Cruise inventory

RRS Challenger CH11/75

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Challenger (74CH)
Cruise identifierCH11/75
Cruise period1975-07-23 — 1975-08-19
Port of departureMilford Haven, United Kingdom
Port of returnBarry, United Kingdom
ObjectivesThe objectives of this cruise were:
(1) A sea-to-land seismic refraction experiment using closely-spaced shots and receiving stations west of the Hebrides to investigate the transition from continental to oceanic crust in the area. Accomplished.
(2) Investigation of the deep structure of the Wyville-Thompson Ridge. Accomplished.
(3) Development of methods for the investigation of the deep structure of continental margins. Accomplished.
Chief scientistG Wylie (University of Durham, Department of Geological Sciences)
Cruise reportRRS Challenger CH11/75 cruise report ch11_75.pdf — access key 'C' (0.79 MB) 
Ocean/sea areas 
GeneralInner Seas off the West Coast of Scotland
North East Atlantic Ocean (limit 40W)
Track chartsRRS Challenger CH11/75 cruise track — trk1540.html
Geology and geophysics 
Seismic refractionQuantity: number of deployments = 52
Description: shots- Sea to land seismic refraction expt.