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Rantala, Marttiina V; Israde-Alcántara, Isabel; Safaierad, Reza; Mattielli, Nadine; Tylmann, Wojciech; Smol, John P; Grooms, Christopher; Lepoint, Gilles; Francus, Pierre; Metcalfe, Sarah; Etmański, Paweł; Fagel, Nathalie (2026): Lead-210 (Pb-210) dating of a sediment core from Lake Los Espinos (Michoacán, Mexico) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.990156

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Published: 2026-06-05 • DOI registered: 2026-07-04

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Abstract:
Lead-210 (Pb-210) dating of sediment core LLEs22-3 retrieved from Lake Los Espinos in April 2022.
Keyword(s):
Anthropocene; biogeochemistry; Carbon accumulation; crater lake; Lake sediment; Mexico; Primary production; Tropical
Supplement to:
Rantala, Marttiina V; Israde-Alcántara, Isabel; Safaierad, Reza; Mattielli, Nadine; Tylmann, Wojciech; Smol, John P; Grooms, Christopher; Lepoint, Gilles; Francus, Pierre; Metcalfe, Sarah; Etmański, Paweł; Fagel, Nathalie (2026): Increasing lake primary production and organic carbon sequestration in tropical Mexican lakes during the past century. CATENA, 273, 110448, https://doi.org/10.1016/j.catena.2026.110448
Funding:
Fonds de la Recherche Scientifique (FNRS), grant/award no. PDR T.0079.21: Holocene Mexican Crater Lakes and Climate (HolMeCl)
Coverage:
Latitude: 19.907028 * Longitude: -101.768111
Date/Time Start: 2022-04-02T00:00:00 * Date/Time End: 2022-04-02T00:00:00
Minimum DEPTH, sediment/rock: 0.005 m * Maximum DEPTH, sediment/rock: 0.195 m
Event(s):
LLEs22-3 * Latitude: 19.907028 * Longitude: -101.768111 * Date/Time: 2022-04-02T00:00:00 * Elevation: 1985.0 m * Location: Lake Los Espinos, Michoacán, Mexico * Method/Device: Sediment corer, UWITEC
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1 DEPTH, sediment/rockDepth sedmRantala, Marttiina VGeocode – Middle depth of sediment section.
2 Depth, sediment/rock, top/minimumDepth sed topmRantala, Marttiina VTop depth of sediment section.
3 Depth, sediment/rock, bottom/maximumDepth sed botmRantala, Marttiina VBottom depth of sediment section.
4 Lead-210210PbBq/kgRantala, Marttiina VAlpha spectrometry
5 Lead-210, standard deviation210Pb std dev±Rantala, Marttiina VAlpha spectrometry
6 Lead-210, supported210Pb supBq/kgRantala, Marttiina VAlpha spectrometryEstimated from the lowermost 10 samples of the profile where Pb-210 activity approaches a constant value.
7 Lead-210, supported, standard deviation210Pb sup std dev±Rantala, Marttiina VAlpha spectrometry
8 Lead-210, unsupported210Pb unsupBq/kgRantala, Marttiina VAlpha spectrometry
9 Lead-210, unsupported, standard deviation210Pb unsup std dev±Rantala, Marttiina VAlpha spectrometry
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
140 data points

Data

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

1 
Depth sed [m]		2 
Depth sed top [m]		3 
Depth sed bot [m]		4 
210Pb [Bq/kg]		5 
210Pb std dev [±]		6 
210Pb sup [Bq/kg]		7 
210Pb sup std dev [±]		8 
210Pb unsup [Bq/kg]		9 
210Pb unsup std dev [±]
0.0050.000.01492.822.716.04.0476.823.0
0.0150.010.02360.016.216.04.0344.016.7
0.0250.020.03255.712.216.04.0239.712.8
0.0350.030.04281.213.316.04.0265.213.8
0.0450.040.05239.211.616.04.0223.212.3
0.0550.050.06150.78.016.04.0134.78.9
0.0650.060.07111.26.416.04.095.27.6
0.0750.070.0828.42.416.04.012.44.7
0.0850.080.0938.73.016.04.022.75.0
0.0950.090.1027.42.516.04.011.44.7
0.1050.100.1117.31.916.04.0
0.1150.110.1219.02.016.04.0
0.1250.120.1313.91.616.04.0
0.1350.130.1410.51.316.04.0
0.1450.140.1510.01.416.04.0
0.1550.150.1616.21.816.04.0
0.1650.160.1723.02.716.04.0
0.1750.170.1819.02.616.04.0
0.1850.180.1916.32.516.04.0
0.1950.190.2014.21.816.04.0