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Thuróczy, Charles-Edouard; Gerringa, Loes J A; Klunder, Maarten B; Laan, Patrick; Le Guitton, M; de Baar, Hein J W (2011): (Table 1) Dissolved iron concentration and ligand characteristics from 7 stations in the Central Arctic Ocean and Arctic Shelf Sea during POLARSTERN expedition ARK-XXII/2 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.839195, In supplement to: Thuróczy, C-E et al. (2011): Distinct trends in the speciation of iron between the shallow shelf seas and the deep basins of the Arctic Ocean. Journal of Geophysical Research, 116(C10), C10009, https://doi.org/10.1029/2010JC006835

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Coverage:
Median Latitude: 82.728686 * Median Longitude: 84.972486 * South-bound Latitude: 76.180500 * West-bound Longitude: 33.950100 * North-bound Latitude: 87.045200 * East-bound Longitude: 177.544900
Date/Time Start: 2007-08-01T08:24:00 * Date/Time End: 2007-09-23T08:50:00
Minimum DEPTH, water: m * Maximum DEPTH, water: 4251 m
Event(s):
PS70/239-1  * Latitude: 80.994600 * Longitude: 33.996600 * Date/Time: 2007-08-01T08:24:00 * Elevation: -222.0 m * Location: Arctic Ocean * Campaign: ARK-XXII/2 (PS70 SPACE DAMOCLES) * Basis: Polarstern * Method/Device: CTD/Rosette, ultra clean (CTD-UC)
PS70/255-1  * Latitude: 82.504200 * Longitude: 33.950100 * Date/Time: 2007-08-03T20:22:00 * Elevation: -3104.0 m * Location: Arctic Ocean * Campaign: ARK-XXII/2 (PS70 SPACE DAMOCLES) * Basis: Polarstern * Method/Device: CTD/Rosette, ultra clean (CTD-UC)
PS70/260-2  * Latitude: 84.489700 * Longitude: 36.138100 * Date/Time: 2007-08-07T09:51:00 * Elevation: -4056.0 m * Location: Arctic Ocean * Campaign: ARK-XXII/2 (PS70 SPACE DAMOCLES) * Basis: Polarstern * Method/Device: CTD/Rosette, ultra clean (CTD-UC)
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Event labelEvent
Date/Time of eventDate/Time
Latitude of eventLatitude
Longitude of eventLongitude
Area/localityAreaThuróczy, Charles-Edouard
Size fractionSize fractionThuróczy, Charles-Edouard
DEPTH, waterDepth watermGeocode
Iron, dissolvedFe dissnmol/lThuróczy, Charles-Edouard
Iron, dissolved, standard deviationFe diss std dev±Thuróczy, Charles-Edouard
10 Iron-binding ligand, dissolvedFeL dissnmol/lThuróczy, Charles-EdouardLangmuir model, non-linear fit (Gerringa et al. 1995)Ligand [Lt ]
11 Standard deviationStd dev±Thuróczy, Charles-EdouardLangmuir model, non-linear fit (Gerringa et al. 1995)FeL diss
12 Iron, dissolved, conditional complex stabilityFe LogK´ dissThuróczy, Charles-EdouardLangmuir model, non-linear fit (Gerringa et al. 1995)in 1/mol
13 Standard deviationStd dev±Thuróczy, Charles-EdouardLangmuir model, non-linear fit (Gerringa et al. 1995)Fe LogK' diss
14 SensitivitySensitivityThuróczy, Charles-EdouardLangmuir model, non-linear fit (Gerringa et al. 1995)of the titration measurement (slope of the straight part of the titration curve, in Amp.mol-1)
15 Standard deviationStd dev±Thuróczy, Charles-EdouardLangmuir model, non-linear fit (Gerringa et al. 1995)sensitivity
16 Iron-binding ligand, dissolvedFeL dissnmol/lThuróczy, Charles-EdouardLangmuir model, non-linear fit (Gerringa et al. 1995)excess L = [Lt]-[Fe], (Eq of nM Fe)
17 --Thuróczy, Charles-EdouardLangmuir model, non-linear fit (Gerringa et al. 1995)log alpha; alpha = alpha organic = [Excess L] · K'
18 --Thuróczy, Charles-EdouardLangmuir model, non-linear fit (Gerringa et al. 1995)pFe = -log {[Fe]/(alpha inorganic + alpha organic)} in M
19 RatioRatioThuróczy, Charles-EdouardLangmuir model, non-linear fit (Gerringa et al. 1995)[excess L]/[Fe]
Size:
1254 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Event

Date/Time

Latitude

Longitude

Area

Size fraction

Depth water [m]

Fe diss [nmol/l]

Fe diss std dev [±]
10 
FeL diss [nmol/l]
(Ligand [Lt ])
11 
Std dev [±]
(FeL diss)
12 
Fe LogK´ diss
(in 1/mol)
13 
Std dev [±]
(Fe LogK' diss)
14 
Sensitivity
(of the titration measurement ...)
15 
Std dev [±]
(sensitivity)
16 
FeL diss [nmol/l]
(excess L = [Lt]-[Fe], (Eq of ...)
17 
-
(log alpha; alpha = alpha orga...)
18 
-
(pFe = -log {[Fe]/(alpha inorg...)
19 
Ratio
([excess L]/[Fe])
PS70/239-1 2007-08-0180.99533.997Barents Sea<0.2 µm50.4080.0362.750.5421.940.290.980.092.3413.3122.705.7
PS70/239-12007-08-0180.99533.997Barents Sea<0.2 µm250.3080.0254.701.2121.390.210.510.064.3913.0422.5514.2
PS70/239-12007-08-0180.99533.997Barents Sea<0.2 µm751.0510.0024.490.4121.810.081.020.073.4413.3522.333.3
PS70/239-12007-08-0180.99533.997Barents Sea<0.2 µm1250.5020.0054.440.5121.610.071.370.113.9413.2122.507.8
PS70/239-12007-08-0180.99533.997Barents Sea<0.2 µm1750.4860.0172.510.2421.690.091.630.062.0312.9922.314.2
PS70/239-12007-08-0180.99533.997Barents Sea<1000 kDa50.3542.530.4221.960.250.950.072.1813.3022.756.1
PS70/239-12007-08-0180.99533.997Barents Sea<1000 kDa250.2410.0042.841.0121.490.200.890.152.6012.9122.5310.8
PS70/239-12007-08-0180.99533.997Barents Sea<1000 kDa750.4690.0022.640.2822.090.190.720.042.1713.4222.754.6
PS70/239-12007-08-0180.99533.997Barents Sea<1000 kDa1250.3910.0113.420.2522.470.210.790.043.0313.9623.367.7
PS70/239-12007-08-0180.99533.997Barents Sea<1000 kDa1750.4410.0052.560.6621.900.422.110.212.1213.2222.584.8
PS70/255-1 2007-08-0382.50433.950Nansen Slope<0.2 µm190.3080.0102.670.1922.450.230.560.022.3713.8323.347.7
PS70/255-12007-08-0382.50433.950Nansen Slope<0.2 µm370.4300.0304.260.5021.930.130.390.043.8313.5122.888.9
PS70/255-12007-08-0382.50433.950Nansen Slope<0.2 µm980.5260.0104.130.1922.280.081.300.063.6113.8423.126.9
PS70/255-12007-08-0382.50433.950Nansen Slope<0.2 µm2000.5560.020
PS70/255-12007-08-0382.50433.950Nansen Slope<0.2 µm7540.5870.010
PS70/255-12007-08-0382.50433.950Nansen Slope<0.2 µm11980.8820.0113.270.1622.300.121.360.042.3813.6822.742.7
PS70/255-12007-08-0382.50433.950Nansen Slope<0.2 µm17960.8550.0203.220.2822.370.240.660.042.3613.7522.812.8
PS70/255-12007-08-0382.50433.950Nansen Slope<0.2 µm20961.3000.0203.270.3821.960.130.600.051.9713.2522.141.5
PS70/255-12007-08-0382.50433.950Nansen Slope<0.2 µm29440.8600.0302.330.1822.150.161.240.041.4713.3122.381.7
PS70/255-12007-08-0382.50433.950Nansen Slope<1000 kDa190.2300.0001.480.1822.180.281.390.041.2513.2722.915.5
PS70/255-12007-08-0382.50433.950Nansen Slope<1000 kDa370.1900.000
PS70/255-12007-08-0382.50433.950Nansen Slope<1000 kDa980.4400.000
PS70/255-12007-08-0382.50433.950Nansen Slope<1000 kDa2000.4900.0101.410.2222.490.310.660.040.9213.4522.761.9
PS70/255-12007-08-0382.50433.950Nansen Slope<1000 kDa7540.4930.0232.300.1422.180.130.730.021.8013.4322.743.7
PS70/255-12007-08-0382.50433.950Nansen Slope<1000 kDa11980.5300.0302.280.1622.080.130.610.021.7513.3322.603.3
PS70/255-12007-08-0382.50433.950Nansen Slope<1000 kDa17960.7570.0782.740.1322.360.121.430.041.9913.6522.782.6
PS70/255-12007-08-0382.50433.950Nansen Slope<1000 kDa20960.6000.0202.160.1421.970.081.100.031.5613.1622.382.6
PS70/255-12007-08-0382.50433.950Nansen Slope<1000 kDa29440.6400.0101.920.1422.360.230.790.021.2813.4722.662.0
PS70/260-2 2007-08-0784.49036.138Nansen Basin<0.2 µm500.2740.0272.440.2921.640.111.020.042.1712.9822.547.9
PS70/260-22007-08-0784.49036.138Nansen Basin<0.2 µm1000.2770.0352.660.8221.150.151.390.112.3912.5322.098.6
PS70/260-22007-08-0784.49036.138Nansen Basin<0.2 µm3000.5120.0072.360.1622.270.170.810.031.8413.5322.823.6
PS70/260-22007-08-0784.49036.138Nansen Basin<0.2 µm6980.5140.0061.620.1621.840.122.040.051.1112.8822.172.1
PS70/260-22007-08-0784.49036.138Nansen Basin<0.2 µm14970.5780.0342.050.1222.560.270.930.021.4713.7322.972.5
PS70/260-22007-08-0784.49036.138Nansen Basin<0.2 µm24940.9460.0102.050.1922.080.151.540.051.1113.1322.151.2
PS70/260-22007-08-0784.49036.138Nansen Basin<0.2 µm29910.6670.0121.980.2221.870.152.300.081.3112.9922.162.0
PS70/260-22007-08-0784.49036.138Nansen Basin<0.2 µm39260.6401.440.0922.170.132.070.030.8013.0722.261.2
PS70/260-22007-08-0784.49036.138Nansen Basin<1000 kDa500.1380.0061.550.1622.230.250.680.021.4113.3823.2410.2
PS70/260-22007-08-0784.49036.138Nansen Basin<1000 kDa1000.2750.0362.000.1422.040.130.870.021.7213.2722.836.3
PS70/260-22007-08-0784.49036.138Nansen Basin<1000 kDa3000.3460.0021.820.1922.100.210.920.031.4713.2622.724.2
PS70/260-22007-08-0784.49036.138Nansen Basin<1000 kDa6980.4330.0220.900.1321.770.162.130.040.4712.4421.811.1
PS70/260-22007-08-0784.49036.138Nansen Basin<1000 kDa14970.4180.0071.770.1122.320.180.760.021.3513.4522.833.2
PS70/260-22007-08-0784.49036.138Nansen Basin<1000 kDa24940.6480.0171.980.1622.240.150.780.031.3313.3622.552.1
PS70/260-22007-08-0784.49036.138Nansen Basin<1000 kDa29910.5610.0031.270.1022.110.091.340.040.7112.9622.221.3
PS70/260-22007-08-0784.49036.138Nansen Basin<1000 kDa39260.550
PS70/279-2 2007-08-1981.24586.208Kara Sea<0.2 µm110.8870.0082.890.1321.790.051.160.022.0013.0922.142.3
PS70/279-22007-08-1981.24586.208Kara Sea<0.2 µm251.1020.0072.110.0822.100.081.670.021.0013.1022.060.9
PS70/279-22007-08-1981.24586.208Kara Sea<0.2 µm511.3260.0052.060.0822.460.131.690.030.7413.3322.210.6
PS70/279-22007-08-1981.24586.208Kara Sea<0.2 µm1010.7330.0082.300.1621.790.082.100.051.5712.9922.122.1
PS70/279-22007-08-1981.24586.208Kara Sea<0.2 µm2010.6310.0021.730.1521.940.131.630.041.1012.9822.181.7
PS70/279-22007-08-1981.24586.208Kara Sea<0.2 µm3000.8020.0131.680.1721.870.151.900.050.8812.8221.911.1
PS70/279-22007-08-1981.24586.208Kara Sea<1000 kDa110.5370.0161.840.1622.050.160.990.031.3013.1622.432.4
PS70/279-22007-08-1981.24586.208Kara Sea<1000 kDa250.4440.0042.120.1922.230.221.130.041.6713.4522.813.8
PS70/279-22007-08-1981.24586.208Kara Sea<1000 kDa510.5720.0172.730.2222.000.131.010.042.1613.3422.583.8
PS70/279-22007-08-1981.24586.208Kara Sea<1000 kDa1010.6300.0043.130.1622.040.091.310.042.5013.4422.644.0
PS70/279-22007-08-1981.24586.208Kara Sea<1000 kDa2010.5390.0172.000.1222.250.140.890.021.4613.4222.692.7
PS70/279-22007-08-1981.24586.208Kara Sea<1000 kDa3000.7900.0012.330.1022.210.101.070.021.5413.4022.502.0
PS70/309-2 2007-08-2787.045104.838Amundsen Basin<0.2 µm501.4440.0301.870.1422.570.330.820.030.4313.2122.050.3
PS70/309-22007-08-2787.045104.838Amundsen Basin<0.2 µm1010.4480.0042.450.4821.450.111.940.142.0012.7522.104.5
PS70/309-22007-08-2787.045104.838Amundsen Basin<0.2 µm2010.4070.0062.740.3921.600.092.760.142.3312.9722.365.7
PS70/309-22007-08-2787.045104.838Amundsen Basin<0.2 µm5010.4030.0102.220.3621.350.102.260.091.8212.6122.014.5
PS70/309-22007-08-2787.045104.838Amundsen Basin<0.2 µm10010.2941.550.1121.850.102.340.041.2612.9522.484.3
PS70/309-22007-08-2787.045104.838Amundsen Basin<0.2 µm20010.3360.0001.680.1821.410.082.310.051.3412.5422.014.0
PS70/309-22007-08-2787.045104.838Amundsen Basin<0.2 µm27500.5590.0192.140.2621.760.142.650.101.5912.9622.212.8
PS70/309-22007-08-2787.045104.838Amundsen Basin<0.2 µm34990.3250.0061.540.6421.180.252.110.131.2112.2721.753.7
PS70/309-22007-08-2787.045104.838Amundsen Basin<0.2 µm42510.2230.0120.920.0922.010.162.170.030.6912.8522.513.1
PS70/309-22007-08-2787.045104.838Amundsen Basin<1000 kDa500.9270.0261.760.3522.040.361.640.120.8312.9621.990.9
PS70/309-22007-08-2787.045104.838Amundsen Basin<1000 kDa1010.2720.0392.211.1221.030.242.030.191.9412.3221.887.1
PS70/309-22007-08-2787.045104.838Amundsen Basin<1000 kDa2010.2390.0032.090.5421.160.112.340.121.8512.4322.057.7
PS70/309-22007-08-2787.045104.838Amundsen Basin<1000 kDa5010.3160.0000.990.3321.290.242.320.080.6812.1221.622.1
PS70/309-22007-08-2787.045104.838Amundsen Basin<1000 kDa10010.2300.650.0522.430.222.160.020.4213.0522.691.8
PS70/309-22007-08-2787.045104.838Amundsen Basin<1000 kDa20010.2870.0201.240.0922.260.192.240.040.9613.2422.793.3
PS70/309-22007-08-2787.045104.838Amundsen Basin<1000 kDa27500.4060.0080.940.0822.130.141.240.020.5412.8622.251.3
PS70/309-22007-08-2787.045104.838Amundsen Basin<1000 kDa34990.2830.0250.890.1621.900.231.750.050.6112.6922.232.1
PS70/309-22007-08-2787.045104.838Amundsen Basin<1000 kDa42510.1720.0050.310.1421.670.331.800.040.1311.8021.570.8
PS70/352-2 2007-09-1086.642177.545Makarov Basin<0.2 µm501.5200.0002.080.2421.650.131.310.040.5512.4021.100.0
PS70/352-22007-09-1086.642177.545Makarov Basin<0.2 µm1000.6510.0181.680.1721.850.121.080.041.0312.8722.051.6
PS70/352-22007-09-1086.642177.545Makarov Basin<0.2 µm2000.4440.0291.320.1322.110.181.750.050.8813.0522.412.0
PS70/352-22007-09-1086.642177.545Makarov Basin<0.2 µm7510.4510.0092.160.2321.710.111.500.051.7112.9422.293.8
PS70/352-22007-09-1086.642177.545Makarov Basin<0.2 µm15000.3300.0061.870.3221.470.131.950.051.5412.6622.144.7
PS70/352-22007-09-1086.642177.545Makarov Basin<0.2 µm22510.2410.0131.430.1721.770.141.790.041.1912.8422.464.9
PS70/352-22007-09-1086.642177.545Makarov Basin<0.2 µm30010.1670.0021.010.2321.690.281.900.060.8512.6222.405.1
PS70/352-22007-09-1086.642177.545Makarov Basin<0.2 µm39000.2190.0101.100.3021.610.311.850.080.8812.5522.214.0
PS70/352-22007-09-1086.642177.545Makarov Basin<1000 kDa1000.4421.080.1521.980.231.610.040.6412.7922.141.4
PS70/352-22007-09-1086.642177.545Makarov Basin<1000 kDa2000.3100.0110.780.1521.760.251.640.040.4712.4321.941.5
PS70/352-22007-09-1086.642177.545Makarov Basin<1000 kDa7510.3450.0021.260.1221.910.131.850.030.9112.8722.332.6
PS70/352-22007-09-1086.642177.545Makarov Basin<1000 kDa15000.2480.0121.680.5421.200.151.960.131.4312.3521.965.8
PS70/352-22007-09-1086.642177.545Makarov Basin<1000 kDa22510.1720.0091.380.0822.100.101.770.031.2113.1822.947.1
PS70/352-22007-09-1086.642177.545Makarov Basin<1000 kDa30010.1010.0110.950.1921.520.171.730.040.8512.4522.458.5
PS70/352-22007-09-1086.642177.545Makarov Basin<1000 kDa39000.2040.0040.510.0921.990.241.770.030.3012.4722.161.5
PS70/407-1 2007-09-2376.180122.131Laptev Sea<0.2 µm100.8190.012
PS70/407-12007-09-2376.180122.131Laptev Sea<0.2 µm300.7150.0092.150.2821.570.121.240.041.4312.7321.882.0
PS70/407-12007-09-2376.180122.131Laptev Sea<0.2 µm561.1120.0002.000.3021.590.141.510.060.8912.5421.500.8
PS70/407-12007-09-2376.180122.131Laptev Sea<1000 kDa100.6980.029
PS70/407-12007-09-2376.180122.131Laptev Sea<1000 kDa300.5630.0111.660.4121.320.160.670.031.1012.3621.612.0
PS70/407-12007-09-2376.180122.131Laptev Sea<1000 kDa561.0040.0271.960.2521.580.100.750.020.9612.5621.561.0