Cruise inventory

RRS Challenger CH71A

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Challenger (74CH)
Cruise identifierCH71A
Cruise period1990-08-29 — 1990-09-05
StatusCompleted
Port of departureAberdeen, United Kingdom
Port of returnOban, United Kingdom
PurposeResearch
ObjectivesAims:
1. To work the CTD stations of the Anton Dohrn Seamount section between Rockall and the shelf-edge.
2. To collect large-volume water samples between the shelf-edge and the Sound of Mull (Ellett Line).
3. To redeploy the DML current meter in the Tiree Passage.
Chief scientistDavid J Ellett (Dunstaffnage Marine Laboratory)
ProjectWOCE
Cruise reportRRS Challenger CH71A cruise report ch71_90.pdf — access key 'C' (0.41 MB) 
Ocean/sea areas 
GeneralInner Seas off the West Coast of Scotland
North East Atlantic Ocean (limit 40W)
SpecificNW Scotland
Track chartsRRS Challenger CH71A cruise track — trk3617.html RRS Challenger CH71A cruise track — trk3617b.html
Measurements 
Physical oceanography 
CTD stationsQuantity: number of stations = 59
Description: 36 at Sound of Mull-Rockall Section (WOC)E & 20 at Sea of Hebrides
Current metersQuantity: number of stations = 1
Description: 2 cms deployed
Chemical oceanography 
RadioactivityQuantity: number of samples = 10
Description: Radiocaesium sampling
Biology and fisheries 
ZoobenthosQuantity: number of deployments = 4
Description: box cores - seasonal benthos studies
ZoobenthosQuantity: number of hauls = 4
Description: epibenthic sledge
ZoobenthosQuantity: number of hauls = 2
Description: Agasiz trawls
Exploratory fishingQuantity: number of hauls = 7
Description: Benthopelagic fish sampling for seasonal sampling
Geology and geophysics 
Core - soft bottomQuantity: number of cores = 9
Description: gravity cores for tephra horizons
Moorings, landers, buoys 
Physical oceanography 
Current meters56° 37' 0" N  6° 24' 0" W — Mooring laid 3 Sep,meters at 27m and 37m,sounding 47m,recovery due Dec 1990
Data held at BODC 
Series/Profiles 
59  CTD/STD cast
Vertical spatial coordinates
Salinity of the water column
Temperature of the water column
Vertical spatial coordinates
Salinity of the water column
Temperature of the water column

BODC idDate/TimeLocationDoc.
2601951990-09-04 10:47 57° 6' 0" N  6° 43' 59" W  View metadata report for BODC series reference number 260195
2602021990-09-04 11:34 57° 1' 59" N  6° 49' 59" W  View metadata report for BODC series reference number 260202
2598761990-09-02 21:47 56° 46' 59" N  8° 0' 0" W  View metadata report for BODC series reference number 259876
2598881990-09-03 00:08 56° 43' 59" N  7° 39' 59" W  View metadata report for BODC series reference number 259888
2599071990-09-03 00:58 56° 43' 59" N  7° 30' 0" W  View metadata report for BODC series reference number 259907
2599191990-09-03 01:54 56° 43' 59" N  7° 19' 59" W  View metadata report for BODC series reference number 259919
2599201990-09-03 04:05 56° 43' 59" N  7° 0' 0" W  View metadata report for BODC series reference number 259920
2599321990-09-03 05:13 56° 43' 59" N  6° 45' 0" W  View metadata report for BODC series reference number 259932
2599441990-09-03 07:02 56° 43' 59" N  6° 27' 0" W  View metadata report for BODC series reference number 259944
2599561990-09-03 08:08 56° 40' 59" N  6° 16' 59" W  View metadata report for BODC series reference number 259956
2599681990-09-03 10:04 56° 39' 59" N  6° 7' 59" W  View metadata report for BODC series reference number 259968
2599811990-09-03 12:30 56° 47' 59" N  5° 55' 59" W  View metadata report for BODC series reference number 259981
2599931990-09-03 13:19 56° 49' 59" N  6° 4' 59" W  View metadata report for BODC series reference number 259993
2600051990-09-03 14:07 56° 51' 59" N  6° 12' 0" W  View metadata report for BODC series reference number 260005
2600171990-09-03 14:59 56° 53' 59" N  6° 20' 59" W  View metadata report for BODC series reference number 260017
2600291990-09-03 19:33 56° 57' 0" N  6° 28' 59" W  View metadata report for BODC series reference number 260029
2600301990-09-03 20:22 56° 58' 59" N  6° 37' 59" W  View metadata report for BODC series reference number 260030
2600421990-09-03 21:26 57° 1' 59" N  6° 49' 59" W  View metadata report for BODC series reference number 260042
2600541990-09-03 22:27 57° 4' 59" N  7° 0' 59" W  View metadata report for BODC series reference number 260054
2600661990-09-03 23:33 57° 7' 59" N  7° 10' 59" W  View metadata report for BODC series reference number 260066
2600781990-09-04 02:50 57° 36' 0" N  7° 3' 59" W  View metadata report for BODC series reference number 260078
2600911990-09-04 03:22 57° 34' 59" N  7° 0' 0" W  View metadata report for BODC series reference number 260091
2601091990-09-04 04:04 57° 33' 59" N  6° 54' 0" W  View metadata report for BODC series reference number 260109
2601101990-09-04 04:35 57° 32' 59" N  6° 48' 59" W  View metadata report for BODC series reference number 260110
2601221990-09-04 05:08 57° 31' 59" N  6° 45' 0" W  View metadata report for BODC series reference number 260122
2601341990-09-04 05:43 57° 30' 59" N  6° 40' 59" W  View metadata report for BODC series reference number 260134
2601461990-09-04 08:15 57° 18' 59" N  6° 31' 59" W  View metadata report for BODC series reference number 260146
2601581990-09-04 08:43 57° 15' 59" N  6° 33' 59" W  View metadata report for BODC series reference number 260158
2601711990-09-04 09:15 57° 13' 59" N  6° 34' 59" W  View metadata report for BODC series reference number 260171
2601831990-09-04 09:57 57° 9' 59" N  6° 39' 0" W  View metadata report for BODC series reference number 260183
2598271990-09-02 14:24 57° 2' 59" N  9° 12' 59" W  View metadata report for BODC series reference number 259827
2598391990-09-02 15:38 57° 0' 0" N  9° 0' 0" W  View metadata report for BODC series reference number 259839
2598401990-09-02 17:10 56° 57' 0" N  8° 46' 59" W  View metadata report for BODC series reference number 259840
2598521990-09-02 18:36 56° 52' 59" N  8° 30' 0" W  View metadata report for BODC series reference number 259852
2598641990-09-02 20:05 56° 52' 59" N  8° 30' 0" W  View metadata report for BODC series reference number 259864
2595511990-08-31 18:47 57° 40' 59" N  12° 50' 59" W  View metadata report for BODC series reference number 259551
2595631990-08-31 20:01 57° 39' 59" N  12° 55' 59" W  View metadata report for BODC series reference number 259563
2595751990-08-31 20:57 57° 39' 59" N  12° 57' 59" W  View metadata report for BODC series reference number 259575
2595871990-08-31 21:35 57° 39' 59" N  12° 58' 59" W  View metadata report for BODC series reference number 259587
2596061990-09-01 02:50 57° 33' 59" N  13° 42' 59" W  View metadata report for BODC series reference number 259606
2596181990-09-01 04:22 57° 33' 59" N  13° 19' 59" W  View metadata report for BODC series reference number 259618
2596311990-09-01 05:34 57° 32' 59" N  13° 3' 59" W  View metadata report for BODC series reference number 259631
2596431990-09-01 06:16 57° 32' 59" N  13° 0' 0" W  View metadata report for BODC series reference number 259643
2596551990-09-01 07:31 57° 32' 59" N  12° 55' 59" W  View metadata report for BODC series reference number 259655
2596671990-09-01 08:31 57° 31' 59" N  12° 51' 59" W  View metadata report for BODC series reference number 259667
2596791990-09-01 10:10 57° 31' 59" N  12° 37' 59" W  View metadata report for BODC series reference number 259679
2596801990-09-01 10:28 57° 31' 59" N  12° 37' 59" W  View metadata report for BODC series reference number 259680
2596921990-09-01 11:10 57° 31' 59" N  12° 37' 59" W  View metadata report for BODC series reference number 259692
2597111990-09-01 12:49 57° 30' 59" N  12° 15' 0" W  View metadata report for BODC series reference number 259711
2597231990-09-01 15:32 57° 28' 59" N  11° 50' 59" W  View metadata report for BODC series reference number 259723
2597351990-09-01 18:19 57° 28' 59" N  11° 31' 59" W  View metadata report for BODC series reference number 259735
2597471990-09-01 20:40 57° 27' 59" N  11° 18' 59" W  View metadata report for BODC series reference number 259747
2597591990-09-01 22:11 57° 27' 0" N  11° 4' 59" W  View metadata report for BODC series reference number 259759
2597601990-09-01 23:47 57° 23' 59" N  10° 51' 59" W  View metadata report for BODC series reference number 259760
2597721990-09-02 01:21 57° 21' 59" N  10° 39' 59" W  View metadata report for BODC series reference number 259772
2597841990-09-02 03:57 57° 17' 59" N  10° 22' 59" W  View metadata report for BODC series reference number 259784
2597961990-09-02 07:07 57° 13' 59" N  10° 3' 0" W  View metadata report for BODC series reference number 259796
2598031990-09-02 09:57 57° 8' 59" N  9° 41' 59" W  View metadata report for BODC series reference number 259803
2598151990-09-02 12:29 57° 6' 0" N  9° 24' 59" W  View metadata report for BODC series reference number 259815