Cruise inventory

RRS Shackleton S4/73

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Shackleton (74SF)
Cruise identifierS4/73
Cruise period1973-05-08 — 1973-06-04
Port of departurePonta Delgada, Portugal
Port of returnBarry, United Kingdom
ObjectivesThe main purpose of this cruise was to place an array of thress Ocean Bottom Seismographs on the sea floor in the FAMOUS area and allow them to record there simultaneously for as long as possible. Thanks to generally good weather and no major setbacks this was achieved.
Chief scientistTim J G Francis (Institute of Oceanographic Sciences Wormley Laboratory)
Cruise reportRRS Shackleton S4/73 cruise report shackleton4_73.pdf — access key 'C' (0.24 MB) 
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
Track chartsRRS Shackleton S4/73 cruise track — shackleton4_73trk.pdf (0.02 MB) 
Geology and geophysics 
DredgeQuantity: number of deployments = 6
Description: FAMOUS area, 37N;38W
Multi-beam echosoundingDescription: measured throughout the cruise
Seismic refractionQuantity: 6
Description: FAMOUS area, 37N;38W;3 ocean bottom seismographs
Magnetic measurementsDescription: survey of the biscay triple junction for 5 days;also measured throughout the cruise