Resources

RRS Challenger CH2/84

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Challenger (74CH)
Cruise identifierCH2/84
Cruise period1984-06-23 — 1984-07-08
StatusCompleted
Port of departureArdrossan, United Kingdom
Port of returnFalmouth, United Kingdom
PurposeResearch
ObjectivesThe objectives of this cruise were:
(1) To deploy three current meter moorings in the North Channel for the duration of the cruise. Re-lay one of the three for recovery by RV Clione. Moorings deployed and recovered, but no data from one due to collapse of the sub-surface buoyancy. Redeployment accomplished.
(2) To work CTD sections across the shelf from the Mull of Galloway and the North Minch. Fifteen sections worked with five covering the North Channel, three between the Outer Hebrides and the shelf edge and seven between Hebridean islands and the mainland.
(3) To collect large-volume water samples for radiocaesium analysis from three depths at each of the ten standard stations between the Sound of Mull and the shelf edge. Accomplished.
(4) To collect nutrient, chlorophyll and phytoplankton production data on the outer shelf and slope. Accomplished.
(5) To deploy a current meter mooring at station Y in the Tiree Passage. Accomplished.
(6) To visit current meter moorings at F, M, V and W to recover any surviving equipment and re-lay mooring F. Nothing found. Mooring re-deployed.
(7) To search for the Dundee University Kraksat satellite-interrogated buoy. No trace found.
(8) To work the Rockall via Anton Dohrn Seamount (Ellett Line) CTD section. Accomplished from the shelf edge to Rockall Bank.
Chief scientistDavid J Ellett (Scottish Marine Biological Association)
Cruise reportRRS Challenger CH2/84 cruise report ch2_84.pdf (0.26 MB) 
Ocean/sea areas 
GeneralInner Seas off the West Coast of Scotland
Irish Sea and St. George's Channel
North East Atlantic Ocean (limit 40W)
SpecificNorth Atlantic
Track chartsRRS Challenger CH2/84 cruise track — trk3200.html RRS Challenger CH2/84 cruise track — trk3200a.html
Measurements 
Physical oceanography 
Water bottle stationsQuantity: number of stations = 129
Description: S surface 120 bottom
CTD stationsQuantity: number of stations = 120
Description: noisy upper layers
Current metersQuantity: number of deployments = 13
Description: 6 recovered;11 days-4 months
Surface drifters/drifting buoysQuantity: number of deployments = 147
Description: bottom
Chemical oceanography 
OxygenQuantity: number of stations = 61
NitrateQuantity: number of stations = 51
NitriteQuantity: number of stations = 51
SilicateQuantity: number of stations = 51
RadioactivityQuantity: number of samples = 111
Description: water samples for radio-caesium analysis.
Other chemical oceanographic measurementsQuantity: number of stations = 16
Description: C14,Carbonate uptaken
Contamination 
Contaminants in organismsQuantity: number of stations = 5
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of stations = 92
PhytoplanktonQuantity: number of stations = 30
ZooplanktonQuantity: number of stations = 9
Description: toxicology studies
Data held at BODC Get data
Series/Profiles 
126  CTD/STD cast
Salinity of the water column
Vertical spatial coordinates
Temperature of the water column
Salinity of the water column
Vertical spatial coordinates
Temperature of the water column

BODC idDate/TimeLocationDoc.
976001984-06-24 21:46 55° 15' 0" N  5° 47' 29" W  View metadata report for BODC series reference number 97600
976731984-06-25 07:39 55° 36' 59" N  5° 52' 59" W  View metadata report for BODC series reference number 97673
976851984-06-25 08:51 55° 38' 29" N  5° 57' 0" W  View metadata report for BODC series reference number 97685
977531984-06-25 19:48 55° 45' 35" N  7° 4' 5" W  View metadata report for BODC series reference number 97753
3132411984-06-27 22:16 57° 6' 6" N  9° 25' 0" W  View metadata report for BODC series reference number 313241
3133081984-06-28 13:52 57° 23' 5" N  10° 51' 54" W  View metadata report for BODC series reference number 313308
3133821984-06-29 07:00 57° 32' 23" N  12° 51' 54" W  View metadata report for BODC series reference number 313382
3135661984-07-01 14:34 58° 32' 5" N  8° 53' 41" W  View metadata report for BODC series reference number 313566
3132651984-06-28 03:32 57° 13' 54" N  10° 2' 53" W  View metadata report for BODC series reference number 313265
3134131984-06-30 09:55 57° 54' 53" N  9° 48' 6" W  View metadata report for BODC series reference number 313413
3137141984-07-02 17:02 58° 16' 54" N  5° 39' 6" W  View metadata report for BODC series reference number 313714
3137511984-07-03 00:28 57° 43' 30" N  5° 49' 0" W  View metadata report for BODC series reference number 313751
977041984-06-25 14:11 55° 45' 54" N  6° 30' 23" W  View metadata report for BODC series reference number 97704
977281984-06-25 16:39 55° 46' 12" N  6° 47' 41" W  View metadata report for BODC series reference number 97728
3131361984-06-27 03:20 56° 43' 59" N  7° 19' 59" W  View metadata report for BODC series reference number 313136
3134621984-06-30 19:09 57° 39' 6" N  8° 33' 6" W  View metadata report for BODC series reference number 313462
3136581984-07-02 09:11 58° 33' 36" N  6° 33' 53" W  View metadata report for BODC series reference number 313658
3133941984-06-29 08:30 57° 32' 59" N  12° 59' 53" W  View metadata report for BODC series reference number 313394
3133701984-06-29 04:42 57° 31' 59" N  12° 37' 54" W  View metadata report for BODC series reference number 313370
3134371984-06-30 13:59 57° 48' 53" N  9° 20' 59" W  View metadata report for BODC series reference number 313437
3134491984-06-30 15:47 57° 45' 54" N  9° 7' 59" W  View metadata report for BODC series reference number 313449
3135051984-07-01 05:16 58° 6' 47" N  7° 20' 5" W  View metadata report for BODC series reference number 313505
3135301984-07-01 09:54 58° 18' 29" N  8° 3' 29" W  View metadata report for BODC series reference number 313530
3135421984-07-01 11:26 58° 22' 59" N  8° 20' 17" W  View metadata report for BODC series reference number 313542
3136091984-07-02 00:08 58° 58' 41" N  7° 26' 53" W  View metadata report for BODC series reference number 313609
3137871984-07-03 02:45 57° 43' 0" N  6° 7' 59" W  View metadata report for BODC series reference number 313787
3138181984-07-03 04:38 57° 48' 47" N  6° 24' 0" W  View metadata report for BODC series reference number 313818
3138311984-07-03 05:21 57° 51' 0" N  6° 30' 0" W  View metadata report for BODC series reference number 313831
3138551984-07-03 12:13 57° 8' 12" N  7° 10' 59" W  View metadata report for BODC series reference number 313855
3136951984-07-02 14:35 58° 16' 59" N  6° 0' 0" W  View metadata report for BODC series reference number 313695
3139961984-07-04 04:58 56° 6' 29" N  5° 55' 0" W  View metadata report for BODC series reference number 313996
3140111984-07-05 00:06 54° 40' 0" N  5° 30' 0" W  View metadata report for BODC series reference number 314011
975071984-06-23 21:59 54° 39' 53" N  5° 29' 53" W  View metadata report for BODC series reference number 97507
977411984-06-25 18:06 55° 45' 47" N  6° 55' 23" W  View metadata report for BODC series reference number 97741
3132161984-06-27 18:15 56° 59' 53" N  9° 0' 0" W  View metadata report for BODC series reference number 313216
3139471984-07-03 19:23 56° 47' 59" N  5° 56' 30" W  View metadata report for BODC series reference number 313947
3140351984-07-05 01:37 54° 43' 0" N  5° 19' 59" W  View metadata report for BODC series reference number 314035
3140591984-07-05 04:50 54° 45' 47" N  5° 10' 11" W  View metadata report for BODC series reference number 314059
3141271984-07-05 18:32 54° 22' 23" N  4° 34' 59" W  View metadata report for BODC series reference number 314127
975561984-06-24 12:04 54° 44' 29" N  5° 15' 0" W  View metadata report for BODC series reference number 97556
977161984-06-25 15:02 55° 46' 5" N  6° 37' 30" W  View metadata report for BODC series reference number 97716
3132901984-06-28 12:20 57° 23' 5" N  10° 51' 54" W  View metadata report for BODC series reference number 313290
3133211984-06-28 15:26 57° 26' 53" N  11° 5' 6" W  View metadata report for BODC series reference number 313321
3133331984-06-28 16:56 57° 28' 0" N  11° 19' 12" W  View metadata report for BODC series reference number 313333
3133451984-06-28 18:34 57° 28' 59" N  11° 32' 6" W  View metadata report for BODC series reference number 313345
3133691984-06-28 23:48 57° 30' 42" N  12° 13' 59" W  View metadata report for BODC series reference number 313369
3134861984-06-30 22:51 57° 32' 17" N  7° 58' 29" W  View metadata report for BODC series reference number 313486
3134981984-07-01 04:19 58° 4' 18" N  7° 11' 17" W  View metadata report for BODC series reference number 313498
3135781984-07-01 21:53 59° 3' 6" N  7° 40' 23" W  View metadata report for BODC series reference number 313578
3137021984-07-02 15:30 58° 16' 59" N  5° 49' 41" W  View metadata report for BODC series reference number 313702
3138061984-07-03 04:01 57° 47' 12" N  6° 19' 0" W  View metadata report for BODC series reference number 313806
3139231984-07-03 17:46 56° 51' 35" N  6° 12' 29" W  View metadata report for BODC series reference number 313923
3139841984-07-04 04:30 56° 7' 59" N  5° 55' 59" W  View metadata report for BODC series reference number 313984
3140231984-07-05 00:51 54° 41' 30" N  5° 25' 0" W  View metadata report for BODC series reference number 314023
3140721984-07-05 13:50 54° 41' 17" N  4° 8' 41" W  View metadata report for BODC series reference number 314072
3141401984-07-05 20:07 54° 30' 6" N  4° 43' 54" W  View metadata report for BODC series reference number 314140
975321984-06-24 09:34 54° 47' 59" N  5° 4' 59" W  View metadata report for BODC series reference number 97532
975811984-06-24 18:56 55° 8' 59" N  5° 31' 59" W  View metadata report for BODC series reference number 97581
975931984-06-24 21:09 55° 16' 59" N  5° 43' 29" W  View metadata report for BODC series reference number 97593
976361984-06-25 01:12 55° 9' 29" N  6° 0' 0" W  View metadata report for BODC series reference number 97636
3131481984-06-27 05:26 56° 43' 47" N  7° 39' 47" W  View metadata report for BODC series reference number 313148
3131731984-06-27 08:52 56° 46' 0" N  8° 0' 0" W  View metadata report for BODC series reference number 313173
3131971984-06-27 13:20 56° 52' 54" N  8° 29' 41" W  View metadata report for BODC series reference number 313197
3132281984-06-27 20:53 57° 2' 53" N  9° 13' 0" W  View metadata report for BODC series reference number 313228
3134251984-06-30 12:40 57° 52' 0" N  9° 34' 5" W  View metadata report for BODC series reference number 313425
3134501984-06-30 17:14 57° 42' 29" N  8° 50' 17" W  View metadata report for BODC series reference number 313450
3136711984-07-02 10:20 58° 28' 36" N  6° 23' 17" W  View metadata report for BODC series reference number 313671
3138431984-07-03 06:13 57° 52' 59" N  6° 35' 23" W  View metadata report for BODC series reference number 313843
3138791984-07-03 14:17 57° 2' 12" N  6° 49' 59" W  View metadata report for BODC series reference number 313879
3138921984-07-03 16:03 56° 56' 35" N  6° 29' 35" W  View metadata report for BODC series reference number 313892
3139351984-07-03 18:31 56° 49' 30" N  6° 5' 5" W  View metadata report for BODC series reference number 313935
3139721984-07-04 03:36 56° 10' 54" N  5° 58' 59" W  View metadata report for BODC series reference number 313972
3140961984-07-05 15:58 54° 31' 59" N  4° 16' 23" W  View metadata report for BODC series reference number 314096
975191984-06-23 22:49 54° 41' 42" N  5° 25' 11" W  View metadata report for BODC series reference number 97519
976611984-06-25 06:45 55° 36' 29" N  5° 52' 59" W  View metadata report for BODC series reference number 97661
977651984-06-25 21:14 55° 45' 59" N  7° 16' 23" W  View metadata report for BODC series reference number 97765
3131241984-06-26 23:42 56° 43' 59" N  6° 59' 17" W  View metadata report for BODC series reference number 313124
3133571984-06-28 20:53 57° 29' 30" N  11° 50' 59" W  View metadata report for BODC series reference number 313357
3135291984-07-01 08:16 58° 14' 5" N  7° 46' 36" W  View metadata report for BODC series reference number 313529
3135541984-07-01 13:00 58° 27' 42" N  8° 36' 47" W  View metadata report for BODC series reference number 313554
3141521984-07-05 20:52 54° 34' 30" N  4° 43' 54" W  View metadata report for BODC series reference number 314152
3136221984-07-02 05:45 58° 48' 29" N  7° 5' 17" W  View metadata report for BODC series reference number 313622
3136831984-07-02 13:35 58° 16' 54" N  6° 10' 47" W  View metadata report for BODC series reference number 313683
3139111984-07-03 16:56 56° 54' 6" N  6° 20' 53" W  View metadata report for BODC series reference number 313911
975441984-06-24 10:23 54° 45' 59" N  5° 9' 59" W  View metadata report for BODC series reference number 97544
976121984-06-24 22:58 55° 12' 59" N  5° 51' 59" W  View metadata report for BODC series reference number 97612
976481984-06-25 06:01 55° 34' 59" N  5° 45' 0" W  View metadata report for BODC series reference number 97648
976971984-06-25 09:31 55° 38' 59" N  6° 0' 59" W  View metadata report for BODC series reference number 97697
3131851984-06-27 11:58 56° 51' 6" N  8° 19' 41" W  View metadata report for BODC series reference number 313185
3132771984-06-28 07:27 57° 17' 59" N  10° 23' 5" W  View metadata report for BODC series reference number 313277
3132891984-06-28 10:19 57° 22' 23" N  10° 41' 48" W  View metadata report for BODC series reference number 313289
3134741984-06-30 20:47 57° 35' 6" N  8° 15' 29" W  View metadata report for BODC series reference number 313474
3135911984-07-01 23:14 59° 0' 11" N  7° 31' 54" W  View metadata report for BODC series reference number 313591
3136101984-07-02 04:32 58° 53' 35" N  7° 15' 53" W  View metadata report for BODC series reference number 313610
3137261984-07-02 17:57 58° 17' 59" N  5° 29' 30" W  View metadata report for BODC series reference number 313726
3137381984-07-02 18:55 58° 17' 5" N  5° 18' 11" W  View metadata report for BODC series reference number 313738
3137991984-07-03 03:23 57° 45' 6" N  6° 13' 29" W  View metadata report for BODC series reference number 313799
3139601984-07-04 02:55 56° 13' 59" N  6° 1' 59" W  View metadata report for BODC series reference number 313960
3140601984-07-05 05:34 54° 47' 59" N  5° 4' 59" W  View metadata report for BODC series reference number 314060
3140841984-07-05 14:45 54° 36' 42" N  4° 12' 18" W  View metadata report for BODC series reference number 314084
3141391984-07-05 19:23 54° 26' 6" N  4° 37' 12" W  View metadata report for BODC series reference number 314139
3132041984-06-27 16:43 56° 57' 6" N  8° 47' 30" W  View metadata report for BODC series reference number 313204
3134011984-06-29 10:27 57° 34' 0" N  13° 19' 54" W  View metadata report for BODC series reference number 313401
3136461984-07-02 08:12 58° 38' 35" N  6° 44' 24" W  View metadata report for BODC series reference number 313646
975201984-06-24 00:16 54° 42' 54" N  5° 20' 5" W  View metadata report for BODC series reference number 97520
975681984-06-24 17:00 55° 0' 59" N  5° 19' 59" W  View metadata report for BODC series reference number 97568
976241984-06-25 00:21 55° 11' 29" N  5° 55' 59" W  View metadata report for BODC series reference number 97624
3135171984-07-01 07:01 58° 10' 29" N  7° 32' 59" W  View metadata report for BODC series reference number 313517
3136341984-07-02 06:54 58° 43' 30" N  6° 54' 47" W  View metadata report for BODC series reference number 313634
3137631984-07-03 01:09 57° 43' 5" N  5° 54' 29" W  View metadata report for BODC series reference number 313763
3137751984-07-03 01:55 57° 43' 0" N  6° 1' 18" W  View metadata report for BODC series reference number 313775
3138801984-07-03 15:17 56° 58' 59" N  6° 37' 59" W  View metadata report for BODC series reference number 313880
3139591984-07-04 02:11 56° 16' 29" N  6° 4' 48" W  View metadata report for BODC series reference number 313959
3141151984-07-05 17:22 54° 26' 48" N  4° 20' 41" W  View metadata report for BODC series reference number 314115
3130811984-06-26 14:20 56° 40' 0" N  6° 7' 0" W  View metadata report for BODC series reference number 313081
3131611984-06-27 07:27 56° 45' 35" N  7° 50' 12" W  View metadata report for BODC series reference number 313161
3130681984-06-26 03:25 55° 45' 42" N  7° 57' 29" W  View metadata report for BODC series reference number 313068
3131121984-06-26 22:00 56° 43' 54" N  6° 45' 35" W  View metadata report for BODC series reference number 313112
3131001984-06-26 19:15 56° 44' 5" N  6° 28' 0" W  View metadata report for BODC series reference number 313100
3130441984-06-25 23:26 55° 46' 0" N  7° 29' 35" W  View metadata report for BODC series reference number 313044
3130561984-06-26 00:04 55° 45' 54" N  7° 41' 12" W  View metadata report for BODC series reference number 313056
3130931984-06-26 17:55 56° 40' 59" N  6° 17' 24" W  View metadata report for BODC series reference number 313093
3141031984-07-05 16:34 54° 28' 54" N  4° 18' 54" W  View metadata report for BODC series reference number 314103
3141641984-07-05 21:51 54° 38' 24" N  4° 46' 41" W  View metadata report for BODC series reference number 314164
3138671984-07-03 13:15 57° 5' 12" N  7° 0' 29" W  View metadata report for BODC series reference number 313867
3140471984-07-05 02:15 54° 44' 30" N  5° 15' 0" W  View metadata report for BODC series reference number 314047
1  Savonius rotor current meter
Moored instrument depth
Date and time
Temperature of the water column
Horizontal velocity of the water column (currents)
Moored instrument depth
Date and time
Temperature of the water column
Horizontal velocity of the water column (currents)

BODC idDate/TimeLocationDoc.
606661984-06-26 17:15  — 1984-10-02 19:43:12 56° 37' 18" N  6° 23' 48" W  View metadata report for BODC series reference number 60666