Cruise inventory

RRS Discovery D3_7

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Discovery (74E3)
Cruise identifierD3_7
Cruise period1964-08-02 — 1964-08-23
StatusCompleted
Port of departureMombasa, Kenya
Port of returnAden, Yemen
PurposeResearch
ObjectivesTo complete its part of the UK contribution to the International Indian Ocean Expedition, Discovery occupied 291 water sampling stations in the Indian Ocean in 154 days at sea.
Chief scientistRonald I Currie (National Institute of Oceanography)
ProjectInternational Indian Ocean Expedition
Cruise reportRRS Discovery D3_7 cruise report d3.pdf — access key 'C' (0.63 MB) 
Ocean/sea areas 
GeneralIndian Ocean
Gulf of Aden
Track chartsRRS Discovery D3_7 cruise track — d3track.pdf (00 MB) 
Measurements 
Physical oceanography 
Water bottle stationsQuantity: number of stations = 43
Description: 35 to the bottom
Current metersQuantity: number of profiles = 45
Description: current-shear
Neutrally buoyant floatsQuantity: number of deployments = 6
Other physical oceanographic measurementsDescription: daily radiosonde flights
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of profiles = 53
Description: chlorophyll
PhytoplanktonQuantity: number of hauls = 105
Description: 42 series of vertical net hauls; 41 fine mesh net hauls; 22 Indian Ocean standard net hauls
ZooplanktonQuantity: number of hauls = 105
Description: 42 series of vertical net hauls; 41 fine mesh net hauls; 22 Indian Ocean standard net hauls
NeustonQuantity: number of hauls = 65
Description: Neuston net tows
Meteorology 
Routine standard measurementsDescription: continuous record
Geology and geophysics 
Single-beam echosoundingDescription: continuous record