Resources

RRS Charles Darwin CD60

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Charles Darwin (74AB)
Cruise identifierCD60
Cruise period1991-06-13 — 1991-07-03
StatusCompleted
Port of departureBarry, United Kingdom
Port of returnTroon, United Kingdom
PurposeResearch
ObjectivesBiogeochemical ocean flux study
Chief scientistPatrick M Holligan (Marine Biological Association of the UK)
ProjectBOFS
Coordinating bodyNERC
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
SpecificSouth Iceland Basin, NE Atlantic Ocean
Track chartsRRS Charles Darwin CD60 cruise track — trk3681.html
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Quantity: activity duration in days = 19
Description: Continuous underway measurements and regular surface water sampling.
CTD stationsQuantity: number of profiles = 48
Subsurface temperature and salinity measurementsQuantity: track kilometres = 2900
Description: UOR
Transparency (eg transmissometer)Quantity: activity duration in days = 19
Description: Continuous underway measurements and regular surface water sampling.
Transparency (eg transmissometer)Quantity: track kilometres = 2900
Description: UOR
Optics (eg underwater light levels)Quantity: number of profiles = 28
Description: Multichannel Environmental Radiometer (MER)
Optics (eg underwater light levels)Quantity: track kilometres = 2900
Description: UOR
Chemical oceanography 
OxygenQuantity: track kilometres = 2900
Description: Continuous surface measurements
Carbon dioxideQuantity: track kilometres = 2900
Description: Semi-continuous measurements of total CO2 and partial pressure of CO2
PhosphateQuantity: number of profiles = 2
PhosphateQuantity: activity duration in days = 19
Description: Continuous underway measurements and regular surface water sampling.
NitrateQuantity: number of profiles = 2
NitrateQuantity: activity duration in days = 19
Description: Continuous underway measurements and regular surface water sampling.
NitriteQuantity: activity duration in days = 19
Description: Continuous underway measurements and regular surface water sampling.
NitriteQuantity: number of profiles = 2
AmmoniaQuantity: number of profiles = 2
AmmoniaQuantity: activity duration in days = 19
Description: Continuous underway measurements and regular surface water sampling.
SilicateQuantity: number of profiles = 2
SilicateQuantity: activity duration in days = 19
Description: Continuous underway measurements and regular surface water sampling.
AlkalinityQuantity: number of measurements = 500
Description: Discrete measurements of total alkalinity
AlkalinityQuantity: number of samples = 200
Description: CTD rosette samples
Other chemical oceanographic measurementsQuantity: number of measurements = 250
Description: Discrete measurements of DMS and DMSp
Biology and fisheries 
Primary productivityDescription: Primary productivity measurements using 14C, 45Ca, O2 and CO2 techniques
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: activity duration in days = 19
Description: Continuous underway measurements and regular surface water sampling.
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: track kilometres = 2900
Description: UOR
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of profiles = 33
Description: HPLC analysis
Phytoplankton pigs (eg chlorophyll, fluorescence)Description: Pump and probe fluorometer profiles and tows
Particulate organic matter (inc POC, PON)Description: Samples for analysis of particulate carbon, nitrogen and calcium
PhytoplanktonQuantity: number of samples = 500
Description: Cell counts
Other biological/fisheries measurementDescription: Flow cytometer (cell analysis and microzooplankton grazing rates)
Data held at BODC Get data
Series/Profiles 
2  Bottle station
Reference numbers
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Vertical spatial coordinates
Silicate concentration parameters in the water column
Ammonium and ammonia concentration parameters in water bodies
Nitrate concentration parameters in the water column
Quality control flags
Reference numbers
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Vertical spatial coordinates
Silicate concentration parameters in the water column
Ammonium and ammonia concentration parameters in water bodies
Nitrate concentration parameters in the water column
Quality control flags

BODC idDate/TimeLocationDoc.
12325481991-06-28 14:35 61° 10' 38" N  15° 10' 8" W  View metadata report for BODC series reference number 1232548
12325611991-06-29 09:51 61° 5' 19" N  14° 54' 43" W  View metadata report for BODC series reference number 1232561
45  CTD/STD cast
Transmittance and attenuance of the water column
Salinity of the water column
Temperature of the water column
Vertical spatial coordinates
Visible waveband radiance and irradiance measurements in the water column
Density of the water column
Chlorophyll pigment concentrations in water bodies
Transmittance and attenuance of the water column
Salinity of the water column
Temperature of the water column
Vertical spatial coordinates
Visible waveband radiance and irradiance measurements in the water column
Density of the water column
Chlorophyll pigment concentrations in water bodies

BODC idDate/TimeLocationDoc.
9580571991-06-19 00:12 59° 59' 6" N  19° 58' 46" W  View metadata report for BODC series reference number 958057
9581251991-06-21 18:32 63° 34' 38" N  21° 18' 42" W  View metadata report for BODC series reference number 958125
9581621991-06-22 18:33 60° 51' 25" N  22° 39' 40" W  View metadata report for BODC series reference number 958162
9582051991-06-23 14:08 61° 6' 58" N  22° 44' 46" W  View metadata report for BODC series reference number 958205
9582301991-06-24 14:34 60° 54' 35" N  22° 54' 22" W  View metadata report for BODC series reference number 958230
9583221991-06-27 16:28 61° 11' 51" N  15° 8' 45" W  View metadata report for BODC series reference number 958322
9584381991-06-29 22:02 61° 8' 21" N  14° 48' 51" W  View metadata report for BODC series reference number 958438
9584631991-07-01 16:33 57° 24' 36" N  12° 55' 57" W  View metadata report for BODC series reference number 958463
9580821991-06-19 16:25 60° 2' 32" N  19° 50' 28" W  View metadata report for BODC series reference number 958082
9581371991-06-22 09:13 61° 31' 0" N  22° 35' 51" W  View metadata report for BODC series reference number 958137
9581491991-06-22 11:17 61° 30' 54" N  22° 37' 47" W  View metadata report for BODC series reference number 958149
9582781991-06-25 12:06 60° 54' 42" N  22° 39' 37" W  View metadata report for BODC series reference number 958278
9583091991-06-26 13:13 59° 36' 7" N  21° 7' 35" W  View metadata report for BODC series reference number 958309
9583831991-06-28 18:50 61° 7' 0" N  15° 7' 45" W  View metadata report for BODC series reference number 958383
9584141991-06-29 09:36 61° 5' 19" N  14° 54' 43" W  View metadata report for BODC series reference number 958414
9580331991-06-17 18:58 55° 59' 31" N  19° 59' 43" W  View metadata report for BODC series reference number 958033
9580701991-06-19 13:16 60° 0' 54" N  19° 51' 3" W  View metadata report for BODC series reference number 958070
9580941991-06-19 19:26 60° 3' 40" N  19° 50' 11" W  View metadata report for BODC series reference number 958094
9581011991-06-20 15:08 61° 40' 4" N  19° 56' 58" W  View metadata report for BODC series reference number 958101
9582291991-06-24 00:59 61° 6' 35" N  22° 43' 54" W  View metadata report for BODC series reference number 958229
9582541991-06-24 20:37 61° 6' 41" N  23° 0' 43" W  View metadata report for BODC series reference number 958254
9582661991-06-25 09:22 60° 54' 20" N  22° 39' 52" W  View metadata report for BODC series reference number 958266
9584261991-06-29 14:21 60° 57' 16" N  15° 33' 32" W  View metadata report for BODC series reference number 958426
9579941991-06-16 03:29 55° 11' 27" N  15° 41' 37" W  View metadata report for BODC series reference number 957994
9580081991-06-17 01:24 56° 0' 4" N  19° 59' 59" W  View metadata report for BODC series reference number 958008
9580451991-06-18 09:36 58° 21' 42" N  19° 59' 13" W  View metadata report for BODC series reference number 958045
9581741991-06-22 21:13 61° 6' 19" N  22° 39' 43" W  View metadata report for BODC series reference number 958174
9582911991-06-26 09:11 59° 39' 1" N  20° 58' 5" W  View metadata report for BODC series reference number 958291
9583461991-06-28 08:13 61° 9' 36" N  15° 13' 41" W  View metadata report for BODC series reference number 958346
9583711991-06-28 18:15 61° 7' 26" N  15° 7' 58" W  View metadata report for BODC series reference number 958371
9583951991-06-29 02:01 61° 8' 7" N  14° 53' 24" W  View metadata report for BODC series reference number 958395
9584511991-06-30 15:40 61° 0' 50" N  14° 42' 29" W  View metadata report for BODC series reference number 958451
9580691991-06-19 10:51 60° 0' 10" N  19° 50' 52" W  View metadata report for BODC series reference number 958069
9581861991-06-23 00:10 61° 4' 56" N  22° 41' 29" W  View metadata report for BODC series reference number 958186
9581981991-06-23 10:18 61° 6' 35" N  22° 42' 6" W  View metadata report for BODC series reference number 958198
9583341991-06-27 23:41 61° 12' 40" N  15° 9' 16" W  View metadata report for BODC series reference number 958334
9583581991-06-28 14:21 61° 10' 38" N  15° 10' 8" W  View metadata report for BODC series reference number 958358
9584751991-07-02 10:06 56° 23' 13" N  8° 36' 14" W  View metadata report for BODC series reference number 958475
9580211991-06-17 12:03 56° 0' 33" N  19° 59' 16" W  View metadata report for BODC series reference number 958021
9581131991-06-21 14:40 63° 11' 27" N  21° 33' 38" W  View metadata report for BODC series reference number 958113
9582171991-06-23 18:32 61° 6' 7" N  22° 43' 52" W  View metadata report for BODC series reference number 958217
9582421991-06-24 19:05 61° 6' 40" N  23° 1' 22" W  View metadata report for BODC series reference number 958242
9584021991-06-29 09:15 61° 5' 37" N  14° 55' 14" W  View metadata report for BODC series reference number 958402
9581501991-06-22 18:11 60° 51' 33" N  22° 39' 45" W  View metadata report for BODC series reference number 958150
9583101991-06-26 23:16 60° 1' 6" N  19° 55' 46" W  View metadata report for BODC series reference number 958310
Discrete samples 
46  CTD frame plus rosette samplerOrganosulphur and organoselenium species concentration parameters in water bodies
Particulate metal concentrations in the water column
Total dissolved inorganic carbon (TCO2) concentration in the water column
Transmittance and attenuance of the water column
Particulate total and organic nitrogen concentrations in the water column
Nitrite concentration parameters in the water column
Optical backscatter
Phytoplankton taxonomic abundance in water bodies
Phosphate concentration parameters in the water column
Salinity of the water column
Temperature of the water column
Concentration of alkenones and alkenoates in the water column
Silicate concentration parameters in the water column
Visible waveband radiance and irradiance measurements in the water column
Microzooplankton taxonomic abundance in water bodies
Microzooplankton non taxonomy-related biomass expressed as carbon per unit volume of the water column
Phytoplankton generic abundance in water bodies
Density of the water column
Ammonium and ammonia concentration parameters in water bodies
Microzooplankton generic abundance in water bodies
Nitrate concentration parameters in the water column
Particulate total and organic carbon concentrations in the water column
Chlorophyll pigment concentrations in water bodies
Primary production in the water column
Alkalinity, acidity and pH of the water column
6  In situ productivity incubations
28  MER fluorescence and irradiance vertical profiler
233  Sample taken from ship's non-toxic supplyOrganosulphur and organoselenium species concentration parameters in water bodies
Particulate metal concentrations in the water column
Total dissolved inorganic carbon (TCO2) concentration in the water column
Particulate total and organic nitrogen concentrations in the water column
Optical backscatter
Phytoplankton taxonomic abundance in water bodies
Microzooplankton taxonomic abundance in water bodies
Phytoplankton generic abundance in water bodies
Density of the water column
Particulate total and organic carbon concentrations in the water column
Chlorophyll pigment concentrations in water bodies
Primary production in the water column
Alkalinity, acidity and pH of the water column
19  Water bottle hydrocastParticulate metal concentrations in the water column
Particulate total and organic nitrogen concentrations in the water column
Microzooplankton non taxonomy-related biomass expressed as carbon per unit volume of the water column
Microzooplankton grazing
Microzooplankton generic abundance in water bodies
Particulate total and organic carbon concentrations in the water column
Chlorophyll pigment concentrations in water bodies
Primary production in the water column