Cruise inventory

RRS Charles Darwin CD48

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Charles Darwin (74AB)
Cruise identifierCD48
Cruise period1990-06-21 — 1990-06-26
Port of departureBarry, United Kingdom
Port of returnLondon, United Kingdom
ObjectivesThe collection of gravity data in the Celtic Sea and English Channel in orderto strengthen the BGS gravity data base. Some equipment development and testing was also undertaken.
Chief scientistGeoff A Day (British Geological Survey, Edinburgh)
Cruise reportRRS Charles Darwin CD48 cruise report cd48.pdf — access key 'C' (0.22 MB) 
Ocean/sea areas 
GeneralEnglish Channel
North Atlantic Ocean
SpecificSouth western approaches to the UK and the Irish Sea, Celtic Sea, English Channel
Track chartsRRS Charles Darwin CD48 cruise track — trk3683.html
Physical oceanography 
Current profiler (eg ADCP)Description: tests of ADCP
Geology and geophysics 
Single-beam echosoundingQuantity: track kilometres = 1000
Description: near continuous echo sounding
Gravity measurementsQuantity: track kilometres = 1000
Description: cont. gravity
Magnetic measurementsQuantity: track kilometres = 1000
Description: cont. magnetics