RRS Challenger CH13/79
Cruise summary report
|Ship name (ship code)||RRS Challenger (74CH)|
|Cruise period||1979-09-11 — 1979-09-16|
|Port of departure||Ardrossan, United Kingdom|
|Port of return||Ardrossan, United Kingdom|
|Objectives||The objectives of this cruise were:
(1) To service the shelf current meter mooring at 57N, 9W and recover the slope current meter mooring at 57° 6 min N, 9° 24 min W. Accomplished.
(2) To work the eastern portion of the Rockall via Anton Dohrn Seamount (Ellett Line) CTD section. Stations K to T worked, covering from the slope of the seamount to the outer Hebridean continental shelf.
(3) To work shelf CTD sections to the west of the Hebrides. Not done due to poor weather and lack of time.
(4) Collect large volume surface water samples for radiocaesium analysis with CTD profiles on the sampling stations. Accomplished with CTD profiles on nine of the ten stations.
|Chief scientist||David J Ellett (Scottish Marine Biological Association)|
|Cruise report||(0.10 MB)|
|General||North East Atlantic Ocean (limit 40W)|
|Water bottle stations||Quantity: number of stations = 20|
Description: S surface only
|CTD stations||Quantity: number of stations = 18|
Description: 1 T only noisy salinity where max. cast depth >1000m
|Current meters||Quantity: number of stations = 2|
Description: 2x79 and 4x117 days
|Radioactivity||Quantity: number of samples = 10|
Description: water samples for radio-caesium monitoring.