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RV Belgica BG9919B

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Belgica (11BE)
Cruise identifierBG9919B
Cruise period1999-09-04 — 1999-09-11
StatusCompleted
Port of departureA Coruña, Spain
Port of returnA Coruña, Spain
PurposeResearch
ObjectivesIntensive biogeochemical survey off Iberian Peninsula (42° - 43° N; 9° - 10° 20'W).
Main tasks:
1. Underway measurements of salinity, temperature, relative fluorescence, meteorological parameters, pCO2, pH and dissolved O2.
2. CTD profiles.
3. CTD profiles with 12 Niskin rosette - bottles sampled from nutrients, O2, alkalinity, pH, chlorophyll, pigments, DOC, bacteria.
4. Production experiments 14C, 32P, 15N.
5. PAR profiles.
6. Suspended matter characterisation - SAPS and centrifugation.
Duplicate roscop no 4453.
Chief scientistMichel Frankignoulle (University of Liège Department of Astrophysics Geophysics and Oceanography)
ProjectOMEX II-II
Coordinating bodyULB, Brussels, Belgium
Cruise reportRV Belgica BG9919B cruise report belgica99_19.pdf (1.86 MB)  RV Belgica BG9919B cruise report bg9919summary.pdf (0.07 MB) 
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
SpecificIberian Margin (42deg - 43deg N, 9deg - 10deg 20'W)
Track chartsRV Belgica BG9919B cruise track — belgica99_19track.pdf (0.06 MB) 
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Quantity: activity duration in days = 13
Description: Underway temperature, salinity, fluorescence, meteorology
CTD stationsQuantity: number of profiles = 61
Description: CTD casts with temperature, salinity, dissolved O2, optical backscatter
Optics (eg underwater light levels)Quantity: number of profiles = 33
Description: PAR light sensor
Chemical oceanography 
OxygenQuantity: activity duration in days = 13
Description: Underway pCO2, pH, dissolved O2
OxygenQuantity: number of profiles = 61
Description: CTD casts with temperature, salinity, dissolved O2, optical backscatter
OxygenQuantity: number of stations = 20
Description: Dissolved O2, pCO2, pH, alkalinity profiles (CTD bottles)
Carbon dioxideQuantity: number of stations = 20
Description: Dissolved O2, pCO2, pH, alkalinity profiles (CTD bottles)
Carbon dioxideQuantity: activity duration in days = 13
Description: Underway pCO2, pH, dissolved O2
PhosphateQuantity: number of stations = 20
Description: Nitrite/nitrate, phosphate, silicate, chlorophyll (water bottle)
NitrateQuantity: number of stations = 20
Description: Nitrite/nitrate, phosphate, silicate, chlorophyll (water bottle)
SilicateQuantity: number of stations = 20
Description: Nitrite/nitrate, phosphate, silicate, chlorophyll (water bottle)
AlkalinityQuantity: number of stations = 20
Description: Dissolved O2, pCO2, pH, alkalinity profiles (CTD bottles)
pHQuantity: number of stations = 20
Description: Dissolved O2, pCO2, pH, alkalinity profiles (CTD bottles)
pHQuantity: activity duration in days = 13
Description: Underway pCO2, pH, dissolved O2
Trace elementsQuantity: number of stations = 3
Description: Trace elements in collected suspended matter, collected by SAPS - profiles at 3 stations, plus POC/PN
Trace elementsQuantity: number of stations = 9
Description: Trace elements, POC/PN in collected suspended matter, collected by centrifugation
Biology and fisheries 
Primary productivityQuantity: number of stations = 8
Description: P:I incubation experiments, 14C incubations
Primary productivityQuantity: number of stations = 8
Description: Primary production experiments - 15N incubations
Primary productivityQuantity: number of stations = 8
Description: Primary production experiments - 32P incubations
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: activity duration in days = 13
Description: Underway temperature, salinity, fluorescence, meteorology
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of stations = 20
Description: Nitrite/nitrate, phosphate, silicate, chlorophyll (water bottle)
Particulate organic matter (inc POC, PON)Quantity: number of stations = 3
Description: Trace elements in collected suspended matter, collected by SAPS - profiles at 3 stations, plus POC/PN
Particulate organic matter (inc POC, PON)Quantity: number of stations = 9
Description: Trace elements, POC/PN in collected suspended matter, collected by centrifugation
Dissolved organic matter (inc DOC)Quantity: number of stations = 20
Description: DOC (water bottle), pigments for analysis at PML
PhytoplanktonDescription: Phytoplankton (water bottle) species abundance - collected for analysis at IIM, Vigo
Pelagic bacteria/micro-organismsQuantity: number of stations = 16
Description: Bacteria abundance, biomass, grazing (DOC uptake) incubations (water bottles)
Meteorology 
Routine standard measurementsQuantity: activity duration in days = 13
Description: Underway temperature, salinity, fluorescence, meteorology
Data held at BODC Get data
Discrete samples 
49  CTD frame plus rosette samplerDissolved total and organic nitrogen concentrations in the water column
Ammonium and ammonia concentration parameters in water bodies
Particulate total and organic carbon concentrations in the water column
Particulate total and organic nitrogen concentrations in the water column
Partial pressure (pCO2) and fugacity (fCO2) of carbon dioxide in the water column
Bacterial consumption in the water column
Bacteria non taxonomy-related biomass expressed as carbon per unit volume of the water column
Bacteria generic abundance in water bodies
Density of the water column
Chlorophyll pigment concentrations in water bodies
Dissolved organic carbon uptake and production in the water column
Phytoplankton taxonomic abundance in water bodies
Uptake of other nutrients in the water column
Primary production in the water column
Bacterial production in the water column
Urea concentration parameters in the water column
Silicate concentration parameters in the water column
Alkalinity, acidity and pH of the water column
Dissolved organic carbon concentration in the water column
Salinity of the water column
Concentration of suspended particulate material in the water column
Carotenoid and flavenoid pigment concentrations in water bodies
Nitrate concentration parameters in the water column
Total dissolved inorganic carbon (TCO2) concentration in the water column
Temperature of the water column
Dissolved oxygen parameters in the water column
Microzooplankton taxonomic abundance in water bodies
Nitrite concentration parameters in the water column
New production in water bodies
Phosphate concentration parameters in the water column
Phaeopigment concentrations in the water column
Phytoplankton generic abundance in water bodies
Regenerated production in water bodies
6  Continuous centrifuging of non-toxic supplyCarbon concentrations in suspended particulate material
Particulate metal concentrations in the water column
Concentration of silicon species in suspended particulate material
Metadata parameters
Nitrogen concentrations in suspended particulate material
23  Profiling radiometerVisible waveband radiance and irradiance measurements in the water column
104  Sample taken from ship's non-toxic supplyDensity of the water column
Chlorophyll pigment concentrations in water bodies
Alkalinity, acidity and pH of the water column
Salinity of the water column
Carotenoid and flavenoid pigment concentrations in water bodies
Dissolved oxygen parameters in the water column
Phaeopigment concentrations in the water column
7  Stand-alone pumpsParticulate metal concentrations in the water column
Concentration of silicon species in suspended particulate material
Metadata parameters