Metadata Report for BODC Series Reference Number 976598
Metadata Summary
Problem Reports
Data Access Policy
Narrative Documents
Project Information
Data Activity or Cruise Information
Fixed Station Information
BODC Quality Flags
SeaDataNet Quality Flags
Metadata Summary
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Time Co-ordinates(UT) |
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Problem Reports
No Problem Report Found in the Database
Data Access Policy
Open Data
These data have no specific confidentiality restrictions for users. However, users must acknowledge data sources as it is not ethical to publish data without proper attribution. Any publication or other output resulting from usage of the data should include an acknowledgment.
If the Information Provider does not provide a specific attribution statement, or if you are using Information from several Information Providers and multiple attributions are not practical in your product or application, you may consider using the following:
"Contains public sector information licensed under the Open Government Licence v1.0."
Narrative Documents
Neil Brown MK3 CTD
The Neil Brown MK3 conductivity-temperature-depth (CTD) profiler consists of an integral unit containing pressure, temperature and conductivity sensors with an optional dissolved oxygen sensor in a pressure-hardened casing. The most widely used variant in the 1980s and 1990s was the MK3B. An upgrade to this, the MK3C, was developed to meet the requirements of the WOCE project.
The MK3C includes a low hysteresis, titanium strain gauge pressure transducer. The transducer temperature is measured separately, allowing correction for the effects of temperature on pressure measurements. The MK3C conductivity cell features a free flow, internal field design that eliminates ducted pumping and is not affected by external metallic objects such as guard cages and external sensors.
Additional optional sensors include pH and a pressure-temperature fluorometer. The instrument is no longer in production, but is supported (repair and calibration) by General Oceanics.
Specifications
These specification apply to the MK3C version.
Pressure | Temperature | Conductivity | |
Range | 6500 m 3200 m (optional) | -3 to 32°C | 1 to 6.5 S cm-1 |
Accuracy | 0.0015% FS 0.03% FS < 1 msec | 0.0005°C 0.003°C < 30 msec | 0.0001 S cm-1 0.0003 S cm-1 < 30 msec |
Further details can be found in the specification sheet.
RRS Charles Darwin 68 CTD Data Documentation
Introduction
CTD profile data are presented from the North Atlantic Tracer Release Experiment cruise Charles Darwin 68 as reported by Watson & Ledwell et al. (1992).
Instrumentation and Methodology
Instrumentation Summary
The CTD profiles were taken with a Neil Brown Systems MkIII CTD (s/n 01-1195). This was mounted in a sled custom built by WHOI along with a rosette multisampler (12 bottle 10-litre type manufactured by General Oceanics) and 1.2 litre Niskin bottles. The CTD was fitted with a pressure sensor, conductivity cell, and a platinum resistance thermometer. 4 reversing thermometers were also attached to the sled.
The sled was at the centre of a much larger vertical array of custom designed water samplers (for SF6), interspersed with SEACAT CTDs. The whole array was towed through the water for a period of several hours.
Data Acquisition
Each sampler tow was preceded by a downcast to 500m at about 25m/min, and was followed by an upcast from 500m at roughly the same speed. Since the ship was generally moving at about 1kt (30m/min) the descent and ascent angles are about 45° from the vertical.
A total of 59 casts were conducted (01 - 59). Casts 01 - 15 were test casts and casts to determine background SF6 concentrations. Up to 7 salinity samples and 4 reversing thermometer values were acquired during each cast for the calibration of the CTD.
Data Processing
The raw data have had spikes near the rosette trips removed. There were still obvious spikes of noise in the data. The data from the CTD descents and ascents were interpolated to standard levels every metre from 10m to 500m, where data were available. These were then averaged at the 1m intervals.
Temperature and Pressure
The MkIII CTD was calibrated for temperature and pressure on shore prior to departure. The temperature calibration was checked throughout the cruise with four digital reversing thermometers mounted on the sampling sled. However, the strong temperature gradients and the mismatch in time and space between the reversing thermometers and the CTD probes resulted in rms noise of around 0.090°C. Therefore the shore-based calibrations, which should stand to better than 0.004°C were relied upon for temperature.
Salinity
Salinity calibrations were also performed throughout the cruise, with samples from the 5-litre Niskin bottles during the background casts and from 1.2-litre Niskin bottles mounted horizontally on the sampling sled during the tows. They showed a consistent salinity error of -0.022psu for the MkIII system for the part of the water column sampled. This correction was applied in processing the CTD data. The processed CTD data are considered as accurate as possible; no post-cruise adjustment of the data was conducted.
BODC Data Processing
No further calibrations were applied to the data received by BODC. BODC were mainly concerned with the screening and banking of the data.
The CTD data were received as 1db averaged pressure sorted down cast data. Parameters were pressure (dbar), temperature (its-90) and salinity (pss-78).
The data were converted into the BODC internal format (PXF) to allow the use of in-house software tools, notably the graphics editor. Spikes in the data were manually flagged 'suspect' by modification of the associated quality control flag. In this way none of the original data values were edited or deleted during quality control.
Very little flagging was required for these data.
Once screened, the CTD data were loaded into a database under the Oracle relational database management system. The start time stored in the database is the tow deployment time, and the end time is the start time + 60 minutes. 1 day was subtracted from all these times after comparison with the cruise report and navigation.
References
Watson, A.J. & Ledwell, J.R. et al. (1992). RRS Charles Darwin Cruise 68, The North Atlantic Tracer Release Experiment (NATRE): First Sampling Leg. Plymouth Marine Laboratory, Cruise Report.
Project Information
World Ocean Circulation Experiment (WOCE)
The World Ocean Circulation Experiment (WOCE) was a major international experiment which made measurements and undertook modelling studies of the deep oceans in order to provide a much improved understanding of the role of ocean circulation in changing and ameliorating the Earth's climate.
WOCE had two major goals:
-
Goal 1. To develop models to predict climate and to collect the data necessary to test them.
-
Goal 2. To determine the representativeness of the Goal 1 observations and to deduce cost effective means of determining long-term changes in ocean circulation.
UK WOCE
The UK made a substantial contribution to the international World Ocean Circulation Experiment (WOCE) project by focusing on two important regions:
- Southern Ocean - links all the worlds oceans, controlling global climate.
- North Atlantic - directly affects the climate of Europe.
A major part of the UK effort was in the Southern Ocean and work included:
- Two surveys, in the South Atlantic as part of the WOCE Hydrographic Programme.
- SWINDEX, a year long study of the Antarctic Circumpolar Current (ACC) where it crosses major topography south of Africa.
- ADOX, a study of deep water flow from the Atlantic to the Indian Ocean.
- ACCLAIM, a study of the ACC by altimetry and island measurements.
In the North Atlantic the UK undertook:
- NATRE, a purposeful tracer experiment to look at cross isopycnic processes.
- CONVEX, a study of the deep ocean circulation and its changes.
- VIVALDI, a seven year programme of seasonally repeated surveys to study the upper ocean.
- Long-term observations of ocean climate in the North West Approaches.
Satellite ocean surface topography, temperature and wind data were merged with in situ observations and models to create a complete description of ocean circulation, eddy motion and the way the ocean is driven by the atmosphere.
The surveys were forerunners to the international Global Ocean Observing System (GOOS). GOOS was later established to monitor annual to decadal changes in ocean circulation and heat storage which are vital in the prediction of climate change.
Data Activity or Cruise Information
Cruise
Cruise Name | CD68 |
Departure Date | 1992-05-08 |
Arrival Date | 1992-06-08 |
Principal Scientist(s) | Andrew J Watson (Marine Biological Association of the UK) |
Ship | RRS Charles Darwin |
Complete Cruise Metadata Report is available here
Fixed Station Information
Fixed Station Information
Station Name | WOCE Atlantic Area 10 (AR10) |
Category | Offshore area |
Latitude | 27° 0.00' N |
Longitude | 32° 30.00' W |
Water depth below MSL |
World Ocean Circulation Experiment (WOCE) Atlantic Area 10 (AR10)
WOCE was a major international experiment which made measurements and undertook modelling studies of the deep oceans in order to provide a much improved understanding of the role of ocean circulation in changing and ameliorating the Earth's climate. WOCE established numerous areas and repeat sections in the Atlantic Ocean as illustrated in the map below.
The AR10 'Beta-triangle' experiments where centred at 27.0°N, 32.5°W in the southwestern end of the North Atlantic subtropical gyre, with the area occupied between May 1992 to May 1993. A table of all AR10 cruises is presented below:
Cruise | Cruise dates | Country |
---|---|---|
Charles Darwin 68 | 1992-05-08 to 1992-06-08 | UK |
Oceanus | 1992-09-21 to 1992-10-21 | USA |
Oceanus | 1992-10-29 to 1992-11-16 | USA |
Hudson | 1993-04-05 to 1993-05-14 | Canada |
Charles Darwin 78 | 1993-04-22 to 1993-05-24 | UK |
Related Fixed Station activities are detailed in Appendix 1
BODC Quality Control Flags
The following single character qualifying flags may be associated with one or more individual parameters with a data cycle:
Flag | Description |
---|---|
Blank | Unqualified |
< | Below detection limit |
> | In excess of quoted value |
A | Taxonomic flag for affinis (aff.) |
B | Beginning of CTD Down/Up Cast |
C | Taxonomic flag for confer (cf.) |
D | Thermometric depth |
E | End of CTD Down/Up Cast |
G | Non-taxonomic biological characteristic uncertainty |
H | Extrapolated value |
I | Taxonomic flag for single species (sp.) |
K | Improbable value - unknown quality control source |
L | Improbable value - originator's quality control |
M | Improbable value - BODC quality control |
N | Null value |
O | Improbable value - user quality control |
P | Trace/calm |
Q | Indeterminate |
R | Replacement value |
S | Estimated value |
T | Interpolated value |
U | Uncalibrated |
W | Control value |
X | Excessive difference |
SeaDataNet Quality Control Flags
The following single character qualifying flags may be associated with one or more individual parameters with a data cycle:
Flag | Description |
---|---|
0 | no quality control |
1 | good value |
2 | probably good value |
3 | probably bad value |
4 | bad value |
5 | changed value |
6 | value below detection |
7 | value in excess |
8 | interpolated value |
9 | missing value |
A | value phenomenon uncertain |
B | nominal value |
Q | value below limit of quantification |
Appendix 1: WOCE Atlantic Area 10 (AR10)
Related series for this Fixed Station are presented in the table below. Further information can be found by following the appropriate links.
If you are interested in these series, please be aware we offer a multiple file download service. Should your credentials be insufficient for automatic download, the service also offers a referral to our Enquiries Officer who may be able to negotiate access.
Series Identifier | Data Category | Start date/time | Start position | Cruise |
---|---|---|---|---|
976341 | CTD or STD cast | 1992-05-14 20:35:00 | 25.58333 N, 28.3 W | RRS Charles Darwin CD68 |
976353 | CTD or STD cast | 1992-05-15 09:15:00 | 25.66833 N, 28.3 W | RRS Charles Darwin CD68 |
976365 | CTD or STD cast | 1992-05-15 19:15:00 | 25.59667 N, 28.3 W | RRS Charles Darwin CD68 |
976377 | CTD or STD cast | 1992-05-16 04:43:00 | 25.49167 N, 28.39167 W | RRS Charles Darwin CD68 |
976389 | CTD or STD cast | 1992-05-16 15:21:00 | 25.46833 N, 28.30167 W | RRS Charles Darwin CD68 |
976408 | CTD or STD cast | 1992-05-17 06:38:00 | 25.60833 N, 28.20833 W | RRS Charles Darwin CD68 |
976421 | CTD or STD cast | 1992-05-17 15:10:00 | 25.66667 N, 28.395 W | RRS Charles Darwin CD68 |
976390 | CTD or STD cast | 1992-05-17 23:24:00 | 25.46833 N, 28.205 W | RRS Charles Darwin CD68 |
976445 | CTD or STD cast | 1992-05-18 07:05:00 | 25.79833 N, 28.39167 W | RRS Charles Darwin CD68 |
976457 | CTD or STD cast | 1992-05-18 15:32:00 | 25.735 N, 28.54833 W | RRS Charles Darwin CD68 |
976433 | CTD or STD cast | 1992-05-18 23:16:00 | 25.745 N, 28.39 W | RRS Charles Darwin CD68 |
976470 | CTD or STD cast | 1992-05-19 08:41:00 | 25.72833 N, 28.51 W | RRS Charles Darwin CD68 |
976482 | CTD or STD cast | 1992-05-19 12:44:00 | 25.77833 N, 28.50333 W | RRS Charles Darwin CD68 |
976469 | CTD or STD cast | 1992-05-19 23:54:00 | 25.72833 N, 28.485 W | RRS Charles Darwin CD68 |
976501 | CTD or STD cast | 1992-05-20 08:15:00 | 25.64833 N, 28.445 W | RRS Charles Darwin CD68 |
976494 | CTD or STD cast | 1992-05-20 23:35:00 | 25.64167 N, 28.5 W | RRS Charles Darwin CD68 |
976513 | CTD or STD cast | 1992-05-21 00:51:00 | 25.58 N, 28.44333 W | RRS Charles Darwin CD68 |
976525 | CTD or STD cast | 1992-05-21 08:36:00 | 25.6 N, 28.345 W | RRS Charles Darwin CD68 |
976537 | CTD or STD cast | 1992-05-21 16:50:00 | 25.53667 N, 28.51 W | RRS Charles Darwin CD68 |
976549 | CTD or STD cast | 1992-05-22 01:06:00 | 25.52167 N, 28.455 W | RRS Charles Darwin CD68 |
976550 | CTD or STD cast | 1992-05-22 09:00:00 | 25.64833 N, 28.40167 W | RRS Charles Darwin CD68 |
976562 | CTD or STD cast | 1992-05-22 16:12:00 | 25.63 N, 28.47667 W | RRS Charles Darwin CD68 |
976574 | CTD or STD cast | 1992-05-23 11:50:00 | 25.67167 N, 28.35 W | RRS Charles Darwin CD68 |
976586 | CTD or STD cast | 1992-05-23 19:13:00 | 25.675 N, 28.29833 W | RRS Charles Darwin CD68 |
976605 | CTD or STD cast | 1992-05-24 10:39:00 | 25.60333 N, 28.28333 W | RRS Charles Darwin CD68 |
976617 | CTD or STD cast | 1992-05-24 18:37:00 | 25.51333 N, 28.29 W | RRS Charles Darwin CD68 |
976629 | CTD or STD cast | 1992-05-25 02:26:00 | 25.72167 N, 28.44667 W | RRS Charles Darwin CD68 |
976630 | CTD or STD cast | 1992-05-25 10:24:00 | 25.66667 N, 28.55 W | RRS Charles Darwin CD68 |
976642 | CTD or STD cast | 1992-05-26 01:46:00 | 25.83333 N, 28.96667 W | RRS Charles Darwin CD68 |
976654 | CTD or STD cast | 1992-05-26 09:15:00 | 25.77167 N, 28.79833 W | RRS Charles Darwin CD68 |
976666 | CTD or STD cast | 1992-05-26 17:00:00 | 25.72167 N, 28.72333 W | RRS Charles Darwin CD68 |
976678 | CTD or STD cast | 1992-05-27 00:43:00 | 25.69167 N, 28.63667 W | RRS Charles Darwin CD68 |
976691 | CTD or STD cast | 1992-05-27 08:50:00 | 25.69833 N, 28.635 W | RRS Charles Darwin CD68 |
976248 | CTD or STD cast | 1992-05-27 16:31:00 | 25.63833 N, 28.72667 W | RRS Charles Darwin CD68 |
976261 | CTD or STD cast | 1992-05-28 01:24:00 | 25.79667 N, 28.76333 W | RRS Charles Darwin CD68 |
976273 | CTD or STD cast | 1992-05-28 19:06:00 | 25.83333 N, 28.55 W | RRS Charles Darwin CD68 |
976285 | CTD or STD cast | 1992-05-29 04:47:00 | 25.81 N, 28.63833 W | RRS Charles Darwin CD68 |
976297 | CTD or STD cast | 1992-05-29 13:06:00 | 25.64333 N, 28.83167 W | RRS Charles Darwin CD68 |
976304 | CTD or STD cast | 1992-05-29 20:32:00 | 25.64 N, 28.66 W | RRS Charles Darwin CD68 |
976316 | CTD or STD cast | 1992-05-30 04:21:00 | 25.57167 N, 28.66167 W | RRS Charles Darwin CD68 |
976328 | CTD or STD cast | 1992-05-30 11:15:00 | 25.58167 N, 28.75833 W | RRS Charles Darwin CD68 |
976224 | CTD or STD cast | 1992-05-30 19:45:00 | 25.73667 N, 28.43333 W | RRS Charles Darwin CD68 |
976236 | CTD or STD cast | 1992-05-31 02:48:00 | 25.81 N, 28.44167 W | RRS Charles Darwin CD68 |
977079 | CTD or STD cast | 1993-04-22 19:23:00 | 35.92933 N, 26.634 W | RRS Charles Darwin CD78 |
977080 | CTD or STD cast | 1993-04-24 13:36:00 | 29.0055 N, 30.247 W | RRS Charles Darwin CD78 |
977092 | CTD or STD cast | 1993-04-24 19:14:00 | 28.28533 N, 30.61617 W | RRS Charles Darwin CD78 |
977111 | CTD or STD cast | 1993-04-25 00:44:00 | 27.55383 N, 30.96683 W | RRS Charles Darwin CD78 |
977123 | CTD or STD cast | 1993-04-25 06:26:00 | 26.831 N, 31.3355 W | RRS Charles Darwin CD78 |
977135 | CTD or STD cast | 1993-04-25 09:27:00 | 26.53333 N, 31.4625 W | RRS Charles Darwin CD78 |
977147 | CTD or STD cast | 1993-04-25 11:49:00 | 26.37017 N, 31.54867 W | RRS Charles Darwin CD78 |
977159 | CTD or STD cast | 1993-04-25 14:00:00 | 26.219 N, 31.633 W | RRS Charles Darwin CD78 |
977160 | CTD or STD cast | 1993-04-25 16:00:00 | 26.06967 N, 31.714 W | RRS Charles Darwin CD78 |
977172 | CTD or STD cast | 1993-04-25 18:16:00 | 25.9165 N, 31.78433 W | RRS Charles Darwin CD78 |
977184 | CTD or STD cast | 1993-04-25 20:42:00 | 25.765 N, 31.85783 W | RRS Charles Darwin CD78 |
977196 | CTD or STD cast | 1993-04-25 23:00:00 | 25.59717 N, 31.93967 W | RRS Charles Darwin CD78 |
977203 | CTD or STD cast | 1993-04-26 01:02:00 | 25.44883 N, 32.01383 W | RRS Charles Darwin CD78 |
977215 | CTD or STD cast | 1993-04-26 03:07:00 | 25.30383 N, 32.08133 W | RRS Charles Darwin CD78 |
977227 | CTD or STD cast | 1993-04-26 05:31:00 | 25.1475 N, 32.16533 W | RRS Charles Darwin CD78 |
977239 | CTD or STD cast | 1993-04-26 08:02:00 | 24.99383 N, 32.2375 W | RRS Charles Darwin CD78 |
977240 | CTD or STD cast | 1993-04-26 10:48:00 | 24.839 N, 32.30017 W | RRS Charles Darwin CD78 |
977252 | CTD or STD cast | 1993-04-26 13:04:00 | 24.68717 N, 32.37783 W | RRS Charles Darwin CD78 |
977264 | CTD or STD cast | 1993-04-26 15:25:00 | 24.535 N, 32.46183 W | RRS Charles Darwin CD78 |
977276 | CTD or STD cast | 1993-04-26 17:39:00 | 24.38517 N, 32.53567 W | RRS Charles Darwin CD78 |
977288 | CTD or STD cast | 1993-04-26 19:52:00 | 24.2275 N, 32.606 W | RRS Charles Darwin CD78 |
977307 | CTD or STD cast | 1993-04-26 22:22:00 | 24.08267 N, 32.68117 W | RRS Charles Darwin CD78 |
977319 | CTD or STD cast | 1993-04-27 01:03:00 | 23.84817 N, 32.78567 W | RRS Charles Darwin CD78 |
977320 | CTD or STD cast | 1993-04-27 03:41:00 | 23.62117 N, 32.89967 W | RRS Charles Darwin CD78 |
976710 | CTD or STD cast | 1993-04-27 06:24:00 | 23.38517 N, 32.99883 W | RRS Charles Darwin CD78 |
976722 | CTD or STD cast | 1993-04-27 09:08:00 | 23.1545 N, 33.11317 W | RRS Charles Darwin CD78 |
976734 | CTD or STD cast | 1993-04-27 11:55:00 | 22.91767 N, 33.22117 W | RRS Charles Darwin CD78 |
976746 | CTD or STD cast | 1993-04-27 14:32:00 | 22.68533 N, 33.32867 W | RRS Charles Darwin CD78 |
976758 | CTD or STD cast | 1993-04-27 17:05:00 | 22.47017 N, 33.43317 W | RRS Charles Darwin CD78 |
976771 | CTD or STD cast | 1993-04-27 19:50:00 | 22.2405 N, 33.54183 W | RRS Charles Darwin CD78 |
976783 | CTD or STD cast | 1993-04-27 22:30:00 | 22.008 N, 33.65033 W | RRS Charles Darwin CD78 |
976795 | CTD or STD cast | 1993-04-28 01:08:00 | 21.77767 N, 33.75417 W | RRS Charles Darwin CD78 |
976802 | CTD or STD cast | 1993-04-28 04:15:00 | 21.53533 N, 33.86467 W | RRS Charles Darwin CD78 |
976814 | CTD or STD cast | 1993-04-28 06:53:00 | 21.317 N, 33.98183 W | RRS Charles Darwin CD78 |
976826 | CTD or STD cast | 1993-04-28 10:43:00 | 21.3215 N, 33.4485 W | RRS Charles Darwin CD78 |
976838 | CTD or STD cast | 1993-04-28 14:09:00 | 21.31817 N, 32.90767 W | RRS Charles Darwin CD78 |
976851 | CTD or STD cast | 1993-04-28 17:40:00 | 21.318 N, 32.37367 W | RRS Charles Darwin CD78 |
976863 | CTD or STD cast | 1993-04-28 18:18:00 | 21.3245 N, 32.37217 W | RRS Charles Darwin CD78 |
976875 | CTD or STD cast | 1993-04-28 22:04:00 | 21.31583 N, 31.838 W | RRS Charles Darwin CD78 |
976887 | CTD or STD cast | 1993-04-28 22:42:00 | 21.31917 N, 31.83683 W | RRS Charles Darwin CD78 |
976899 | CTD or STD cast | 1993-04-29 01:48:00 | 21.699 N, 31.825 W | RRS Charles Darwin CD78 |
976906 | CTD or STD cast | 1993-04-29 05:04:00 | 22.10167 N, 31.83633 W | RRS Charles Darwin CD78 |
976918 | CTD or STD cast | 1993-04-29 08:23:00 | 22.4995 N, 31.84017 W | RRS Charles Darwin CD78 |
976931 | CTD or STD cast | 1993-04-29 10:46:00 | 22.499 N, 32.0715 W | RRS Charles Darwin CD78 |
976943 | CTD or STD cast | 1993-04-29 13:17:00 | 22.50317 N, 32.335 W | RRS Charles Darwin CD78 |
976955 | CTD or STD cast | 1993-04-29 15:53:00 | 22.4995 N, 32.60333 W | RRS Charles Darwin CD78 |
976967 | CTD or STD cast | 1993-04-29 18:30:00 | 22.49967 N, 32.86733 W | RRS Charles Darwin CD78 |
976979 | CTD or STD cast | 1993-04-29 21:24:00 | 22.50033 N, 33.12933 W | RRS Charles Darwin CD78 |
976980 | CTD or STD cast | 1993-04-30 01:17:00 | 22.50233 N, 33.66933 W | RRS Charles Darwin CD78 |
976992 | CTD or STD cast | 1993-04-30 04:17:00 | 22.4925 N, 33.93267 W | RRS Charles Darwin CD78 |
977006 | CTD or STD cast | 1993-04-30 07:07:00 | 22.4935 N, 34.199 W | RRS Charles Darwin CD78 |
977018 | CTD or STD cast | 1993-04-30 09:47:00 | 22.49983 N, 34.46833 W | RRS Charles Darwin CD78 |
977031 | CTD or STD cast | 1993-04-30 12:18:00 | 22.49067 N, 34.73283 W | RRS Charles Darwin CD78 |
977043 | CTD or STD cast | 1993-04-30 14:36:00 | 22.492 N, 34.99733 W | RRS Charles Darwin CD78 |
977055 | CTD or STD cast | 1993-04-30 17:00:00 | 22.49767 N, 35.27 W | RRS Charles Darwin CD78 |
977067 | CTD or STD cast | 1993-04-30 19:50:00 | 22.7495 N, 35.26833 W | RRS Charles Darwin CD78 |
976709 | CTD or STD cast | 1993-04-30 22:26:00 | 22.99967 N, 35.26733 W | RRS Charles Darwin CD78 |
977332 | CTD or STD cast | 1993-05-01 01:01:00 | 23.25617 N, 35.26767 W | RRS Charles Darwin CD78 |
977344 | CTD or STD cast | 1993-05-01 03:24:00 | 23.50483 N, 35.27117 W | RRS Charles Darwin CD78 |
977356 | CTD or STD cast | 1993-05-01 06:02:00 | 23.49783 N, 34.99617 W | RRS Charles Darwin CD78 |
977368 | CTD or STD cast | 1993-05-01 08:35:00 | 23.50083 N, 34.734 W | RRS Charles Darwin CD78 |
977381 | CTD or STD cast | 1993-05-01 12:37:00 | 23.50383 N, 34.20617 W | RRS Charles Darwin CD78 |
977393 | CTD or STD cast | 1993-05-01 15:00:00 | 23.50183 N, 33.92567 W | RRS Charles Darwin CD78 |
977400 | CTD or STD cast | 1993-05-01 16:58:00 | 23.502 N, 33.65583 W | RRS Charles Darwin CD78 |
977412 | CTD or STD cast | 1993-05-01 17:29:00 | 23.50767 N, 33.65617 W | RRS Charles Darwin CD78 |
977424 | CTD or STD cast | 1993-05-01 19:49:00 | 23.502 N, 33.3835 W | RRS Charles Darwin CD78 |
977436 | CTD or STD cast | 1993-05-01 22:21:00 | 23.49783 N, 33.11733 W | RRS Charles Darwin CD78 |
977448 | CTD or STD cast | 1993-05-02 00:57:00 | 23.50233 N, 32.84283 W | RRS Charles Darwin CD78 |
977461 | CTD or STD cast | 1993-05-02 03:16:00 | 23.62583 N, 32.9695 W | RRS Charles Darwin CD78 |
977473 | CTD or STD cast | 1993-05-02 05:27:00 | 23.75067 N, 32.97783 W | RRS Charles Darwin CD78 |
977485 | CTD or STD cast | 1993-05-02 07:29:00 | 23.74883 N, 33.113 W | RRS Charles Darwin CD78 |
977497 | CTD or STD cast | 1993-05-02 09:56:00 | 23.6215 N, 33.2535 W | RRS Charles Darwin CD78 |
977504 | CTD or STD cast | 1993-05-02 11:42:00 | 23.62617 N, 33.114 W | RRS Charles Darwin CD78 |
977516 | CTD or STD cast | 1993-05-02 15:09:00 | 23.62667 N, 32.65967 W | RRS Charles Darwin CD78 |
977528 | CTD or STD cast | 1993-05-02 18:07:00 | 23.50267 N, 32.39983 W | RRS Charles Darwin CD78 |
977541 | CTD or STD cast | 1993-05-02 20:48:00 | 23.49967 N, 32.13617 W | RRS Charles Darwin CD78 |
977553 | CTD or STD cast | 1993-05-03 01:32:00 | 23.50933 N, 31.86167 W | RRS Charles Darwin CD78 |
977565 | CTD or STD cast | 1993-05-03 04:38:00 | 23.50267 N, 31.5885 W | RRS Charles Darwin CD78 |
977577 | CTD or STD cast | 1993-05-03 07:15:00 | 23.4985 N, 31.32017 W | RRS Charles Darwin CD78 |
977589 | CTD or STD cast | 1993-05-03 09:51:00 | 23.502 N, 31.05033 W | RRS Charles Darwin CD78 |
977590 | CTD or STD cast | 1993-05-03 12:25:00 | 23.50467 N, 30.77967 W | RRS Charles Darwin CD78 |
977608 | CTD or STD cast | 1993-05-03 16:37:00 | 23.50033 N, 30.50433 W | RRS Charles Darwin CD78 |
977621 | CTD or STD cast | 1993-05-03 19:21:00 | 23.50217 N, 30.237 W | RRS Charles Darwin CD78 |
977633 | CTD or STD cast | 1993-05-03 22:12:00 | 23.49817 N, 29.96933 W | RRS Charles Darwin CD78 |
977645 | CTD or STD cast | 1993-05-04 00:47:00 | 23.50517 N, 29.69483 W | RRS Charles Darwin CD78 |
977657 | CTD or STD cast | 1993-05-04 03:46:00 | 23.50433 N, 29.41983 W | RRS Charles Darwin CD78 |
977669 | CTD or STD cast | 1993-05-04 06:32:00 | 23.49883 N, 29.14533 W | RRS Charles Darwin CD78 |
977670 | CTD or STD cast | 1993-05-04 09:08:00 | 23.502 N, 28.87433 W | RRS Charles Darwin CD78 |
977682 | CTD or STD cast | 1993-05-04 11:53:00 | 23.50333 N, 28.60283 W | RRS Charles Darwin CD78 |
977694 | CTD or STD cast | 1993-05-04 14:28:00 | 23.503 N, 28.32517 W | RRS Charles Darwin CD78 |
977701 | CTD or STD cast | 1993-05-04 16:59:00 | 23.50433 N, 28.057 W | RRS Charles Darwin CD78 |
977713 | CTD or STD cast | 1993-05-04 19:36:00 | 23.75067 N, 27.99733 W | RRS Charles Darwin CD78 |
977725 | CTD or STD cast | 1993-05-04 22:28:00 | 23.999 N, 27.99683 W | RRS Charles Darwin CD78 |
977737 | CTD or STD cast | 1993-05-05 02:52:00 | 24.499 N, 27.99983 W | RRS Charles Darwin CD78 |
977749 | CTD or STD cast | 1993-05-05 06:03:00 | 24.4985 N, 28.27533 W | RRS Charles Darwin CD78 |
977750 | CTD or STD cast | 1993-05-05 08:31:00 | 24.50383 N, 28.548 W | RRS Charles Darwin CD78 |
977762 | CTD or STD cast | 1993-05-05 10:40:00 | 24.502 N, 28.731 W | RRS Charles Darwin CD78 |
977774 | CTD or STD cast | 1993-05-05 12:50:00 | 24.502 N, 28.91517 W | RRS Charles Darwin CD78 |
977786 | CTD or STD cast | 1993-05-05 15:22:00 | 24.50583 N, 29.18817 W | RRS Charles Darwin CD78 |
977798 | CTD or STD cast | 1993-05-05 18:16:00 | 24.50033 N, 29.46267 W | RRS Charles Darwin CD78 |
977805 | CTD or STD cast | 1993-05-05 20:44:00 | 24.49817 N, 29.74117 W | RRS Charles Darwin CD78 |
977817 | CTD or STD cast | 1993-05-05 23:10:00 | 24.5 N, 30.00817 W | RRS Charles Darwin CD78 |
977829 | CTD or STD cast | 1993-05-06 01:37:00 | 24.49533 N, 30.28433 W | RRS Charles Darwin CD78 |
977830 | CTD or STD cast | 1993-05-06 04:05:00 | 24.503 N, 30.559 W | RRS Charles Darwin CD78 |
977842 | CTD or STD cast | 1993-05-06 06:15:00 | 24.4995 N, 30.83733 W | RRS Charles Darwin CD78 |
977854 | CTD or STD cast | 1993-05-06 16:19:00 | 24.7495 N, 31.10683 W | RRS Charles Darwin CD78 |
977866 | CTD or STD cast | 1993-05-06 18:47:00 | 24.50067 N, 31.11 W | RRS Charles Darwin CD78 |
977878 | CTD or STD cast | 1993-05-06 21:44:00 | 24.7505 N, 30.8335 W | RRS Charles Darwin CD78 |
977891 | CTD or STD cast | 1993-05-07 00:14:00 | 24.97117 N, 30.72733 W | RRS Charles Darwin CD78 |
977909 | CTD or STD cast | 1993-05-07 02:40:00 | 25.21067 N, 30.6175 W | RRS Charles Darwin CD78 |
977910 | CTD or STD cast | 1993-05-07 04:54:00 | 25.44117 N, 30.49967 W | RRS Charles Darwin CD78 |
977922 | CTD or STD cast | 1993-05-07 07:12:00 | 25.666 N, 30.3835 W | RRS Charles Darwin CD78 |
977934 | CTD or STD cast | 1993-05-07 09:30:00 | 25.8965 N, 30.26883 W | RRS Charles Darwin CD78 |
977946 | CTD or STD cast | 1993-05-07 11:52:00 | 26.13083 N, 30.16067 W | RRS Charles Darwin CD78 |
977958 | CTD or STD cast | 1993-05-07 14:11:00 | 26.13117 N, 29.883 W | RRS Charles Darwin CD78 |
977971 | CTD or STD cast | 1993-05-07 17:44:00 | 26.36167 N, 29.5975 W | RRS Charles Darwin CD78 |
977983 | CTD or STD cast | 1993-05-08 09:54:00 | 26.36817 N, 29.58333 W | RRS Charles Darwin CD78 |
977995 | CTD or STD cast | 1993-05-08 12:52:00 | 26.37417 N, 29.874 W | RRS Charles Darwin CD78 |
978009 | CTD or STD cast | 1993-05-08 15:12:00 | 26.37117 N, 30.15333 W | RRS Charles Darwin CD78 |
978010 | CTD or STD cast | 1993-05-08 17:37:00 | 26.37 N, 30.434 W | RRS Charles Darwin CD78 |
978022 | CTD or STD cast | 1993-05-08 20:15:00 | 26.36717 N, 30.78467 W | RRS Charles Darwin CD78 |
978034 | CTD or STD cast | 1993-05-08 22:37:00 | 26.13883 N, 30.90117 W | RRS Charles Darwin CD78 |
978046 | CTD or STD cast | 1993-05-09 00:53:00 | 25.90633 N, 31.0045 W | RRS Charles Darwin CD78 |
978058 | CTD or STD cast | 1993-05-09 03:12:00 | 25.68633 N, 31.12067 W | RRS Charles Darwin CD78 |
978071 | CTD or STD cast | 1993-05-09 05:27:00 | 25.45017 N, 31.23683 W | RRS Charles Darwin CD78 |
978083 | CTD or STD cast | 1993-05-09 07:35:00 | 25.21667 N, 31.34283 W | RRS Charles Darwin CD78 |
978095 | CTD or STD cast | 1993-05-09 10:14:00 | 24.987 N, 31.45083 W | RRS Charles Darwin CD78 |
978102 | CTD or STD cast | 1993-05-09 12:26:00 | 24.76533 N, 31.568 W | RRS Charles Darwin CD78 |
978114 | CTD or STD cast | 1993-05-09 18:09:00 | 24.49917 N, 31.69283 W | RRS Charles Darwin CD78 |
978126 | CTD or STD cast | 1993-05-09 20:39:00 | 24.499 N, 31.96267 W | RRS Charles Darwin CD78 |
978138 | CTD or STD cast | 1993-05-09 23:06:00 | 24.50217 N, 32.23917 W | RRS Charles Darwin CD78 |
978151 | CTD or STD cast | 1993-05-10 01:26:00 | 24.50033 N, 32.515 W | RRS Charles Darwin CD78 |
978163 | CTD or STD cast | 1993-05-10 03:45:00 | 24.49767 N, 32.78617 W | RRS Charles Darwin CD78 |
978175 | CTD or STD cast | 1993-05-10 05:50:00 | 24.49833 N, 32.9675 W | RRS Charles Darwin CD78 |
978187 | CTD or STD cast | 1993-05-10 07:48:00 | 24.498 N, 33.1515 W | RRS Charles Darwin CD78 |
978199 | CTD or STD cast | 1993-05-10 09:44:00 | 24.50167 N, 33.32983 W | RRS Charles Darwin CD78 |
978206 | CTD or STD cast | 1993-05-10 11:40:00 | 24.5015 N, 33.51333 W | RRS Charles Darwin CD78 |
978218 | CTD or STD cast | 1993-05-10 13:41:00 | 24.50117 N, 33.69817 W | RRS Charles Darwin CD78 |
978231 | CTD or STD cast | 1993-05-10 15:37:00 | 24.50383 N, 33.88167 W | RRS Charles Darwin CD78 |
978243 | CTD or STD cast | 1993-05-10 17:40:00 | 24.50417 N, 34.07 W | RRS Charles Darwin CD78 |
978255 | CTD or STD cast | 1993-05-10 19:32:00 | 24.50267 N, 34.25217 W | RRS Charles Darwin CD78 |
978267 | CTD or STD cast | 1993-05-10 21:35:00 | 24.49917 N, 34.43533 W | RRS Charles Darwin CD78 |
978279 | CTD or STD cast | 1993-05-10 23:23:00 | 24.4995 N, 34.61917 W | RRS Charles Darwin CD78 |
978280 | CTD or STD cast | 1993-05-11 01:13:00 | 24.5015 N, 34.79683 W | RRS Charles Darwin CD78 |
978292 | CTD or STD cast | 1993-05-11 03:04:00 | 24.5035 N, 34.9825 W | RRS Charles Darwin CD78 |
978311 | CTD or STD cast | 1993-05-11 05:33:00 | 24.50217 N, 35.25583 W | RRS Charles Darwin CD78 |
978323 | CTD or STD cast | 1993-05-11 07:51:00 | 24.5025 N, 35.53267 W | RRS Charles Darwin CD78 |
978335 | CTD or STD cast | 1993-05-11 10:12:00 | 24.49567 N, 35.80883 W | RRS Charles Darwin CD78 |
978347 | CTD or STD cast | 1993-05-11 12:25:00 | 24.49783 N, 36.08167 W | RRS Charles Darwin CD78 |
978359 | CTD or STD cast | 1993-05-11 14:51:00 | 24.498 N, 36.35333 W | RRS Charles Darwin CD78 |
978360 | CTD or STD cast | 1993-05-11 17:01:00 | 24.49533 N, 36.629 W | RRS Charles Darwin CD78 |
978372 | CTD or STD cast | 1993-05-11 19:14:00 | 24.499 N, 36.9 W | RRS Charles Darwin CD78 |
978384 | CTD or STD cast | 1993-05-11 21:29:00 | 24.498 N, 37.17283 W | RRS Charles Darwin CD78 |
978396 | CTD or STD cast | 1993-05-11 23:55:00 | 24.75183 N, 37.17633 W | RRS Charles Darwin CD78 |
978403 | CTD or STD cast | 1993-05-12 02:41:00 | 24.99633 N, 36.89967 W | RRS Charles Darwin CD78 |
978415 | CTD or STD cast | 1993-05-12 05:10:00 | 25.2495 N, 36.896 W | RRS Charles Darwin CD78 |
978427 | CTD or STD cast | 1993-05-12 08:15:00 | 25.5005 N, 36.62683 W | RRS Charles Darwin CD78 |
978439 | CTD or STD cast | 1993-05-12 10:40:00 | 25.75 N, 36.6245 W | RRS Charles Darwin CD78 |
978440 | CTD or STD cast | 1993-05-12 13:33:00 | 25.9955 N, 36.62733 W | RRS Charles Darwin CD78 |
978452 | CTD or STD cast | 1993-05-12 16:06:00 | 26.2525 N, 36.633 W | RRS Charles Darwin CD78 |
978464 | CTD or STD cast | 1993-05-12 18:33:00 | 26.49483 N, 36.62617 W | RRS Charles Darwin CD78 |
978476 | CTD or STD cast | 1993-05-12 21:05:00 | 26.748 N, 36.62833 W | RRS Charles Darwin CD78 |
978488 | CTD or STD cast | 1993-05-12 23:33:00 | 27.00017 N, 36.62983 W | RRS Charles Darwin CD78 |
978507 | CTD or STD cast | 1993-05-13 02:44:00 | 27.25317 N, 36.34633 W | RRS Charles Darwin CD78 |
978519 | CTD or STD cast | 1993-05-13 05:46:00 | 27.501 N, 36.06167 W | RRS Charles Darwin CD78 |
978520 | CTD or STD cast | 1993-05-13 08:24:00 | 27.67633 N, 35.859 W | RRS Charles Darwin CD78 |
978532 | CTD or STD cast | 1993-05-13 10:59:00 | 27.67967 N, 35.57417 W | RRS Charles Darwin CD78 |
978544 | CTD or STD cast | 1993-05-13 13:09:00 | 27.68167 N, 35.2995 W | RRS Charles Darwin CD78 |
978556 | CTD or STD cast | 1993-05-13 15:28:00 | 27.681 N, 35.00217 W | RRS Charles Darwin CD78 |
978568 | CTD or STD cast | 1993-05-13 17:49:00 | 27.67683 N, 34.70317 W | RRS Charles Darwin CD78 |
978581 | CTD or STD cast | 1993-05-13 20:10:00 | 27.4285 N, 34.62467 W | RRS Charles Darwin CD78 |
978593 | CTD or STD cast | 1993-05-13 22:18:00 | 27.20967 N, 34.56517 W | RRS Charles Darwin CD78 |
978600 | CTD or STD cast | 1993-05-14 00:23:00 | 27.00167 N, 34.5 W | RRS Charles Darwin CD78 |
978612 | CTD or STD cast | 1993-05-14 02:42:00 | 26.75083 N, 34.49733 W | RRS Charles Darwin CD78 |
978624 | CTD or STD cast | 1993-05-14 04:56:00 | 26.50233 N, 34.5015 W | RRS Charles Darwin CD78 |
978636 | CTD or STD cast | 1993-05-14 07:06:00 | 26.4975 N, 34.781 W | RRS Charles Darwin CD78 |
978648 | CTD or STD cast | 1993-05-14 09:16:00 | 26.503 N, 35.05817 W | RRS Charles Darwin CD78 |
978661 | CTD or STD cast | 1993-05-14 11:31:00 | 26.50417 N, 35.33917 W | RRS Charles Darwin CD78 |
978673 | CTD or STD cast | 1993-05-14 13:45:00 | 26.502 N, 35.61833 W | RRS Charles Darwin CD78 |
978685 | CTD or STD cast | 1993-05-14 17:12:00 | 26.00233 N, 35.61633 W | RRS Charles Darwin CD78 |
978697 | CTD or STD cast | 1993-05-14 19:28:00 | 25.75183 N, 35.61467 W | RRS Charles Darwin CD78 |
978704 | CTD or STD cast | 1993-05-14 21:46:00 | 25.5015 N, 35.61617 W | RRS Charles Darwin CD78 |
978716 | CTD or STD cast | 1993-05-15 01:22:00 | 25.122 N, 35.251 W | RRS Charles Darwin CD78 |
978728 | CTD or STD cast | 1993-05-15 09:34:00 | 24.252 N, 34.4135 W | RRS Charles Darwin CD78 |
978741 | CTD or STD cast | 1993-05-15 11:18:00 | 24.272 N, 34.4115 W | RRS Charles Darwin CD78 |
978753 | CTD or STD cast | 1993-05-15 16:32:00 | 24.34933 N, 34.407 W | RRS Charles Darwin CD78 |
978765 | CTD or STD cast | 1993-05-16 02:51:00 | 24.8915 N, 34.37517 W | RRS Charles Darwin CD78 |
978777 | CTD or STD cast | 1993-05-16 21:33:00 | 23.613 N, 32.65817 W | RRS Charles Darwin CD78 |
978789 | CTD or STD cast | 1993-05-17 22:28:00 | 22.53117 N, 31.27933 W | RRS Charles Darwin CD78 |
978790 | CTD or STD cast | 1993-05-18 00:44:00 | 22.45433 N, 31.03883 W | RRS Charles Darwin CD78 |
978808 | CTD or STD cast | 1993-05-18 03:00:00 | 22.36317 N, 30.78317 W | RRS Charles Darwin CD78 |
978821 | CTD or STD cast | 1993-05-18 05:13:00 | 22.271 N, 30.52917 W | RRS Charles Darwin CD78 |
978833 | CTD or STD cast | 1993-05-18 07:21:00 | 22.0235 N, 30.52933 W | RRS Charles Darwin CD78 |
978845 | CTD or STD cast | 1993-05-18 09:37:00 | 21.77317 N, 30.527 W | RRS Charles Darwin CD78 |
978857 | CTD or STD cast | 1993-05-18 11:49:00 | 21.51983 N, 30.50983 W | RRS Charles Darwin CD78 |
978869 | CTD or STD cast | 1993-05-18 13:54:00 | 21.344 N, 30.532 W | RRS Charles Darwin CD78 |
978870 | CTD or STD cast | 1993-05-18 16:08:00 | 21.5215 N, 30.3565 W | RRS Charles Darwin CD78 |
978882 | CTD or STD cast | 1993-05-18 18:15:00 | 21.69433 N, 30.16583 W | RRS Charles Darwin CD78 |
978894 | CTD or STD cast | 1993-05-18 20:39:00 | 21.86833 N, 29.97233 W | RRS Charles Darwin CD78 |
978901 | CTD or STD cast | 1993-05-18 22:49:00 | 22.03233 N, 29.78017 W | RRS Charles Darwin CD78 |
978913 | CTD or STD cast | 1993-05-19 00:46:00 | 22.21 N, 29.60233 W | RRS Charles Darwin CD78 |
978925 | CTD or STD cast | 1993-05-19 02:41:00 | 22.386 N, 29.407 W | RRS Charles Darwin CD78 |
978937 | CTD or STD cast | 1993-05-19 04:40:00 | 22.56867 N, 29.2135 W | RRS Charles Darwin CD78 |
978949 | CTD or STD cast | 1993-05-19 06:35:00 | 22.734 N, 29.0255 W | RRS Charles Darwin CD78 |
978950 | CTD or STD cast | 1993-05-19 09:03:00 | 22.97267 N, 28.7655 W | RRS Charles Darwin CD78 |