Cruise inventory

RRS Charles Darwin CD81

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Charles Darwin (74AB)
Cruise identifierCD81
Cruise period1993-10-03 — 1993-11-01
StatusCompleted
Port of departureReykjavík, Iceland
Port of returnBarry, United Kingdom
PurposeResearch
ObjectivesTo investigate the mechanisms of crustal accretion at the axis of the Reykjanes Ridge by using seismic and electromagnetic methods to determine the physical structure of the crust and uppermost mantle beneath a magmatically active axial volcanic ridge.
Chief scientistMartin C Sinha (University of Cambridge Department of Earth Sciences)
Cruise reportRRS Charles Darwin CD81 cruise report cd81.pdf — access key 'C' (3.36 MB) 
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
SpecificReykjanes Ridge at 57 45N
Track chartsRRS Charles Darwin CD81 cruise track — cd81track.pdf (00 MB) 
Measurements 
Geology and geophysics 
Seismic refractionQuantity: number of track lines = 8
Other geological/geophysical measurementsQuantity: number of measurements = 111
Other geological/geophysical measurementsQuantity: number of deployments = 11
Description: Digital Ocean Bottom Seismometer (DOBS)