Cruise inventory

RRS Discovery D100

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Discovery (74E3)
Cruise identifierD100
Cruise period1979-01-31 — 1979-04-04
StatusCompleted
Port of departureCape Town, South Africa
Port of returnCape Town, South Africa
PurposeResearch
Chief scientistJames Crease (Institute of Oceanographic Sciences Wormley Laboratory)
ProjectFGGE
Ocean/sea areas 
GeneralSouth Atlantic Ocean
Track chartsRRS Discovery D100 cruise track — trk2203.html
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Quantity: activity duration in days = 60
BathythermographQuantity: number of profiles = 90
CTD stationsQuantity: number of profiles = 10
CTD stationsQuantity: number of profiles = 27
Current metersQuantity: number of deployments = 5
Description: 35 days
Currents measured from ship driftQuantity: activity duration in days = 60
Surface drifters/drifting buoysQuantity: number of deployments = 6
Description: (FGGE buoys.FGGE=First GARP Global Experiment)
Chemical oceanography 
OxygenQuantity: 37
PhosphateQuantity: 13
NitrateQuantity: 13
Biology and fisheries 
Primary productivityQuantity: 13
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: activity duration in days = 60
PhytoplanktonQuantity: 13
ZooplanktonQuantity: 28
NeustonQuantity: 7
BirdsQuantity: activity duration in days = 60
Description: taxonomy,distribution
Mammals and reptilesQuantity: activity duration in days = 60
Description: taxonomy,distribution
Acoustic reflection on marine organisms.
Other biological/fisheries measurementQuantity: activity duration in days = 60
Description: deep scattering layers
Other biological/fisheries measurementQuantity: activity duration in days = 60
Description: bioluminescence
Meteorology 
Routine standard measurementsQuantity: activity duration in days = 60
Other meteorological measurementsQuantity: number of observations = 30
Description: sea and swell
Other meteorological measurementsQuantity: activity duration in days = 30
Description: ice observations
Geology and geophysics 
Multi-beam echosoundingQuantity: track kilometres = 14816
Magnetic measurements