Cruise inventory

RRS Discovery D43

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Discovery (74E3)
Cruise identifierD43
Cruise period1971-10-07 — 1971-11-25
StatusCompleted
Port of departureBarry, United Kingdom
Port of returnSouthampton, United Kingdom
PurposeResearch
ObjectivesTo make the maximum use of long range side-scan sonar in the open ocean conditions of the North Atlantic in areas of scientific interest and to establish its capability of operating in worse weather than previously experienced.
Chief scientistAnthony S Laughton (National Institute of Oceanography)
Cruise reportRRS Discovery D43 cruise report d43.pdf — access key 'C' (0.57 MB)  RRS Discovery D43 cruise report d43_data_report.pdf (4.65 MB) 
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
SpecificPeake and Freen Deeps, Azores-Gibraltar Ridge
Track chartsRRS Discovery D43 cruise track — d43track.pdf (00 MB) 
Measurements 
Physical oceanography 
Water bottle stationsDescription: T surface only
Instrumented wave measurementsQuantity: activity duration in days = 45
Description: Shipborne wave recorder
Other physical oceanographic measurementsQuantity: number of profiles = 3
Description: Sound velocity station
Biology and fisheries 
Biochemical measurements (eg lipids, amino acids)Quantity: number of cores = 3
Description: Gravity cores for lipid analysis
Meteorology 
Occasional standard measurements
Other meteorological measurementsQuantity: activity duration in days = 45
Description: Sea and swell
Geology and geophysics 
Core - soft bottomQuantity: number of cores = 3
Description: Gravity cores for lipid analysis
Single-beam echosounding
Long/short range side scan sonarQuantity: track kilometres = 1790
Description: GLORIA
Single channel seismic reflectionQuantity: track kilometres = 6822.768
Seismic refractionQuantity: number of deployments = 2
Description: Pop-up Bottom Seismic Recorder (PUBS)
Magnetic measurements