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Cruise inventory

RRS Charles Darwin CD34

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Charles Darwin (74AB)
Cruise identifierCD34
Cruise period1988-07-12 — 1988-08-11
Port of departureAuckland, New Zealand
Port of returnAuckland, New Zealand
ObjectivesTo carry out geophysical investigations of an active spreading ridge in the southern Lau Basin. The experimental work on this cruise - which consisted of seismic and electromagnetic sounding experiments - was concentrated on a section of the Valu Fa ridge between 22 degees 09 mins South and 22 degrees 34 mins South.
Chief scientistMartin C Sinha (University of Cambridge Department of Earth Sciences)
Cruise reportRRS Charles Darwin CD34 cruise report cd34.pdf — access key 'C' (1.06 MB) 
Ocean/sea areas 
GeneralSouth West Pacific Ocean (limit 140W)
SpecificSouthern Lau Basin
Track chartsRRS Charles Darwin CD34 cruise track — trk3398.html
Geology and geophysics 
Single-beam echosoundingQuantity: track kilometres = 2700
Single channel seismic reflectionQuantity: track kilometres = 1500
Seismic refraction
Gravity measurementsQuantity: track kilometres = 3700
Magnetic measurementsQuantity: track kilometres = 1480
Other geological/geophysical measurementsQuantity: number of experiments = 3
Description: electromagnetic soundings