Cruise inventory

RRS Charles Darwin CD69

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Charles Darwin (74AB)
Cruise identifierCD69
Cruise period1992-06-11 — 1992-07-05
StatusCompleted
Port of departureBarry, United Kingdom
Port of returnGreenock, United Kingdom
PurposeResearch
ObjectivesTo collect a seismic expanding spread profile. Two ship exercise with Challenger 93/92, also a land party on Orkney
Chief scientistPenny J Barton (University of Cambridge Department of Earth Sciences)
Ocean/sea areas 
GeneralNorth Sea
North East Atlantic Ocean (limit 40W)
SpecificN UK continental shelf, NE Atlantic, N Sea
Track chartsRRS Charles Darwin CD69 cruise track — trk3736.html RRS Charles Darwin CD69 cruise track — trk3736b.html
Measurements 
Geology and geophysics 
Multi-beam echosoundingQuantity: track kilometres = 1852
Description: bathymetry along experiment line (7 35'W - 1 35'E, at 58 46'N)
Seismic refractionQuantity: track kilometres = 370.4
Description: seismic refraction (explosive source)
Moorings, landers, buoys 
Geology and geophysics 
In-situ seafloor measurement/sampling58° 46' 0" N  6° 16' 59" W —
In-situ seafloor measurement/sampling58° 46' 0" N  2° 7' 0" W —
In-situ seafloor measurement/sampling58° 46' 0" N  7° 10' 59" W —
In-situ seafloor measurement/sampling58° 46' 0" N  4° 43' 0" W —
In-situ seafloor measurement/sampling58° 46' 0" N  7° 34' 59" W — Moored digital seabed hydrophone packages, depl.16-18 Jun, rec.26 Jun - 1 Jul
In-situ seafloor measurement/sampling58° 46' 0" N  1° 34' 59" W —
In-situ seafloor measurement/sampling58° 46' 0" N  5° 46' 0" W —
In-situ seafloor measurement/sampling58° 46' 0" N  5° 15' 0" W —
In-situ seafloor measurement/sampling58° 46' 0" N  4° 12' 0" W —
In-situ seafloor measurement/sampling58° 46' 0" N  3° 40' 59" W —
In-situ seafloor measurement/sampling58° 46' 0" N  2° 37' 0" W —
In-situ seafloor measurement/sampling58° 46' 0" N  6° 47' 59" W —