Cruise inventory

RRS Discovery D325

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Discovery (74E3)
Cruise identifierD325
Cruise period2007-11-13 — 2007-12-18
StatusCompleted
Port of departureSanta Cruz de Tenerife, Spain
Port of returnSanta Cruz de Tenerife, Spain
PurposeResearch
ObjectivesThe aims of this cruise were to elucidate the processes responsible for controlling iodocarbon concentrations and provide a dataset that can be used to develop modelled estimates of iodocarbon sea-air fluxes in tropical Atlantic waters.
Chief scientistGill Malin (University of East Anglia School of Environmental Sciences)
ProjectUK SOLAS
Coordinating bodyNERC
Cruise reportRRS Discovery D325 cruise report d325.pdf — access key 'C' (3.65 MB) 
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
SpecificCape Verde Islands
Track chartsRRS Discovery D325 cruise track — d325trk.pdf (00 MB) 
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Quantity: number of samples = 24
Description: Atmospheric aerosol samples collected over 24 or 48 hours using high volume air sampler - for on shore investigation of iodine speciation
Transparency (eg transmissometer)Quantity: number of deployments = 29
Description: In-water optics rig: i) Fast Repetition Rate Fluorometer (phytoplankton physiology); ii) Satlantic UV sensor (downwelling spectral UV light at 305, 320, 340 and 380 nm); iii) Wetlabs ac-9 (attenuation and absorption at 9 wavelengths: 412, 440, 488, 510, 532, 555, 650, 676, 715 nm - decomposed into a(c) total and cdom by using casts with and without supracap filters); iv) SeaBird SBE19+ CTD (temperature and salinity with depth for correction of the ac9); v) ancillary PAR measurements (determination of light levels in water column)
Optics (eg underwater light levels)Quantity: number of deployments = 29
Description: In-water optics rig: i) Fast Repetition Rate Fluorometer (phytoplankton physiology); ii) Satlantic UV sensor (downwelling spectral UV light at 305, 320, 340 and 380 nm); iii) Wetlabs ac-9 (attenuation and absorption at 9 wavelengths: 412, 440, 488, 510, 532, 555, 650, 676, 715 nm - decomposed into a(c) total and cdom by using casts with and without supracap filters); iv) SeaBird SBE19+ CTD (temperature and salinity with depth for correction of the ac9); v) ancillary PAR measurements (determination of light levels in water column)
Optics (eg underwater light levels)Quantity: activity duration in days = 32
Description: Deck mounted (over the CTD winch cab) Trios UV sensor: i) Hyperspectral (2.5 nm resolution: 200-500 nm wavelength) UV at 5 minute intervals through daylight hours; ii) decomposed hyperspectral into broadband UV-A and UV-B Deck mounted (over the CTD winch cab) Satlantic HyperSAS sensor: Hyperspectral (300-900 nm) water-leaving reflectance measurements at 6 minute intervals through daylight hours; measurements integrated over 30 s. These include water, sky and sun radiance measuring sensors (3).
Chemical oceanography 
Other dissolved gasesQuantity: activity duration in days = 4
Description: Seawater iodocarbon concentrations as measured by GC-ECD at 2 depths (2 and 9 m), sampled from the CTD rosette, over a diel cycle at approximate 2 hourly intervals with additional sample taken at chl-a max every 4 hours
Other dissolved gasesQuantity: number of experiments = 7
Description: Photochemical on-deck incubation experiments under natural sunlight of 0.2 μm filtered and 200 μm filtered surface seawater, measurement of iodocarbons production using purge-and-trap/ GC-MS, samples taken for iodide, iodate, CDOM and DOC
Other dissolved gasesQuantity: number of experiments = 12
Description: Iodocarbon production in samples of biogenic marine aggregates (> 10 micron) collected using standalone pumps measured using purge-and-trap/ GC-MS. 6 x time-series experiments and 6 x depth profile studies. Samples taken for HPLC pigments, bacterial productivity and particulate organic carbon.
Other dissolved gasesQuantity: activity duration in days = 8
Description: Hourly photochemical loss of 13CH2I2 and production of CH2ClI in incubations of 'predawn' surface seawater as determined by GC-MS
Other dissolved gasesQuantity: number of profiles = 21
Description: Vertical profiles of seawater iodocarbon concentrations as measured by GC-ECD at 7 depths (sampled from the CTD rosette)
Other dissolved gasesQuantity: number of samples = 19
Description: Seawater iodocarbon concentrations as measured by GC-ECD in samples collected at the near surface from the trace metal fish
Other dissolved gasesQuantity: number of samples = 2
Description: Seawater iodocarbon concentrations in the near surface measured by GC-ECD in samples from the Near Surface Sampler (NSS) collected at depths of 0.2, 0.4 0.8, 1.0, 1.3, 1.6, amd 1.9 metres
Other dissolved gasesQuantity: activity duration in days = 5
Description: Hourly biological and chemical losses of 13CH3I in incubations of 'predawn' surface seawater as determined by GC-MS
PhosphateQuantity: number of profiles = 52
Description: CTD
NitrateQuantity: number of profiles = 52
Description: CTD
NitriteQuantity: number of profiles = 52
Description: CTD
Total - NQuantity: number of profiles = 52
Description: CTD
SilicateQuantity: number of profiles = 52
Description: CTD
Trace elementsQuantity: number of samples = 25
Description: Water from surface and/or chl-a max, sampled by Niskin rosette, or from on deck incubation experiments - for on shore investigation of dissolved organic iodine speciation
Trace elementsQuantity: number of samples = 94
Description: Water from surface and/or chl-a max, sampled by Niskin rosette, or from on deck incubation experiments, applied to solid phase extraction columns - for on shore investigation of dissolved organic iodine speciation
Trace elementsQuantity: number of samples = 137
Description: On deck incubation experiments using water sampled by Niskin rosette - water samples for on shore determination of iodide and iodate concentrations
Trace elementsQuantity: number of samples = 47
Description: Vertical depth profiles sampled by Niskin rosette, 8 depths from 450 m to surface, x 6 stations (7 depths at station B) - water samples for on shore determination of iodide and iodate concentrations Diel cycles sampled by Niskin rosette, sampling at ~ 2 hourly intervals from surface and/or chl-a max, x 3 stations - water samples for on shore determination of iodide and iodate concentrations
Trace elementsQuantity: number of experiments = 6
Description: Incubation experiments to investigate nutrient limitation of microbial productivity, involving addition of Fe, Cu, Co, Zn, N & dust. Water collected pre-dawn from towed fish. Rate measurements taken of: primary production, bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H, and trace metal concentration.
Other chemical oceanographic measurementsQuantity: number of profiles = 52
Description: CTD
Biology and fisheries 
Primary productivityQuantity: number of experiments = 5
Description: Incubation experiments to investigate microbial productivity at the near surface over a 24 hour cycle. Water collected throughout the day from towed fish. Rate measurements taken of: bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H.
Primary productivityQuantity: number of experiments = 91
Description: Photo-synthesis-irradiance curves: Short term incubations; 6 depths in water column Some experiments included iodocarbon measurements
Primary productivityQuantity: number of experiments = 6
Description: Incubation experiments to investigate nutrient limitation of microbial productivity, involving addition of Fe, Cu, Co, Zn, N & dust. Water collected pre-dawn from towed fish. Rate measurements taken of: primary production, bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H, and trace metal concentration.
Primary productivityQuantity: number of profiles = 6
Description: Incubation experiments to investigate microbial productivity throughout the euphotic zone. Water collected pre-dawn from CTD at 6 depths between surface and 1% light level. Rate measurements taken of: primary production, bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H, and trace metal concentration.
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of experiments = 6
Description: Incubation experiments to investigate nutrient limitation of microbial productivity, involving addition of Fe, Cu, Co, Zn, N & dust. Water collected pre-dawn from towed fish. Rate measurements taken of: primary production, bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H, and trace metal concentration.
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of profiles = 165
Description: Phytoplankton absorption coefficients: GFF filters; 6 depths in water column
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of profiles = 145
Description: HPLC phytoplankton pigments: GFF filters; 6 depths in water column
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of profiles = 6
Description: Incubation experiments to investigate microbial productivity throughout the euphotic zone. Water collected pre-dawn from CTD at 6 depths between surface and 1% light level. Rate measurements taken of: primary production, bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H, and trace metal concentration.
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of deployments = 29
Description: In-water optics rig: i) Fast Repetition Rate Fluorometer (phytoplankton physiology); ii) Satlantic UV sensor (downwelling spectral UV light at 305, 320, 340 and 380 nm); iii) Wetlabs ac-9 (attenuation and absorption at 9 wavelengths: 412, 440, 488, 510, 532, 555, 650, 676, 715 nm - decomposed into a(c) total and cdom by using casts with and without supracap filters); iv) SeaBird SBE19+ CTD (temperature and salinity with depth for correction of the ac9); v) ancillary PAR measurements (determination of light levels in water column)
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of experiments = 5
Description: Incubation experiments to investigate microbial productivity at the near surface over a 24 hour cycle. Water collected throughout the day from towed fish. Rate measurements taken of: bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H.
PhytoplanktonQuantity: number of profiles = 24
Description: Daily vertical profiles of abundance as cells per ml, taken from CTD water bottles in the euphotic zone. 24 profiles, 7 depths (6 light depths used for incubations plus chlorophyll max), groups analysed: bacteria, cyanobacteria, picoeukaryotes, nanoeukaryotes
PhytoplanktonQuantity: number of profiles = 6
Description: Incubation experiments to investigate microbial productivity throughout the euphotic zone. Water collected pre-dawn from CTD at 6 depths between surface and 1% light level. Rate measurements taken of: primary production, bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H, and trace metal concentration.
PhytoplanktonQuantity: number of experiments = 5
Description: Incubation experiments to investigate microbial productivity at the near surface over a 24 hour cycle. Water collected throughout the day from towed fish. Rate measurements taken of: bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H.
PhytoplanktonQuantity: number of experiments = 6
Description: Incubation experiments to investigate nutrient limitation of microbial productivity, involving addition of Fe, Cu, Co, Zn, N & dust. Water collected pre-dawn from towed fish. Rate measurements taken of: primary production, bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H, and trace metal concentration.
Pelagic bacteria/micro-organismsQuantity: number of experiments = 3
Description: Incubation experiments to investigate methanol turnover at the near surface over a 24 hour cycle. Water collected throughout the day from towed fish. Rate measurements taken of particulate methanol uptake and total methanol oxidation using 14C labels.
Pelagic bacteria/micro-organismsQuantity: number of experiments = 5
Description: Incubation experiments to investigate microbial productivity at the near surface over a 24 hour cycle. Water collected throughout the day from towed fish. Rate measurements taken of: bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H.
Pelagic bacteria/micro-organismsQuantity: number of profiles = 24
Description: Daily vertical profiles of abundance as cells per ml, taken from CTD water bottles in the euphotic zone. 24 profiles, 7 depths (6 light depths used for incubations plus chlorophyll max), groups analysed: bacteria, cyanobacteria, picoeukaryotes, nanoeukaryotes
Pelagic bacteria/micro-organismsQuantity: number of profiles = 6
Description: Incubation experiments to investigate microbial productivity throughout the euphotic zone. Water collected pre-dawn from CTD at 6 depths between surface and 1% light level. Rate measurements taken of: primary production, bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H, and trace metal concentration.
Pelagic bacteria/micro-organismsQuantity: number of experiments = 2
Description: Bacterial production experiments to support UEA methyl halide experiments
Pelagic bacteria/micro-organismsQuantity: number of experiments = 6
Description: Incubation experiments to investigate nutrient limitation of microbial productivity, involving addition of Fe, Cu, Co, Zn, N & dust. Water collected pre-dawn from towed fish. Rate measurements taken of: primary production, bacterial production, nitrogen fixation, nitrification, ammonium regeneration, N uptake. Other sample collected for flow cytometry analysis, chlorophyll a, nif-H, and trace metal concentration.
Other biological/fisheries measurementQuantity: number of profiles = 8
Description: Process measurements: water sampled from 55% light level depth (9-14 m) to set up incubation experiments (modified dilution experiments) to estimate the following parameters: i) phytoplankton growth rates; ii) microzooplankton grazing rates (<200µm); iii) viral lysis rates of phytoplankton;
Other biological/fisheries measurementQuantity: number of profiles = 26
Description: Process measurements: water sampled from 55% light level depth (9-14 m) and 2 x DCM (deep chlorophyll max) to set up incubation experiments to estimate the following parameters: i) algal virus production rates
Meteorology 
Incident radiationQuantity: activity duration in days = 32
Description: Deck mounted (over the CTD winch cab) Trios UV sensor: i) Hyperspectral (2.5 nm resolution: 200-500 nm wavelength) UV at 5 minute intervals through daylight hours; ii) decomposed hyperspectral into broadband UV-A and UV-B Deck mounted (over the CTD winch cab) Satlantic HyperSAS sensor: Hyperspectral (300-900 nm) water-leaving reflectance measurements at 6 minute intervals through daylight hours; measurements integrated over 30 s. These include water, sky and sun radiance measuring sensors (3).
Atmospheric chemistryQuantity: activity duration in days = 31
Description: Hourly averaged ambient ozone concentrations (ppbv)
Atmospheric chemistryQuantity: number of samples = 30
Description: Starch coated denuder tubes exposed to ambient air for 12 hours or multiples thereof - for on shore determination of atmospheric molecular iodine concentrations
Other meteorological measurementsQuantity: activity duration in days = 23
Description: Microtops sunphotometer measurements: i) Aerosol optical thickness at 340, 440, 675 and 870 nm; ii) water vapour content (cm)
Moorings, landers, buoys 
Physical oceanography 
Subsurface temperature measurements16° 0' 10" N  23° 39' 58" W — Surface GPS buoy with attached thermistor chain (10 thermistors at 3, 8, 11, 15, 21, 31, 38, 45, 67 and 99 metres). Buoy used as a Lagrangian marker. Recovered after 4 days deployment at Station C
Subsurface temperature measurements17° 43' 1" N  22° 59' 55" W — Surface GPS buoy with attached thermistor chain (10 thermistors at 3, 8, 11, 15, 21, 31, 38, 45, 67 and 99 metres). Buoy used as a Lagrangian marker due to loss of thermistors
Subsurface temperature measurements17° 44' 42" N  22° 45' 11" W — Surface GPS buoy with attached thermistor chain (10 thermistors at 2, 8, 10, 12, 21, 32, 44, 51, 71 and 102 metres). Buoy used as a Lagrangian marker. Recovered after 5 days deployment at Station A
Surface drifters/drifting buoys26° 0' 6" N  23° 59' 54" W — Surface GPS buoy deployed as Lagrangian marker at Station F without thermistor chain
Surface drifters/drifting buoys16° 0' 10" N  23° 39' 58" W — Surface GPS buoy with attached thermistor chain (10 thermistors at 3, 8, 11, 15, 21, 31, 38, 45, 67 and 99 metres). Buoy used as a Lagrangian marker. Recovered after 4 days deployment at Station C
Surface drifters/drifting buoys17° 43' 1" N  22° 59' 55" W — Surface GPS buoy with attached thermistor chain (10 thermistors at 3, 8, 11, 15, 21, 31, 38, 45, 67 and 99 metres). Buoy used as a Lagrangian marker due to loss of thermistors
Surface drifters/drifting buoys17° 44' 42" N  22° 45' 11" W — Surface GPS buoy with attached thermistor chain (10 thermistors at 2, 8, 10, 12, 21, 32, 44, 51, 71 and 102 metres). Buoy used as a Lagrangian marker. Recovered after 5 days deployment at Station A
Data held at BODC 
Series/Profiles 
82  Bottle station
Quality control flags
Chlorophyll pigment concentrations in water bodies
Metadata parameters
Silicate concentration parameters in the water column
Vertical spatial coordinates
Carotenoid and flavenoid pigment concentrations in water bodies
Nitrate concentration parameters in the water column
Reference numbers
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Quality control flags
Chlorophyll pigment concentrations in water bodies
Metadata parameters
Silicate concentration parameters in the water column
Vertical spatial coordinates
Carotenoid and flavenoid pigment concentrations in water bodies
Nitrate concentration parameters in the water column
Reference numbers
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column

BODC idDate/TimeLocationDoc.
13484962007-12-14 05:23 26° 10' 3" N  23° 59' 45" W  View metadata report for BODC series reference number 1348496
13485032007-12-14 14:16 26° 11' 3" N  23° 59' 34" W  View metadata report for BODC series reference number 1348503
13485152007-12-15 05:28 26° 13' 5" N  23° 59' 7" W  View metadata report for BODC series reference number 1348515
13485272007-12-15 14:08 26° 13' 19" N  23° 59' 17" W  View metadata report for BODC series reference number 1348527
13479662007-11-17 05:33 17° 42' 37" N  22° 45' 15" W  View metadata report for BODC series reference number 1347966
13479782007-11-17 08:33 17° 42' 7" N  22° 46' 40" W  View metadata report for BODC series reference number 1347978
13479912007-11-17 14:18 17° 41' 16" N  22° 46' 48" W  View metadata report for BODC series reference number 1347991
13480052007-11-18 07:36 17° 39' 20" N  22° 47' 13" W  View metadata report for BODC series reference number 1348005
13480172007-11-18 14:06 17° 37' 13" N  22° 47' 12" W  View metadata report for BODC series reference number 1348017
13480292007-11-19 06:19 17° 34' 52" N  22° 48' 40" W  View metadata report for BODC series reference number 1348029
13480302007-11-19 14:01 17° 33' 8" N  22° 49' 34" W  View metadata report for BODC series reference number 1348030
13480422007-11-20 05:24 17° 31' 55" N  22° 51' 15" W  View metadata report for BODC series reference number 1348042
13480542007-11-22 05:33 16° 53' 52" N  24° 50' 23" W  View metadata report for BODC series reference number 1348054
13480662007-11-22 08:23 16° 53' 40" N  24° 49' 53" W  View metadata report for BODC series reference number 1348066
13480782007-11-22 13:58 16° 53' 23" N  24° 50' 10" W  View metadata report for BODC series reference number 1348078
13480912007-11-23 05:39 16° 53' 58" N  24° 50' 31" W  View metadata report for BODC series reference number 1348091
13481092007-11-23 14:10 16° 53' 23" N  24° 49' 56" W  View metadata report for BODC series reference number 1348109
13481102007-11-24 05:43 16° 53' 35" N  24° 50' 20" W  View metadata report for BODC series reference number 1348110
13481222007-11-24 14:28 16° 53' 17" N  24° 49' 54" W  View metadata report for BODC series reference number 1348122
13481342007-11-25 05:35 16° 53' 52" N  24° 50' 17" W  View metadata report for BODC series reference number 1348134
13481462007-11-25 14:33 16° 53' 22" N  24° 50' 8" W  View metadata report for BODC series reference number 1348146
13481582007-11-28 06:52 16° 0' 19" N  23° 39' 51" W  View metadata report for BODC series reference number 1348158
13481712007-11-28 09:24 16° 0' 25" N  23° 40' 23" W  View metadata report for BODC series reference number 1348171
13481832007-11-28 14:18 16° 0' 21" N  23° 41' 5" W  View metadata report for BODC series reference number 1348183
13481952007-11-29 05:29 16° 1' 19" N  23° 43' 43" W  View metadata report for BODC series reference number 1348195
13482022007-11-29 14:03 16° 1' 37" N  23° 45' 34" W  View metadata report for BODC series reference number 1348202
13482142007-11-30 05:17 16° 1' 16" N  23° 46' 23" W  View metadata report for BODC series reference number 1348214
13482262007-11-30 14:06 15° 59' 54" N  23° 46' 52" W  View metadata report for BODC series reference number 1348226
13482382007-12-01 05:20 15° 57' 12" N  23° 49' 27" W  View metadata report for BODC series reference number 1348238
13482512007-12-02 08:48 17° 40' 8" N  22° 49' 56" W  View metadata report for BODC series reference number 1348251
13482632007-12-02 14:10 17° 40' 50" N  22° 52' 8" W  View metadata report for BODC series reference number 1348263
13482752007-12-03 05:30 17° 42' 23" N  22° 53' 35" W  View metadata report for BODC series reference number 1348275
13482872007-12-03 08:29 17° 42' 47" N  22° 53' 55" W  View metadata report for BODC series reference number 1348287
13482992007-12-03 14:10 17° 44' 4" N  22° 53' 50" W  View metadata report for BODC series reference number 1348299
13483062007-12-04 05:23 17° 45' 10" N  22° 56' 22" W  View metadata report for BODC series reference number 1348306
13483182007-12-04 14:15 17° 47' 36" N  22° 58' 10" W  View metadata report for BODC series reference number 1348318
13483312007-12-05 05:27 17° 48' 37" N  23° 7' 23" W  View metadata report for BODC series reference number 1348331
13483432007-12-05 14:04 17° 49' 1" N  23° 14' 7" W  View metadata report for BODC series reference number 1348343
13483552007-12-06 15:51 20° 30' 37" N  25° 0' 34" W  View metadata report for BODC series reference number 1348355
13483672007-12-07 05:23 20° 38' 54" N  24° 57' 21" W  View metadata report for BODC series reference number 1348367
13483792007-12-07 09:24 20° 39' 55" N  24° 58' 2" W  View metadata report for BODC series reference number 1348379
13483802007-12-07 14:18 20° 41' 55" N  24° 57' 56" W  View metadata report for BODC series reference number 1348380
13483922007-12-08 05:30 20° 50' 29" N  25° 0' 21" W  View metadata report for BODC series reference number 1348392
13484112007-12-08 14:14 20° 56' 18" N  25° 2' 13" W  View metadata report for BODC series reference number 1348411
13484232007-12-09 05:25 21° 5' 59" N  25° 2' 19" W  View metadata report for BODC series reference number 1348423
13484352007-12-10 05:22 21° 18' 10" N  24° 57' 23" W  View metadata report for BODC series reference number 1348435
13484472007-12-10 14:18 21° 21' 3" N  24° 57' 44" W  View metadata report for BODC series reference number 1348447
13484592007-12-12 05:30 26° 2' 41" N  23° 59' 27" W  View metadata report for BODC series reference number 1348459
13484602007-12-12 14:29 26° 4' 17" N  23° 59' 35" W  View metadata report for BODC series reference number 1348460
13484722007-12-13 05:25 26° 6' 38" N  23° 59' 29" W  View metadata report for BODC series reference number 1348472
13484842007-12-13 08:30 26° 6' 50" N  23° 59' 58" W  View metadata report for BODC series reference number 1348484
16609592007-11-17 08:33 17° 42' 7" N  22° 46' 40" W  View metadata report for BODC series reference number 1660959
16609602007-11-22 08:23 16° 53' 40" N  24° 49' 53" W  View metadata report for BODC series reference number 1660960
16609722007-11-28 09:24 16° 0' 25" N  23° 40' 23" W  View metadata report for BODC series reference number 1660972
16609842007-12-03 08:29 17° 42' 47" N  22° 53' 55" W  View metadata report for BODC series reference number 1660984
16609962007-12-07 09:24 20° 39' 55" N  24° 58' 2" W  View metadata report for BODC series reference number 1660996
16610112007-12-13 08:30 26° 6' 50" N  23° 59' 58" W  View metadata report for BODC series reference number 1661011
16585252007-11-17 05:33 17° 42' 37" N  22° 45' 15" W  View metadata report for BODC series reference number 1658525
16585372007-11-17 08:33 17° 42' 7" N  22° 46' 40" W  View metadata report for BODC series reference number 1658537
16585492007-11-19 06:19 17° 34' 52" N  22° 48' 40" W  View metadata report for BODC series reference number 1658549
16585502007-11-19 08:18 17° 34' 33" N  22° 49' 1" W  View metadata report for BODC series reference number 1658550
16585622007-11-20 05:24 17° 31' 55" N  22° 51' 15" W  View metadata report for BODC series reference number 1658562
16585742007-11-22 05:33 16° 53' 52" N  24° 50' 23" W  View metadata report for BODC series reference number 1658574
16585862007-11-23 05:39 16° 53' 58" N  24° 50' 31" W  View metadata report for BODC series reference number 1658586
16585982007-11-25 05:35 16° 53' 52" N  24° 50' 17" W  View metadata report for BODC series reference number 1658598
16586052007-11-28 06:52 16° 0' 19" N  23° 39' 51" W  View metadata report for BODC series reference number 1658605
16586172007-11-28 09:24 16° 0' 25" N  23° 40' 23" W  View metadata report for BODC series reference number 1658617
16586292007-11-30 05:17 16° 1' 16" N  23° 46' 23" W  View metadata report for BODC series reference number 1658629
16586302007-12-01 05:20 15° 57' 12" N  23° 49' 27" W  View metadata report for BODC series reference number 1658630
16586422007-12-01 08:55 15° 57' 56" N  23° 50' 55" W  View metadata report for BODC series reference number 1658642
16586542007-12-02 08:48 17° 40' 8" N  22° 49' 56" W  View metadata report for BODC series reference number 1658654
16586662007-12-04 08:21 17° 46' 38" N  22° 56' 52" W  View metadata report for BODC series reference number 1658666
16586782007-12-05 05:27 17° 48' 37" N  23° 7' 23" W  View metadata report for BODC series reference number 1658678
16586912007-12-07 05:23 20° 38' 54" N  24° 57' 21" W  View metadata report for BODC series reference number 1658691
16587092007-12-07 09:24 20° 39' 55" N  24° 58' 2" W  View metadata report for BODC series reference number 1658709
16587102007-12-08 09:25 20° 52' 37" N  25° 1' 1" W  View metadata report for BODC series reference number 1658710
16587222007-12-10 05:22 21° 18' 10" N  24° 57' 23" W  View metadata report for BODC series reference number 1658722
16587342007-12-10 08:23 21° 18' 54" N  24° 57' 10" W  View metadata report for BODC series reference number 1658734
16587462007-12-12 05:30 26° 2' 41" N  23° 59' 27" W  View metadata report for BODC series reference number 1658746
16587582007-12-14 08:21 26° 10' 14" N  23° 59' 42" W  View metadata report for BODC series reference number 1658758
16587712007-12-15 05:28 26° 13' 5" N  23° 59' 7" W  View metadata report for BODC series reference number 1658771
16587832007-12-15 08:16 26° 13' 23" N  23° 58' 57" W  View metadata report for BODC series reference number 1658783
Discrete samples 
45  All plastic clean surface pumped supplyOther halocarbon concentrations in water bodies
Experiment state variables
New production in water bodies
125  CTD frame plus rosette samplerNitrification rate in the water column
Density of the water column
Transmittance and attenuance of the water column
Bacteria generic abundance in water bodies
Visible waveband radiance and irradiance measurements in the water column
Chlorophyll pigment concentrations in water bodies
Other halocarbon dynamics in water bodies
Phytoplankton taxonomic abundance in water bodies
Silicate concentration parameters in the water column
Other halocarbon concentrations in water bodies
Salinity of the water column
Plankton abundance per unit volume of the water column
Carotenoid and flavenoid pigment concentrations in water bodies
Concentration of inorganic halogens in water bodies
Nitrate concentration parameters in the water column
Optical backscatter
Temperature of the water column
Phytoplankton generic abundance in water bodies
Dissolved oxygen parameters in the water column
Nitrite concentration parameters in the water column
New production in water bodies
Phosphate concentration parameters in the water column
30  Sample taken from ship's non-toxic supplySalinity of the water column
2  Water bottle hydrocastOther halocarbon concentrations in water bodies