OCEANS | > OCEAN CHEMISTRY | > INORGANIC CARBON | |
OCEANS | > OCEAN CHEMISTRY | > NITRITE | |
OCEANS | > OCEAN CHEMISTRY | > NITRATE | |
OCEANS | > OCEAN CHEMISTRY | > NUTRIENTS | |
OCEANS | > OCEAN CHEMISTRY | > OXYGEN | |
OCEANS | > OCEAN CHEMISTRY | > pH | |
OCEANS | > OCEAN CHEMISTRY | > PHOSPHATE | |
OCEANS | > OCEAN CHEMISTRY | > SILICATE | |
OCEANS | > OCEAN CHEMISTRY | > SALINITY | |
OCEANS | > OCEAN CHEMISTRY | > CHLOROPHYLL | |
OCEANS | > OCEAN TEMPERATURE | > WATER TEMPERATURE | |
OCEANS | > SALINITY/DENSITY | > SALINITY | |
OCEANS | > OCEAN CHEMISTRY | > ALKALINITY | |
OCEANS | > OCEAN CHEMISTRY | > CARBON | |
OCEANS | > OCEAN OPTICS | > FLUORESCENCE | |
OCEANS | > OCEAN TEMPERATURE | > POTENTIAL TEMPERATURE |
・The values of TA and silicate have systematic errors among cruises, because the analytical methods used for these determinations, and the precision and standards for analysis varied slightly from cruise to cruise. The dataset posted here is "corrected" in a cruise. If you need the corrected data for systematic errors among cruises, please see "Hydrographic Data at Station K2 and KNOT". (Available data are station K2 and KNOT data only.)
・Data flags of FLUOR and XMISS are Unknown (flag1) because of lack of the calibration.
(1) Temperature sensor Model: SBE3, Sea-Bird Electronics, Inc. Measurement range: -5.0 to +35degC Accuracy: 0.001degC Resolution: 0.0002degC (2) Salinity sensor Model: SBE4, Sea-Bird Electronics, Inc. Measurement range: 0.0 to 7S/m Accuracy: 0.0003S/m Resolution: 0.00004S/m (3) Pressure sensor Model: SBE9plus, Sea-Bird Electronics, Inc. Measurement range: up to 10500m Accuracy: 0.015%F.S. Resolution: 0.001%F.S. (4) DO sensor Model: SBE43, Sea-Bird Electronics, Inc. Measurement range: 0-15ml/l Accuracy: 0.1ml/l Resolution: 0.01ml/l (5) Fluorometer Model: Seapoint Sensors, Inc. (6) Transmissometer Model: WET Labs, Inc.
1. Dissolved Oxygen (1) Instruments: Burette: APB-510 manufactured by Kyoto Electronic Co. Ltd. / 10 cm3 of titration vessel Detector and Software: Automatic photometric titrator manufactured by Kimoto Electronic Co. Ltd (2) Methods: Winkler method/photometric methods (3) Precision: 0.087 umol kg-1 (4) Reference Material/Calibration: 0.001667M KIO3 solution
2. Salinity (1) Instruments: Autosal salinometer model 8400B (Guildline Instruments Ltd.) (2) Methods: - (3) Precision: 0.0004 PSU (4) Reference Material/Calibration: IAPSO Standard Sea Water batch P145 (Ocean Scientific International Ltd.)
3. Silicate (1) Instruments: TRAACS800 (Bran+Luebbe) (2) Methods: Molybdenum blue method (3) Precision: C.V. 0.10% (172uM) (4) Reference Material/Calibration: RMNS [Aoyama et al., 2007] and Silicate standard solution, the silicate primary standard, is obtained from Kanto Chemical CO., Inc. This standard solution is 1000 mg per litter with 0.5 M KOH and prepared for ICP analysis. 4. Nitrate (1) Instruments: TRAACS800 (Bran+Luebbe) (2) Methods: Diazotization method (reduced to nitrite by Cd - Cu tube) (3) Precision: C.V. 0.13% (54uM) (4) Reference Material/Calibration: KNO3 solution and RMNS [Aoyama et al., 2007]
5. Nitrite (1) Instruments: TRAACS800 (Bran+Luebbe) (2) Methods: Diazotization method (3) Precision: C.V. 0.18% (1.2uM) (4) Reference Material/Calibration: NaNO2 solution and RMNS [Aoyama et al., 2007]
6. Phosphate (1) Instruments: TRAACS800 (Bran+Luebbe) (2) Methods: Molybdenum blue method (3) Precision: C.V. 0.15% (3.7uM) (4) Reference Material/Calibration: KH2PO4 solution and RMNS [Aoyama et al., 2007]
7. Total inorganic carbon (1) Instruments: the automated TCO2 analyzer (Nippon ANS, Inc.) equipped with carbon coulometer 5012 (UIC Inc.) (2) Methods: coulometry (3) Precision: 1.32umol kg-1 (4) Reference Material/Calibration: Na2CO3 solution and the CRM provided by Dr. Dickson in Scripps Institute of Oceanography
8. Total Alkalinity (1) Instruments: auto-burette (Radiometer, ABU901), a pH glass electrode (Radiometer, pHG201-7), a reference electrode (Radiometer, REF201) (2) Methods: Modified Gran titration/Closed-cell/potentiometry (3) Precision: 1.05 umol kg-1 (4) Reference Material/Calibration: Na2CO3 solution and the CRM provided by Dr. Dickson in Scripps Institute of Oceanography
9. pH (1) Instruments: a glass/reference electrode with a pH/Ion meter (Radiometer PHM95) (2) Methods: potentiometric methods at 25deg-C (3) Precision: 0.0012 pH unit (4) Reference Material/Calibration: total hydrogen ion scale
10. Chlorophyll-a (1) Instruments: Fluorophotometer model 10-AU-005 (Turner designs) (2) Methods: extract in N,N-dimethylformamide/fluorometric determination (acidification method) (3) Precision: - (4) Reference Material/Calibration: -
OCEANS | > OCEAN CHEMISTRY | > INORGANIC CARBON | |
OCEANS | > OCEAN CHEMISTRY | > NITRITE | |
OCEANS | > OCEAN CHEMISTRY | > NITRATE | |
OCEANS | > OCEAN CHEMISTRY | > NUTRIENTS | |
OCEANS | > OCEAN CHEMISTRY | > OXYGEN | |
OCEANS | > OCEAN CHEMISTRY | > pH | |
OCEANS | > OCEAN CHEMISTRY | > PHOSPHATE | |
OCEANS | > OCEAN CHEMISTRY | > SILICATE | |
OCEANS | > OCEAN CHEMISTRY | > SALINITY | |
OCEANS | > OCEAN CHEMISTRY | > CHLOROPHYLL | |
OCEANS | > OCEAN TEMPERATURE | > WATER TEMPERATURE | |
OCEANS | > SALINITY/DENSITY | > SALINITY | |
OCEANS | > OCEAN CHEMISTRY | > ALKALINITY | |
OCEANS | > OCEAN CHEMISTRY | > CARBON | |
OCEANS | > OCEAN OPTICS | > FLUORESCENCE | |
OCEANS | > OCEAN TEMPERATURE | > POTENTIAL TEMPERATURE |
Column No. | Column Heading Mnemonic | Units Mnemonic | Reporting Precision FORTRAN Format | Comments |
---|---|---|---|---|
1 | EXPOCODE | A14 | Expedition code | |
2 | SECT | A6 | For WOCE data the WHP section identifier | |
3 | STNNBR | A6 | Station number | |
4 | CASTNO | I3 | Cast number | |
5 | SAMPNO | A7 | Sample number | |
6 | BTLNBR | A7 | Bottle identification number | |
7 | BTLNBR_FLAG_W | I1 | Bottle quality flag | |
8 | DATE | I8 | Cast date(UTC) | |
9 | TIME | UTC | I4 | Cast time (UTC) |
10 | LATITUDE | DEG | F8.3 | LATITUDE |
11 | LONGITUDE | DEG | F9.3 | LONGITUDE |
12 | DEPTH | M | I5 | Reported depth to bottom. |
13 | CTDDPT | M | F9.1 | Depth |
14 | CTDDPT_FLAG_W | I1 | Quality flag for CTD data | |
15 | CTDPRS | DBAR | F9.1 | Pressure |
16 | CTDPRS_FLAG_W | I1 | Quality flag for CTD data | |
17 | CTDTMP | ITS-90 | F9.4 | Temperature |
18 | CTDTMP_FLAG_W | I1 | Quality flag for CTD data | |
19 | CTDSAL | PSS-78 | F9.4 | CTD Salinity sensor |
20 | CTDSAL_FLAG_W | I1 | Quality flag for CTD data | |
21 | SALNTY | PSS-78 | F9.4 | Salinity |
22 | SALNTY_FLAG_W | I1 | Quality flags for water samples | |
23 | CTDOXY | UMOL/KG | F9.2 | CTD Oxygen sensor |
24 | CTDOXY_FLAG_W | I1 | Quality flag for CTD data | |
25 | OXYGEN | UMOL/KG | F9.2 | Oxygen |
26 | OXYGEN_FLAG_W | I1 | Quality flags for water samples | |
27 | FLUOR | UG/L | F9.2 | Fluorometer |
28 | FLUOR_FLAG_W | I1 | Quality flag for CTD data | |
29 | CHLORA | MG/CUM | F9.2 | Chlorophyll a |
30 | CHLORA_FLAG_W | I1 | Quality flags for water samples | |
31 | XMISS | %TRANS | F9.1 | Transmissometer |
32 | XMISS_FLAG_W | I1 | Quality flag for CTD data | |
33 | SILCAT | UMOL/KG | F9.2 | Silicate |
34 | SILCAT_FLAG_W | I1 | Quality flags for water samples | |
35 | NITRAT | UMOL/KG | F9.2 | Nitrate |
36 | NITRAT_FLAG_W | I1 | Quality flags for water samples | |
37 | NITRIT | UMOL/KG | F9.2 | Nitrite |
38 | NITRIT_FLAG_W | I1 | Quality flags for water samples | |
39 | PHSPHT | UMOL/KG | F9.2 | Phosphate |
40 | PHSPHT_FLAG_W | I1 | Quality flags for water samples | |
41 | TCARBN | UMOL/KG | F9.1 | Total carbon |
42 | TCARBN_FLAG_W | I1 | Quality flags for water samples | |
43 | ALKALI | UMOL/KG | F9.1 | Total alkalinity |
44 | ALKALI_FLAG_W | I1 | Quality flags for water samples | |
45 | PH | - | F9.3 | pH |
46 | PH_FLAG_W | I1 | Quality flags for water samples | |
47 | THETA | DEG C | F9.4 | Potential temperature |
48 | SIG0 | KG/CUM | F9.4 | Density |
Column No. | Column Heading | Comments |
---|---|---|
1 | Cruise | Cruise Label |
2 | Station | Station number_Cast number |
3 | Type | Station type |
4 | mon/day/yr | Cast date(UTC) |
5 | hh:mm | Cast time (UTC) |
6 | Latitude [degrees_north] | LATITUDE |
7 | Longitude [degrees_east] | LONGITUDE |
8 | Bot. Depth [m] | Reported depth to bottom. |
9 | CTDDPT[M] | Depth |
10 | QF | Quality flag for CTD data |
11 | CTDPRS[DBAR] | Pressure |
12 | QF | Quality flag for CTD data |
13 | CTDTMP[ITS-90] | Temperature |
14 | QF | Quality flag for CTD data |
15 | CTDSAL[PSS-78] | CTD Salinity sensor |
16 | QF | Quality flag for CTD data |
17 | SALNTY[PSS-78] | Salinity |
18 | QF | Quality flags for water samples |
19 | CTDOXY[UMOL/KG] | CTD Oxygen sensor |
20 | QF | Quality flag for CTD data |
21 | OXYGEN[UMOL/KG] | Oxygen |
22 | QF | Quality flags for water samples |
23 | FLUOR[UG/L] | Fluorometer |
24 | QF | Quality flag for CTD data |
25 | CHLORA[MG/CUM] | Chlorophyll a |
26 | QF | Quality flags for water samples |
27 | XMISS[%TRANS] | Transmissometer |
28 | QF | Quality flag for CTD data |
29 | SILCAT[UMOL/KG] | Silicate |
30 | QF | Quality flags for water samples |
31 | NITRAT[UMOL/KG] | Nitrate |
32 | QF | Quality flags for water samples |
33 | NITRIT[UMOL/KG] | Nitrite |
34 | QF | Quality flags for water samples |
35 | PHSPHT[UMOL/KG] | Phosphate |
36 | QF | Quality flags for water samples |
37 | TCARBN[UMOL/KG] | Total carbon |
38 | QF | Quality flags for water samples |
39 | ALKALI[UMOL/KG] | Total alkalinity |
40 | QF | Quality flags for water samples |
41 | PH | pH |
42 | QF | Quality flags for water samples |
43 | THETA[DEG C] | Potential temperature |
44 | QF | Quality flag for CTD data |
45 | SIG0[KG/CUM] | Density |
46 | QF | Quality flag for CTD data |
47 | SAMPNO | Sample number |
48 | QF | Bottle quality flag |
DATA_ID | Name |
---|---|
CTDTMP | PI : Makio Honda (JAMSTEC) |
CTDSAL | PI : Makio Honda (JAMSTEC) |
SALNTY | PI : Makio Honda (JAMSTEC) |
CTDOXY | PI : Makio Honda (JAMSTEC) |
OXYGEN | PI : Makio Honda (JAMSTEC) |
FLUOR | PI : Makio Honda (JAMSTEC) |
CHLORA | PI : Makio Honda (JAMSTEC) |
XMISS | PI : Makio Honda (JAMSTEC) |
SILCAT | PI : Makio Honda (JAMSTEC) |
NITRAT | PI : Makio Honda (JAMSTEC) |
NITRIT | PI : Makio Honda (JAMSTEC) |
PHSPHT | PI : Makio Honda (JAMSTEC) |
TCARBN | PI : Makio Honda (JAMSTEC) |
ALKALI | PI : Makio Honda (JAMSTEC) |
PH | PI : Makio Honda (JAMSTEC) |