Search the data

BODC Cruise Metadata Report for RRS Discovery (74E3) cruise D325

Introduction

This report collates information from the BODC cruise inventory and oceanographic databases. It presents

Cruise Inventory Information

Long name RRS Discovery (74E3) cruise D325
Short name D325
Objectives and Narrative The 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.
Ship RRS Discovery
Departure Port Santa Cruz de Tenerife, Spain
Departure Date 2007-11-13
Arrival Port Santa Cruz de Tenerife, Spain
Arrival Date 2007-12-18
Principal Scientist(s) Gill Malin (University of East Anglia School of Environmental Sciences)
Responsible Organisation University of East Anglia School of Environmental Sciences
Associated Project(s) UK SOLAS
IHB Sea Areas Visited North East Atlantic Ocean (limit 40W)
Marsden Squares Visited 39/75
Work Area Description Cape Verde Islands
Work Area Bounding Polygon 10N,30W; 30N,30W; 30N,20W; 10N,20W; 10N,30W
Southern Limit 10N
Northern Limit 30N
Western Limit 30W
Eastern Limit 20W

Cruise Inventory Datasets

Physical oceanography  
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).  
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)  
Chemical oceanography  
Nitrate Quantity: number of profiles = 52
Description: CTD  
Nitrite Quantity: number of profiles = 52
Description: CTD  
Other chemical oceanographic measurements Quantity: number of profiles = 52
Description: CTD  
Other dissolved gases Quantity: 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 gases Quantity: 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 gases Quantity: 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 gases Quantity: activity duration in days = 5
Description: Hourly biological and chemical losses of 13CH3I in incubations of 'predawn' surface seawater as determined by GC-MS  
Other dissolved gases Quantity: number of experiments = 7
Description: Photochemical on-deck incubation experiments under natural sunlight of 0.2 ?m filtered and 200 ?m filtered surface seawater, measurement of iodocarbons production using purge-and-trap/ GC-MS, samples taken for iodide, iodate, CDOM and DOC  
Other dissolved gases Quantity: 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 gases Quantity: 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 gases Quantity: number of profiles = 21
Description: Vertical profiles of seawater iodocarbon concentrations as measured by GC-ECD at 7 depths (sampled from the CTD rosette)  
Phosphate Quantity: number of profiles = 52
Description: CTD  
Silicate Quantity: number of profiles = 52
Description: CTD  
Total - N Quantity: number of profiles = 52
Description: CTD  
Trace elements Quantity: 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 elements Quantity: 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 elements Quantity: 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 elements 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.  
Trace elements Quantity: 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  
Biology and fisheries  
Other biological/fisheries measurement Quantity: 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  
Other biological/fisheries measurement Quantity: 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 (<200m); iii) viral lysis rates of phytoplankton;  
Pelagic bacteria/micro-organisms 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.  
Pelagic bacteria/micro-organisms 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.  
Pelagic bacteria/micro-organisms Quantity: number of experiments = 2
Description: Bacterial production experiments to support UEA methyl halide experiments  
Pelagic bacteria/micro-organisms Quantity: 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-organisms Quantity: 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-organisms 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 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 Quantity: 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  
Phytoplankton 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 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.  
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 = 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 profiles = 145
Description: HPLC phytoplankton pigments: GFF filters; 6 depths in water column  
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 = 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 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 productivity 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.  
Primary productivity Quantity: number of experiments = 91
Description: Photo-synthesis-irradiance curves: Short term incubations; 6 depths in water column Some experiments included iodocarbon measurements  
Primary productivity 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.  
Primary productivity 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.  
Meteorology  
Atmospheric chemistry Quantity: 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  
Atmospheric chemistry Quantity: activity duration in days = 31
Description: Hourly averaged ambient ozone concentrations (ppbv)  
Incident radiation 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).  
Other meteorological measurements Quantity: 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)  

Cruise Inventory Mooring/Buoy Operations

Latitude Longitude Data type Description
17° 45' N 22° 45' W Subsurface temperature measurements 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
17° 43' N 23° 0' W Subsurface temperature measurements 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
16° 0' N 23° 40' W Subsurface temperature measurements 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
26° 0' N 24° 0' W Surface drifters/drifting buoys Surface GPS buoy deployed as Lagrangian marker at Station F without thermistor chain
17° 45' N 22° 45' W Surface drifters/drifting buoys 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
17° 43' N 23° 0' W Surface drifters/drifting buoys 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
16° 0' N 23° 40' W Surface drifters/drifting buoys 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

Summary of BODC Data Holdings for the Cruise

National Oceanographic Database

Summary

# Series Instrument Description Parameters
48 Bottle station Metadata parameters
Nitrate concentration parameters in the water column
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Quality control flags
Reference numbers
Silicate concentration parameters in the water column
Vertical spatial coordinates
2 Bottle station Metadata parameters
Nitrate concentration parameters in the water column
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Quality control flags
Reference numbers
Vertical spatial coordinates
1 Bottle station Metadata parameters
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Quality control flags
Reference numbers
Silicate concentration parameters in the water column
Vertical spatial coordinates
25 Bottle station Carotenoid and flavenoid pigment concentrations in water bodies
Chlorophyll pigment concentrations in water bodies
Metadata parameters
Quality control flags
Reference numbers
Vertical spatial coordinates
6 Bottle station Chlorophyll pigment concentrations in water bodies
Metadata parameters
Quality control flags
Reference numbers
Vertical spatial coordinates

Note: Parameter terms are taken from the BODC Parameter Discovery Vocabulary XML (SKOS)

Full List

BODC Reference Instrument Description Date/Time Location  
1347966 Bottle station 2007-11-17 05:33Z 17° 42' N, 22° 45' W Click for more
1347978 Bottle station 2007-11-17 08:33Z 17° 42' N, 22° 46' W Click for more
1347991 Bottle station 2007-11-17 14:18Z 17° 41' N, 22° 46' W Click for more
1348005 Bottle station 2007-11-18 07:36Z 17° 39' N, 22° 47' W Click for more
1348017 Bottle station 2007-11-18 14:06Z 17° 37' N, 22° 47' W Click for more
1348029 Bottle station 2007-11-19 06:19Z 17° 34' N, 22° 48' W Click for more
1348030 Bottle station 2007-11-19 14:01Z 17° 33' N, 22° 49' W Click for more
1348042 Bottle station 2007-11-20 05:24Z 17° 31' N, 22° 51' W Click for more
1348054 Bottle station 2007-11-22 05:33Z 16° 54' N, 24° 50' W Click for more
1348066 Bottle station 2007-11-22 08:23Z 16° 53' N, 24° 49' W Click for more
1348078 Bottle station 2007-11-22 13:58Z 16° 53' N, 24° 50' W Click for more
1348091 Bottle station 2007-11-23 05:39Z 16° 54' N, 24° 50' W Click for more
1348109 Bottle station 2007-11-23 14:10Z 16° 53' N, 24° 49' W Click for more
1348110 Bottle station 2007-11-24 05:43Z 16° 53' N, 24° 50' W Click for more
1348122 Bottle station 2007-11-24 14:28Z 16° 53' N, 24° 49' W Click for more
1348134 Bottle station 2007-11-25 05:35Z 16° 54' N, 24° 50' W Click for more
1348146 Bottle station 2007-11-25 14:33Z 16° 53' N, 24° 50' W Click for more
1348158 Bottle station 2007-11-28 06:52Z 16° 0' N, 23° 39' W Click for more
1348171 Bottle station 2007-11-28 09:24Z 16° 0' N, 23° 40' W Click for more
1348183 Bottle station 2007-11-28 14:18Z 16° 0' N, 23° 40' W Click for more
1348195 Bottle station 2007-11-29 05:29Z 16° 1' N, 23° 43' W Click for more
1348202 Bottle station 2007-11-29 14:03Z 16° 1' N, 23° 45' W Click for more
1348214 Bottle station 2007-11-30 05:17Z 16° 1' N, 23° 46' W Click for more
1348226 Bottle station 2007-11-30 14:06Z 16° 0' N, 23° 46' W Click for more
1348238 Bottle station 2007-12-01 05:20Z 15° 57' N, 23° 49' W Click for more
1348251 Bottle station 2007-12-02 08:48Z 17° 40' N, 22° 49' W Click for more
1348263 Bottle station 2007-12-02 14:10Z 17° 40' N, 22° 52' W Click for more
1348275 Bottle station 2007-12-03 05:30Z 17° 42' N, 22° 53' W Click for more
1348287 Bottle station 2007-12-03 08:29Z 17° 42' N, 22° 54' W Click for more
1348299 Bottle station 2007-12-03 14:10Z 17° 43' N, 22° 54' W Click for more
1348306 Bottle station 2007-12-04 05:23Z 17° 45' N, 22° 56' W Click for more
1348318 Bottle station 2007-12-04 14:15Z 17° 47' N, 22° 58' W Click for more
1348331 Bottle station 2007-12-05 05:27Z 17° 48' N, 23° 7' W Click for more
1348343 Bottle station 2007-12-05 14:04Z 17° 49' N, 23° 14' W Click for more
1348355 Bottle station 2007-12-06 15:51Z 20° 30' N, 25° 0' W Click for more
1348367 Bottle station 2007-12-07 05:23Z 20° 39' N, 24° 57' W Click for more
1348379 Bottle station 2007-12-07 09:24Z 20° 40' N, 24° 58' W Click for more
1348380 Bottle station 2007-12-07 14:18Z 20° 42' N, 24° 58' W Click for more
1348392 Bottle station 2007-12-08 05:30Z 20° 50' N, 25° 0' W Click for more
1348411 Bottle station 2007-12-08 14:14Z 20° 56' N, 25° 2' W Click for more
1348423 Bottle station 2007-12-09 05:25Z 21° 6' N, 25° 2' W Click for more
1348435 Bottle station 2007-12-10 05:22Z 21° 18' N, 24° 57' W Click for more
1348447 Bottle station 2007-12-10 14:18Z 21° 21' N, 24° 57' W Click for more
1348459 Bottle station 2007-12-12 05:30Z 26° 2' N, 23° 59' W Click for more
1348460 Bottle station 2007-12-12 14:29Z 26° 4' N, 23° 59' W Click for more
1348472 Bottle station 2007-12-13 05:25Z 26° 6' N, 23° 59' W Click for more
1348484 Bottle station 2007-12-13 08:30Z 26° 6' N, 24° 0' W Click for more
1348496 Bottle station 2007-12-14 05:23Z 26° 10' N, 24° 0' W Click for more
1348503 Bottle station 2007-12-14 14:16Z 26° 10' N, 23° 59' W Click for more
1348515 Bottle station 2007-12-15 05:28Z 26° 13' N, 23° 59' W Click for more
1348527 Bottle station 2007-12-15 14:08Z 26° 13' N, 23° 59' W Click for more
1658525 Bottle station 2007-11-17 05:33Z 17° 42' N, 22° 45' W Click for more
1658537 Bottle station 2007-11-17 08:33Z 17° 42' N, 22° 46' W Click for more
1658549 Bottle station 2007-11-19 06:19Z 17° 34' N, 22° 48' W Click for more
1658550 Bottle station 2007-11-19 08:18Z 17° 34' N, 22° 49' W Click for more
1658562 Bottle station 2007-11-20 05:24Z 17° 31' N, 22° 51' W Click for more
1658574 Bottle station 2007-11-22 05:33Z 16° 54' N, 24° 50' W Click for more
1658586 Bottle station 2007-11-23 05:39Z 16° 54' N, 24° 50' W Click for more
1658598 Bottle station 2007-11-25 05:35Z 16° 54' N, 24° 50' W Click for more
1658605 Bottle station 2007-11-28 06:52Z 16° 0' N, 23° 39' W Click for more
1658617 Bottle station 2007-11-28 09:24Z 16° 0' N, 23° 40' W Click for more
1658629 Bottle station 2007-11-30 05:17Z 16° 1' N, 23° 46' W Click for more
1658630 Bottle station 2007-12-01 05:20Z 15° 57' N, 23° 49' W Click for more
1658642 Bottle station 2007-12-01 08:55Z 15° 58' N, 23° 51' W Click for more
1658654 Bottle station 2007-12-02 08:48Z 17° 40' N, 22° 49' W Click for more
1658666 Bottle station 2007-12-04 08:21Z 17° 46' N, 22° 57' W Click for more
1658678 Bottle station 2007-12-05 05:27Z 17° 48' N, 23° 7' W Click for more
1658691 Bottle station 2007-12-07 05:23Z 20° 39' N, 24° 57' W Click for more
1658709 Bottle station 2007-12-07 09:24Z 20° 40' N, 24° 58' W Click for more
1658710 Bottle station 2007-12-08 09:25Z 20° 52' N, 25° 1' W Click for more
1658722 Bottle station 2007-12-10 05:22Z 21° 18' N, 24° 57' W Click for more
1658734 Bottle station 2007-12-10 08:23Z 21° 19' N, 24° 57' W Click for more
1658746 Bottle station 2007-12-12 05:30Z 26° 2' N, 23° 59' W Click for more
1658758 Bottle station 2007-12-14 08:21Z 26° 10' N, 24° 0' W Click for more
1658771 Bottle station 2007-12-15 05:28Z 26° 13' N, 23° 59' W Click for more
1658783 Bottle station 2007-12-15 08:16Z 26° 13' N, 23° 58' W Click for more
1660959 Bottle station 2007-11-17 08:33Z 17° 42' N, 22° 46' W Click for more
1660960 Bottle station 2007-11-22 08:23Z 16° 53' N, 24° 49' W Click for more
1660972 Bottle station 2007-11-28 09:24Z 16° 0' N, 23° 40' W Click for more
1660984 Bottle station 2007-12-03 08:29Z 17° 42' N, 22° 54' W Click for more
1660996 Bottle station 2007-12-07 09:24Z 20° 40' N, 24° 58' W Click for more
1661011 Bottle station 2007-12-13 08:30Z 26° 6' N, 24° 0' W Click for more

Project Database

# Events Gear Type Parameters Held
30 Sample taken from ship's non-toxic supply Salinity of the water column
45 All plastic clean surface pumped supply Other halocarbon concentrations in water bodies
Experiment state variables
New production in water bodies
3 Water bottle hydrocast Other halocarbon concentrations in water bodies
125 CTD frame plus rosette sampler Transmittance and attenuance of the water column
Concentration of inorganic halogens in water bodies
Carotenoid and flavenoid pigment concentrations in water bodies
Nitrite concentration parameters in the water column
Salinity of the water column
Dissolved oxygen parameters in the water column
Optical backscatter
Temperature of the water column
Phosphate concentration parameters in the water column
Phytoplankton taxonomic abundance in water bodies
Other halocarbon dynamics in water bodies
Other halocarbon concentrations in water bodies
Visible waveband radiance and irradiance measurements in the water column
Silicate concentration parameters in the water column
Bacteria generic abundance in water bodies
Density of the water column
Plankton abundance per unit volume of the water column
Phytoplankton generic abundance in water bodies
Nitrification rate in the water column
Nitrate concentration parameters in the water column
Chlorophyll pigment concentrations in water bodies
New production in water bodies

Note: Parameter terms are taken from the BODC Parameter Discovery Vocabulary XML (SKOS)

References

Track Charts

Track Chart

Reports

Cruise Report