Cruise inventory

RRS Challenger CH64

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Challenger (74CH)
Cruise identifierCH64
Cruise period1990-04-03 — 1990-05-03
StatusCompleted
Port of departureDundee, United Kingdom
Port of returnGreat Yarmouth, United Kingdom
PurposeResearch
ObjectivesAlgal blooms and biogenic gas production in the North Sea. Two leg cruise
Chief scientistNick Owens (Plymouth Marine Laboratory)
ProjectNorth Sea Project
Coordinating bodyNERC
Ocean/sea areas 
GeneralNorth Sea
SpecificSouthern North Sea
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Quantity: track kilometres = 6482
Water bottle stationsQuantity: number of profiles = 50
CTD stationsQuantity: number of profiles = 50
Subsurface temperature and salinity measurementsQuantity: track kilometres = 6482
Description: UOR
Transparency (eg transmissometer)Quantity: track kilometres = 6482
Description: UOR
Optics (eg underwater light levels)Quantity: track kilometres = 6482
Description: UOR
Chemical oceanography 
PhosphateQuantity: track kilometres = 6482
Description: UOR
NitrateQuantity: track kilometres = 6482
Description: UOR
NitriteQuantity: track kilometres = 6482
Description: UOR
AmmoniaQuantity: track kilometres = 6482
Description: UOR
SilicateQuantity: track kilometres = 6482
Description: UOR
Biology and fisheries 
Primary productivityQuantity: number of experiments = 75
Description: surface nitrogen assimilation,+ 4 in situ incubations for phytoplankton production
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of experiments = 75
Description: surface nitrogen assimilation
Particulate organic matter (inc POC, PON)Quantity: number of samples = 75
Description: surface
PhytoplanktonQuantity: number of samples = 75
Description: surface
Pelagic bacteria/micro-organismsQuantity: number of samples = 75
Description: surface
Other biological/fisheries measurementQuantity: number of experiments = 75
Description: surface,+ 4 nitrogen assimilation
Data held at BODC 
Series/Profiles 
42  Bottle station
Quality control flags
Chlorophyll pigment concentrations in water bodies
Vertical spatial coordinates
Reference numbers
Quality control flags
Chlorophyll pigment concentrations in water bodies
Vertical spatial coordinates
Reference numbers

BODC idDate/TimeLocationDoc.
16820641990-04-22 08:02 51° 22' 58" N  2° 22' 18" E  View metadata report for BODC series reference number 1682064
16820761990-04-22 17:10 51° 44' 43" N  2° 18' 30" E  View metadata report for BODC series reference number 1682076
16820881990-04-23 18:00 52° 11' 22" N  2° 3' 19" E  View metadata report for BODC series reference number 1682088
16821071990-04-24 17:54 53° 39' 52" N  1° 52' 27" E  View metadata report for BODC series reference number 1682107
16821191990-04-24 21:08 54° 2' 19" N  1° 45' 50" E  View metadata report for BODC series reference number 1682119
16821201990-04-25 07:55 53° 28' 26" N  0° 49' 31" E  View metadata report for BODC series reference number 1682120
16821321990-04-26 08:02 54° 34' 57" N  0° 24' 45" W  View metadata report for BODC series reference number 1682132
16821441990-04-26 15:18 55° 2' 32" N  1° 0' 1" W  View metadata report for BODC series reference number 1682144
16821561990-04-26 18:28 54° 46' 44" N  0° 53' 51" W  View metadata report for BODC series reference number 1682156
16821681990-04-27 18:48 55° 13' 46" N  2° 54' 38" E  View metadata report for BODC series reference number 1682168
16821811990-04-28 08:03 54° 35' 11" N  3° 40' 53" E  View metadata report for BODC series reference number 1682181
16821931990-04-30 10:38 55° 0' 16" N  7° 30' 42" E  View metadata report for BODC series reference number 1682193
16822001990-04-30 17:58 54° 28' 22" N  7° 10' 11" E  View metadata report for BODC series reference number 1682200
16822121990-05-01 07:39 54° 13' 39" N  6° 35' 19" E  View metadata report for BODC series reference number 1682212
16822241990-05-01 13:29 54° 0' 53" N  5° 44' 26" E  View metadata report for BODC series reference number 1682224
16822361990-05-01 19:00 53° 45' 5" N  6° 42' 51" E  View metadata report for BODC series reference number 1682236
16822481990-05-02 07:55 53° 43' 40" N  5° 36' 53" E  View metadata report for BODC series reference number 1682248
16818961990-04-09 03:52 58° 10' 27" N  1° 45' 33" E  View metadata report for BODC series reference number 1681896
16819031990-04-10 07:51 58° 9' 35" N  1° 23' 44" W  View metadata report for BODC series reference number 1681903
16819151990-04-11 13:41 58° 36' 41" N  2° 30' 13" W  View metadata report for BODC series reference number 1681915
16817921990-04-05 08:30 55° 51' 45" N  1° 25' 9" W  View metadata report for BODC series reference number 1681792
16818111990-04-05 18:02 56° 0' 31" N  0° 59' 43" E  View metadata report for BODC series reference number 1681811
16818231990-04-06 08:00 56° 10' 53" N  4° 12' 32" E  View metadata report for BODC series reference number 1681823
16818351990-04-06 14:30 55° 54' 43" N  5° 30' 49" E  View metadata report for BODC series reference number 1681835
16819271990-04-11 17:40 59° 5' 2" N  1° 50' 31" W  View metadata report for BODC series reference number 1681927
16819391990-04-12 07:39 59° 54' 57" N  0° 5' 42" W  View metadata report for BODC series reference number 1681939
16819401990-04-13 08:49 60° 11' 38" N  1° 16' 8" E  View metadata report for BODC series reference number 1681940
16819521990-04-14 10:11 59° 53' 22" N  3° 58' 27" E  View metadata report for BODC series reference number 1681952
16818471990-04-06 17:48 55° 45' 52" N  6° 17' 35" E  View metadata report for BODC series reference number 1681847
16818591990-04-07 07:41 56° 53' 43" N  7° 18' 4" E  View metadata report for BODC series reference number 1681859
16818601990-04-07 18:25 57° 44' 8" N  7° 47' 45" E  View metadata report for BODC series reference number 1681860
16818721990-04-08 08:16 58° 17' 26" N  4° 53' 28" E  View metadata report for BODC series reference number 1681872
16819641990-04-14 18:17 59° 33' 10" N  2° 58' 50" E  View metadata report for BODC series reference number 1681964
16819761990-04-15 07:44 58° 15' 12" N  2° 53' 25" E  View metadata report for BODC series reference number 1681976
16819881990-04-15 15:29 57° 9' 50" N  3° 31' 25" E  View metadata report for BODC series reference number 1681988
16820031990-04-16 07:50 55° 7' 21" N  4° 31' 11" E  View metadata report for BODC series reference number 1682003
16818841990-04-08 17:39 58° 40' 2" N  3° 28' 21" E  View metadata report for BODC series reference number 1681884
16820151990-04-16 14:46 54° 34' 57" N  4° 50' 8" E  View metadata report for BODC series reference number 1682015
16820271990-04-18 21:12 53° 38' 43" N  3° 31' 56" E  View metadata report for BODC series reference number 1682027
16820391990-04-19 07:54 52° 18' 4" N  3° 7' 16" E  View metadata report for BODC series reference number 1682039
16820401990-04-20 13:04 52° 39' 34" N  3° 39' 48" E  View metadata report for BODC series reference number 1682040
16820521990-04-21 03:24 52° 8' 9" N  4° 8' 0" E  View metadata report for BODC series reference number 1682052
50  CTD/STD cast
Transmittance and attenuance of the water column
Density of the water column
Visible waveband radiance and irradiance measurements in the water column
Chlorophyll pigment concentrations in water bodies
Vertical spatial coordinates
Salinity of the water column
Concentration of suspended particulate material in the water column
Temperature of the water column
Transmittance and attenuance of the water column
Density of the water column
Visible waveband radiance and irradiance measurements in the water column
Chlorophyll pigment concentrations in water bodies
Vertical spatial coordinates
Salinity of the water column
Concentration of suspended particulate material in the water column
Temperature of the water column

BODC idDate/TimeLocationDoc.
8226181990-04-05 08:25 55° 51' 44" N  1° 25' 9" W  View metadata report for BODC series reference number 822618
8226311990-04-05 17:59 56° 0' 31" N  0° 59' 43" E  View metadata report for BODC series reference number 822631
8226431990-04-06 07:56 56° 10' 52" N  4° 12' 33" E  View metadata report for BODC series reference number 822643
8226551990-04-06 14:26 55° 54' 43" N  5° 30' 49" E  View metadata report for BODC series reference number 822655
8226671990-04-06 17:44 55° 45' 52" N  6° 17' 35" E  View metadata report for BODC series reference number 822667
8226791990-04-07 07:38 56° 53' 43" N  7° 18' 4" E  View metadata report for BODC series reference number 822679
8226801990-04-07 18:20 57° 44' 8" N  7° 47' 45" E  View metadata report for BODC series reference number 822680
8226921990-04-08 08:06 58° 17' 26" N  4° 53' 28" E  View metadata report for BODC series reference number 822692
8227111990-04-08 17:33 58° 40' 2" N  3° 28' 21" E  View metadata report for BODC series reference number 822711
8227231990-04-09 03:48 58° 10' 27" N  1° 45' 33" E  View metadata report for BODC series reference number 822723
8227351990-04-09 15:07 58° 13' 38" N  1° 52' 32" E  View metadata report for BODC series reference number 822735
8227471990-04-10 07:45 58° 9' 35" N  1° 23' 44" W  View metadata report for BODC series reference number 822747
8227591990-04-11 13:36 58° 36' 41" N  2° 30' 13" W  View metadata report for BODC series reference number 822759
8227601990-04-11 17:36 59° 5' 3" N  1° 50' 31" W  View metadata report for BODC series reference number 822760
8227721990-04-12 07:36 59° 54' 57" N  0° 5' 43" W  View metadata report for BODC series reference number 822772
8227841990-04-12 17:40 60° 11' 36" N  1° 15' 24" E  View metadata report for BODC series reference number 822784
8227961990-04-13 08:44 60° 11' 37" N  1° 16' 9" E  View metadata report for BODC series reference number 822796
8228031990-04-13 12:21 60° 16' 51" N  1° 16' 54" E  View metadata report for BODC series reference number 822803
8228151990-04-14 10:00 59° 53' 22" N  3° 58' 27" E  View metadata report for BODC series reference number 822815
8228271990-04-14 12:19 59° 53' 50" N  3° 58' 51" E  View metadata report for BODC series reference number 822827
8228391990-04-14 18:12 59° 33' 10" N  2° 58' 50" E  View metadata report for BODC series reference number 822839
8228401990-04-15 07:39 58° 15' 12" N  2° 53' 25" E  View metadata report for BODC series reference number 822840
8228521990-04-15 15:25 57° 9' 51" N  3° 31' 25" E  View metadata report for BODC series reference number 822852
8228641990-04-16 07:47 55° 7' 21" N  4° 31' 11" E  View metadata report for BODC series reference number 822864
8228761990-04-16 14:43 54° 34' 57" N  4° 50' 8" E  View metadata report for BODC series reference number 822876
8228881990-04-18 21:09 53° 38' 43" N  3° 31' 56" E  View metadata report for BODC series reference number 822888
8229071990-04-19 07:51 52° 18' 4" N  3° 7' 16" E  View metadata report for BODC series reference number 822907
8229191990-04-20 13:02 52° 39' 34" N  3° 39' 47" E  View metadata report for BODC series reference number 822919
8229201990-04-20 18:37 52° 8' 53" N  4° 7' 23" E  View metadata report for BODC series reference number 822920
8229321990-04-21 03:19 52° 8' 9" N  4° 7' 59" E  View metadata report for BODC series reference number 822932
8229441990-04-21 14:26 52° 3' 34" N  4° 4' 18" E  View metadata report for BODC series reference number 822944
8229561990-04-22 07:59 51° 22' 58" N  2° 22' 18" E  View metadata report for BODC series reference number 822956
8229681990-04-22 17:06 51° 44' 43" N  2° 18' 29" E  View metadata report for BODC series reference number 822968
8229811990-04-23 06:22 51° 29' 55" N  1° 27' 44" E  View metadata report for BODC series reference number 822981
8229931990-04-23 17:58 52° 11' 22" N  2° 3' 19" E  View metadata report for BODC series reference number 822993
8230071990-04-24 17:51 53° 39' 52" N  1° 52' 27" E  View metadata report for BODC series reference number 823007
8230191990-04-24 21:01 54° 2' 19" N  1° 45' 50" E  View metadata report for BODC series reference number 823019
8230201990-04-25 07:53 53° 28' 27" N  0° 49' 31" E  View metadata report for BODC series reference number 823020
8230321990-04-26 07:58 54° 34' 57" N  0° 24' 46" W  View metadata report for BODC series reference number 823032
8230441990-04-26 15:10 55° 2' 32" N  1° 0' 1" W  View metadata report for BODC series reference number 823044
8230561990-04-26 18:23 54° 46' 44" N  0° 53' 51" W  View metadata report for BODC series reference number 823056
8230681990-04-27 18:45 55° 13' 46" N  2° 54' 38" E  View metadata report for BODC series reference number 823068
8230811990-04-28 07:58 54° 35' 11" N  3° 40' 54" E  View metadata report for BODC series reference number 823081
8230931990-04-29 11:57 54° 34' 12" N  4° 51' 15" E  View metadata report for BODC series reference number 823093
8231001990-04-30 10:34 55° 0' 16" N  7° 30' 42" E  View metadata report for BODC series reference number 823100
8231121990-04-30 17:50 54° 28' 22" N  7° 10' 11" E  View metadata report for BODC series reference number 823112
8231241990-05-01 07:36 54° 13' 38" N  6° 35' 19" E  View metadata report for BODC series reference number 823124
8231361990-05-01 13:26 54° 0' 53" N  5° 44' 25" E  View metadata report for BODC series reference number 823136
8231481990-05-01 18:58 53° 45' 6" N  6° 42' 52" E  View metadata report for BODC series reference number 823148
8231611990-05-02 07:53 53° 43' 40" N  5° 36' 53" E  View metadata report for BODC series reference number 823161
1  Ship's non-toxic supply
Ammonium and ammonia concentration parameters in water bodies
Transmittance and attenuance of the water column
Chlorophyll pigment concentrations in water bodies
Urea concentration parameters in the water column
Silicate concentration parameters in the water column
Horizontal spatial co-ordinates
Salinity of the water column
Concentration of suspended particulate material in the water column
Nitrate concentration parameters in the water column
Temperature of the water column
Date and time
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Ammonium and ammonia concentration parameters in water bodies
Transmittance and attenuance of the water column
Chlorophyll pigment concentrations in water bodies
Urea concentration parameters in the water column
Silicate concentration parameters in the water column
Horizontal spatial co-ordinates
Salinity of the water column
Concentration of suspended particulate material in the water column
Nitrate concentration parameters in the water column
Temperature of the water column
Date and time
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column

BODC idDate/TimeLocationDoc.
9534831990-04-04 08:20  — 1990-05-02 15:22 51° 13' 4" N  3° 25' 9" W — 60° 18' 18" N  8° 20' 43" E  View metadata report for BODC series reference number 953483
1  Single-beam echosounder
Bathymetry and Elevation
Horizontal spatial co-ordinates
Date and time
Bathymetry and Elevation
Horizontal spatial co-ordinates
Date and time

BODC idDate/TimeLocationDoc.
9534581990-04-04 08:20  — 1990-05-02 15:22 51° 13' 4" N  3° 25' 9" W — 60° 18' 18" N  8° 20' 43" E  View metadata report for BODC series reference number 953458
Discrete samples 
50  CTD frame plus rosette samplerTransmittance and attenuance of the water column
Density of the water column
Visible waveband radiance and irradiance measurements in the water column
Chlorophyll pigment concentrations in water bodies
Salinity of the water column
Concentration of suspended particulate material in the water column
Temperature of the water column
117  Sample taken from ship's non-toxic supplyConcentration of suspended particulate material in the water column