atlantic Ocean (limit 40W) |
Measurements | |
Physical oceanography | |
Water bottle stations | Quantity: number of stations = 22 |
CTD stations | Quantity: number of stations = 163 Description: 2 with S only |
Other physical oceanographic measurements | Description: particle scattering |
Chemical oceanography | |
Oxygen | Quantity: number of stations = 78 |
Phosphate | Quantity: number of stations = 31 |
Nitrate | Quantity: number of stations = 95 |
Silicate | Quantity: number of stations = 94 |
Biology and fisheries | |
Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: number of stations = 47 |
Meteorology | |
Occasional standard measurements | Description: every 4 hours |
Other meteorological measurements | Description: sea and swell,every 4 hours |