Cruise inventory

RRS Charles Darwin CD71

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Charles Darwin (74AB)
Cruise identifierCD71
Cruise period1992-08-05 — 1992-08-21
Port of departureBarry, United Kingdom
Port of returnBarry, United Kingdom
ObjectivesTo locate possible gas seeps and carry out geological, chemical and biological sampling
Chief scientistJohn A Chesher (British Geological Survey, Edinburgh)
ProjectBarra Fan Project
Coordinating bodyBritish Geological Survey
Cruise reportRRS Charles Darwin CD71 cruise report cd71.pdf — access key 'C' (1.31 MB) 
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
SpecificBarra Fan off Outer Hebrides, West Scotland
Track chartsRRS Charles Darwin CD71 cruise track — trk3867.html
Physical oceanography 
CTD stationsQuantity: number of profiles = 9
Chemical oceanography 
Other chemical oceanographic measurementsQuantity: number of profiles = 9
Description: rosette for chemistry
Biology and fisheries 
ZoobenthosQuantity: number of samples = 14
Description: spade box cores,macrobenthos, meiobenthos, microbenthos (bacteria),chemical analysis
ZoobenthosQuantity: number of hauls = 1
Description: trawl - to search for unusual fauna
MolluscsQuantity: number of deployments = 2
Description: sled hauls,- ledella(bivalvia) frozen for molecular genetics anal.
Exploratory fishingQuantity: number of hauls = 1
Description: trawl - to search for unusual fauna
Geology and geophysics 
Core - soft bottomQuantity: number of cores = 61
Description: sediment provenance, reworking, shear & compressive