Cruise inventory

RRS Shackleton S3/76, Leg 1

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Shackleton (74SF)
Cruise identifierS3/76, Leg 1
Cruise period1976-06-04 — 1976-06-14
StatusCompleted
Port of departureBridgetown, Barbados
Port of returnPonta Delgada, Portugal
PurposeResearch
ObjectivesThe main purpose of the cruise was the occupation of expendable bathythermograph (XBT) section on a great circle track from Barbados to the Azores (Fig. 1) These measurements were accompanied by surface temperature and salinity measurements from the towed temperature/salinity (T/S) fish and precision echo-sounder (PES) depth measurements.
Chief scientistW John Gould (Institute of Oceanographic Sciences Wormley Laboratory)
ProjectPOLYMODE
Cruise reportRRS Shackleton S3/76, Leg 1 cruise report shackleton3_76.pdf — access key 'C' (0.51 MB) 
Ocean/sea areas 
GeneralNorth Atlantic Ocean
Track chartsRRS Shackleton S3/76, Leg 1 cruise track — trk1622a.html RRS Shackleton S3/76, Leg 1 cruise track — trk1622b.html
Measurements 
Physical oceanography 
Surface measurements underway (T,S)
BathythermographQuantity: number of profiles = 133
Currents measured from ship drift
Meteorology 
Routine standard measurements
Geology and geophysics 
Multi-beam echosounding