Resources

RRS Charles Darwin CD53

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Charles Darwin (74AB)
Cruise identifierCD53
Cruise period1990-09-18 — 1990-10-24
StatusCompleted
Port of departureBarry, United Kingdom
Port of returnSanta Cruz de Tenerife, Spain
PurposeResearch
ObjectivesBenthic studies, water column particulates and sediment trap deployments: components of the Biogeochemical Ocean Flux Study between 47 deg. N and 18° N along the 20° W meridian in the northeast Atlantic Ocean.
Chief scientistGraham B Shimmield (University of Edinburgh Department of Geology and Geophysics)
ProjectBOFS 1990 Leg C/JGOFS
Cruise reportRRS Charles Darwin CD53 cruise report cd53.pdf (1.32 MB) 
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
SpecificNorth east Atlantic
Track chartsRRS Charles Darwin CD53 cruise track — cd53track.pdf (0.06 MB) 
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Quantity: activity duration in days = 34
Description: continuous thermosalinograph
Water bottle stationsQuantity: number of profiles = 16
CTD stationsQuantity: number of profiles = 24
Current metersQuantity: number of deployments = 3
Description: on sediment trap arrays
Current profiler (eg ADCP)Quantity: activity duration in days = 34
Description: continuous, shipborne ADCP
Chemical oceanography 
Carbon dioxideQuantity: activity duration in days = 34
Description: continuous underway surface pCO2
PhosphateQuantity: number of profiles = 7
NitrateQuantity: number of profiles = 7
NitriteQuantity: number of profiles = 7
SilicateQuantity: number of profiles = 7
RadioactivityQuantity: number of profiles = 5
Description: 210Pb/210Po
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of profiles = 20
Particulate organic matter (inc POC, PON)Quantity: number of samples = 57
Description: POC and PON
Biochemical measurements (eg lipids, amino acids)Quantity: number of profiles = 20
Description: lipid concentrations
PhytoplanktonQuantity: number of profiles = 20
ZooplanktonQuantity: number of profiles = 20
Meteorology 
Occasional standard measurementsQuantity: activity duration in days = 34
Routine standard measurementsQuantity: activity duration in days = 34
Description: recorded by IOS/PML met-pac
Geology and geophysics 
Core - soft bottomQuantity: number of cores = 47
Bottom photographyQuantity: number of deployments = 6
Data held at BODC Get data
Series/Profiles 
8  Bottle station
Reference numbers
Nitrite concentration parameters in the water column
Vertical spatial coordinates
Phosphate concentration parameters in the water column
Silicate concentration parameters in the water column
Nitrate concentration parameters in the water column
Quality control flags
Reference numbers
Nitrite concentration parameters in the water column
Vertical spatial coordinates
Phosphate concentration parameters in the water column
Silicate concentration parameters in the water column
Nitrate concentration parameters in the water column
Quality control flags

BODC idDate/TimeLocationDoc.
12323151990-10-19 04:38 18° 59' 22" N  20° 9' 47" W  View metadata report for BODC series reference number 1232315
12322591990-09-24 17:59 42° 9' 59" N  21° 27' 49" W  View metadata report for BODC series reference number 1232259
12322721990-10-01 04:05 32° 54' 4" N  19° 17' 1" W  View metadata report for BODC series reference number 1232272
12322841990-10-05 00:26 29° 31' 15" N  21° 59' 35" W  View metadata report for BODC series reference number 1232284
12323271990-10-17 17:40 18° 59' 39" N  20° 9' 52" W  View metadata report for BODC series reference number 1232327
12322601990-09-24 21:11 42° 10' 13" N  21° 28' 23" W  View metadata report for BODC series reference number 1232260
12323031990-10-12 09:35 24° 37' 34" N  22° 47' 44" W  View metadata report for BODC series reference number 1232303
12322961990-10-11 15:41 24° 36' 49" N  22° 47' 16" W  View metadata report for BODC series reference number 1232296
19  CTD/STD cast
Transmittance and attenuance of the water column
Vertical spatial coordinates
Salinity of the water column
Temperature of the water column
Density of the water column
Chlorophyll pigment concentrations in water bodies
Transmittance and attenuance of the water column
Vertical spatial coordinates
Salinity of the water column
Temperature of the water column
Density of the water column
Chlorophyll pigment concentrations in water bodies

BODC idDate/TimeLocationDoc.
9577851990-09-22 05:52 47° 48' 22" N  19° 26' 30" W  View metadata report for BODC series reference number 957785
9578041990-09-24 20:51 42° 10' 13" N  21° 28' 23" W  View metadata report for BODC series reference number 957804
9578901990-10-08 15:10 24° 27' 3" N  20° 24' 25" W  View metadata report for BODC series reference number 957890
9577971990-09-24 15:57 42° 9' 59" N  21° 27' 49" W  View metadata report for BODC series reference number 957797
9578411990-09-29 23:18 33° 1' 48" N  18° 18' 45" W  View metadata report for BODC series reference number 957841
9579821990-10-19 12:28 19° 4' 8" N  20° 15' 12" W  View metadata report for BODC series reference number 957982
9578161990-09-24 22:13 42° 10' 47" N  21° 28' 25" W  View metadata report for BODC series reference number 957816
9579211990-10-11 13:44 24° 36' 49" N  22° 47' 16" W  View metadata report for BODC series reference number 957921
9579571990-10-16 19:15 19° 42' 37" N  20° 43' 21" W  View metadata report for BODC series reference number 957957
9579701990-10-19 04:15 18° 59' 22" N  20° 9' 47" W  View metadata report for BODC series reference number 957970
9579331990-10-12 09:19 24° 37' 34" N  22° 47' 43" W  View metadata report for BODC series reference number 957933
9578281990-09-26 14:14 39° 54' 47" N  19° 50' 2" W  View metadata report for BODC series reference number 957828
9578651990-10-02 15:45 32° 32' 6" N  20° 25' 26" W  View metadata report for BODC series reference number 957865
9578891990-10-04 22:19 29° 31' 15" N  21° 59' 34" W  View metadata report for BODC series reference number 957889
9579081990-10-08 16:49 24° 27' 29" N  20° 23' 49" W  View metadata report for BODC series reference number 957908
9578531990-10-01 01:58 32° 54' 4" N  19° 17' 1" W  View metadata report for BODC series reference number 957853
9578771990-10-03 03:34 32° 29' 7" N  20° 26' 49" W  View metadata report for BODC series reference number 957877
9579451990-10-14 19:31 20° 34' 37" N  21° 7' 47" W  View metadata report for BODC series reference number 957945
9579691990-10-17 15:58 18° 59' 39" N  20° 9' 52" W  View metadata report for BODC series reference number 957969
Discrete samples 
24  Box coreSediment age
Stable isotopes in sediment
Geological sample density
Geological sample radioactivity
Carbon concentrations in sediment
20  CTD frame plus rosette samplerTransmittance and attenuance of the water column
Particulate total and organic nitrogen concentrations in the water column
Nitrite concentration parameters in the water column
Concentration of alkenones and alkenoates in the water column
Phosphate concentration parameters in the water column
Salinity of the water column
Temperature of the water column
Silicate concentration parameters in the water column
Density of the water column
Nitrate concentration parameters in the water column
Particulate total and organic carbon concentrations in the water column
Chlorophyll pigment concentrations in water bodies
3  Instrument mooringConcentration of silicon species in suspended particulate material
Carbon concentrations in suspended particulate material
Sedimentation flux of carbon, nitrogen or organic matter in the water column
Nitrogen concentrations in suspended particulate material
Sedimentation flux quantification in the water column
Sedimentation flux of non-metallic inorganic species in the water column
18  Kasten corer
18  MulticorerSediment age
Stable isotopes in sediment
Geological sample density
Geological sample radioactivity
Carbon concentrations in sediment
7  Piston corer
7  Sample taken from ship's non-toxic supplyConcentration of alkenones and alkenoates in the water column
15  Stand-alone pumpsParticulate total and organic nitrogen concentrations in the water column
Particulate total and organic carbon concentrations in the water column
7  Underwater camera system