Resources

RRS Discovery D3_8

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Discovery (74E3)
Cruise identifierD3_8
Cruise period1964-08-26 — 1964-09-07
StatusCompleted
Port of departureAden, Yemen
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_8 cruise report d3.pdf (0.63 MB) 
Ocean/sea areas 
GeneralIndian Ocean
Gulf of Aden
Track chartsRRS Discovery D3_8 cruise track — d3track.pdf (0.68 MB) 
Measurements 
Physical oceanography 
BathythermographDescription: hourly observations
Water bottle stationsQuantity: number of stations = 10
Current metersQuantity: number of profiles = 10
Description: current-shear
Neutrally buoyant floatsQuantity: number of deployments = 2
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of profiles = 8
Description: chlorophyll
PhytoplanktonQuantity: number of hauls = 17
Description: 8 series of vertical net hauls; 8 fine mesh net hauls; 1 Indian Ocean standard net haul
ZooplanktonQuantity: number of hauls = 17
Description: 8 series of vertical net hauls; 8 fine mesh net hauls; 1 Indian Ocean standard net haul
NeustonQuantity: number of hauls = 64
Description: Neuston net hauls
Pelagic fishDescription: daily radiosondes
Pelagic fishQuantity: number of hauls = 1
Description: Isaacs-Kidd mid-water trawl
Meteorology 
Routine standard measurementsDescription: continuous record
Geology and geophysics 
Single-beam echosoundingDescription: continuous record