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RRS Challenger CH6B/77

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Challenger (74CH)
Cruise identifierCH6B/77
Cruise period1977-04-14 — 1977-04-19
StatusCompleted
Port of departureDunstaffnage, United Kingdom
Port of returnDunstaffnage, United Kingdom
PurposeResearch
ObjectivesCruise objectives were.
(1) Re-establish the current meter mooring at 57N, 9W. Accomplished.
(2) Work the Anton Dohrn Seamount (Ellett Line) STD section. Accomplished.
(3) Work the Rosemary Bank STD section and shelf sections to W of Hebrides. No time for Rosemary Bank but stations between St Kilda and South Uist worked.
(4) Collect large volume surface water samples for radiocaesium analysis. Accomplished with STD profiles at all but one station.
(5) Moor IOS Taunton waverider buoy off west coast of South Uist. Accomplished.
(6) Dredge on continental slope for live specimens of Doryneus. Accomplished.
Chief scientistDavid J Ellett (Scottish Marine Biological Association)
Cruise reportRRS Challenger CH6B/77 cruise report ch6b_77.pdf (0.16 MB) 
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
SpecificRockall, Anton Dohrn Seamount
Track chartsRRS Challenger CH6B/77 cruise track — trk1800.html
Measurements 
Physical oceanography 
Water bottle stationsQuantity: number of stations = 50
Description: S surface 25 T surface
CTD stationsQuantity: number of stations = 51
Instrumented wave measurementsQuantity: number of deployments = 1
Description: waverider buoy
Chemical oceanography 
RadioactivityQuantity: number of samples = 50
Description: surface water samples for radio-caesium analysis.
Biology and fisheries 
ZoobenthosQuantity: number of stations = 2
Meteorology 
Routine standard measurements
Data held at BODC Get data
Series/Profiles 
24  CTD/STD cast
Temperature of the water column
Salinity of the water column
Vertical spatial coordinates
Temperature of the water column
Salinity of the water column
Vertical spatial coordinates

BODC idDate/TimeLocationDoc.
919051977-04-14 17:41 56° 43' 47" N  7° 20' 11" W  View metadata report for BODC series reference number 91905
919781977-04-15 15:10 57° 8' 59" N  9° 42' 5" W  View metadata report for BODC series reference number 91978
920171977-04-15 22:15 57° 21' 54" N  10° 40' 11" W  View metadata report for BODC series reference number 92017
918741977-04-14 13:14 56° 44' 11" N  6° 27' 0" W  View metadata report for BODC series reference number 91874
919421977-04-14 23:31 56° 53' 11" N  8° 30' 0" W  View metadata report for BODC series reference number 91942
920541977-04-16 04:20 57° 29' 17" N  11° 32' 35" W  View metadata report for BODC series reference number 92054
920661977-04-16 06:42 57° 29' 29" N  11° 51' 11" W  View metadata report for BODC series reference number 92066
920051977-04-15 19:52 57° 17' 59" N  10° 23' 11" W  View metadata report for BODC series reference number 92005
918621977-04-14 12:27 56° 41' 42" N  6° 20' 29" W  View metadata report for BODC series reference number 91862
918861977-04-14 14:40 56° 43' 59" N  6° 45' 5" W  View metadata report for BODC series reference number 91886
919291977-04-14 20:47 56° 46' 59" N  7° 59' 47" W  View metadata report for BODC series reference number 91929
919301977-04-14 22:30 56° 51' 5" N  8° 19' 59" W  View metadata report for BODC series reference number 91930
919541977-04-15 01:40 56° 57' 0" N  8° 46' 59" W  View metadata report for BODC series reference number 91954
920781977-04-16 13:33 57° 32' 42" N  12° 52' 17" W  View metadata report for BODC series reference number 92078
920911977-04-16 17:03 57° 33' 17" N  12° 59' 47" W  View metadata report for BODC series reference number 92091
918981977-04-14 16:02 56° 43' 59" N  7° 0' 5" W  View metadata report for BODC series reference number 91898
919171977-04-14 19:10 56° 43' 59" N  7° 39' 59" W  View metadata report for BODC series reference number 91917
919661977-04-15 03:58 57° 3' 5" N  9° 13' 41" W  View metadata report for BODC series reference number 91966
920291977-04-16 00:08 57° 23' 29" N  10° 53' 29" W  View metadata report for BODC series reference number 92029
920301977-04-16 01:29 57° 26' 47" N  11° 5' 11" W  View metadata report for BODC series reference number 92030
921091977-04-16 18:56 57° 33' 59" N  13° 21' 11" W  View metadata report for BODC series reference number 92109
919911977-04-15 17:33 57° 14' 17" N  10° 4' 17" W  View metadata report for BODC series reference number 91991
920421977-04-16 02:55 57° 27' 59" N  11° 18' 59" W  View metadata report for BODC series reference number 92042
921101977-04-16 20:11 57° 34' 59" N  13° 37' 59" W  View metadata report for BODC series reference number 92110