Reavie, Euan D; Alexson, Elizabeth E; Axler, Richard P; Yemets, Sergiy V; Edlund, Mark B; Pillsbury, Robert W; Desotelle, Diane; Nurse, Andrea M; Ladwig, Jammi L; Yost, Chad L (2018): Age determination and sediment accumulation rates of sediment cores from St. Louis River and Lake Superior, Minnesota, USA [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.891483, In: Reavie, ED et al. (2018): Paleolimnological data from the St. Louis River Estuary [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.892122
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Coverage:
Median Latitude: 46.715857 * Median Longitude: -92.093000 * South-bound Latitude: 46.654000 * West-bound Longitude: -92.237000 * North-bound Latitude: 46.816000 * East-bound Longitude: -91.852000
Date/Time Start: 2014-01-10T00:00:00 * Date/Time End: 2014-05-16T00:00:00
Event(s):
Allouez (Allouez Bay, Superior Harbor) * Latitude: 46.691000 * Longitude: -91.998000 * Date/Time: 2014-01-11T00:00:00 * Location: Douglas, Wisconsin, USA * Method/Device: Piston corer (PC) * Comment: Lake water depth 1.94
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | Reavie, Euan D | |||
| 2 | Lead-210, unsupported | 210Pb unsup | Bq/kg | Reavie, Euan D | excess at surface | |
| 3 | Lead-210, supported | 210Pb sup | Bq/kg | Reavie, Euan D | background levels | |
| 4 | Lead-210, supported, standard deviation | 210Pb sup std dev | ± | Reavie, Euan D | ||
| 5 | Interval number | Interval No | Reavie, Euan D | supported, below background horizon | ||
| 6 | Lead-210, flux | 210Pb flux | Bq/cm2/a | Reavie, Euan D | ||
| 7 | Sedimentation/accumulation rate, mass | Sed rate mass | kg/m2/a | Reavie, Euan D | since 2000 | |
| 8 | Sedimentation/accumulation rate, mass | Sed rate mass | kg/m2/a | Reavie, Euan D | before 1900 | |
| 9 | Sedimentation rate per year | SR | cm/a | Reavie, Euan D | linear | |
| 10 | Depth comment | Depth comm | Reavie, Euan D | 137Cs peak | ||
| 11 | Age | Age | a AD/CE | Reavie, Euan D | 210Pb age, at depth of 137Cs peak; to check correspondence between methods | |
| 12 | Age, comment | Comm | Reavie, Euan D | Dating reliability | ||
| 13 | Comment | Comment | Reavie, Euan D | Irregular profile | ||
| 14 | Comment | Comment | Reavie, Euan D | Low surface activity | ||
| 15 | Comment | Comment | Reavie, Euan D | Low 210Pb flux | ||
| 16 | Comment | Comment | Reavie, Euan D | Variable supported |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
85 data points
Data
| 1 Event | 2 210Pb unsup [Bq/kg] (excess at surface) | 3 210Pb sup [Bq/kg] (background levels) | 4 210Pb sup std dev [±] | 5 Interval No (supported, below background h...) | 6 210Pb flux [Bq/cm2/a] | 7 Sed rate mass [kg/m2/a] (since 2000) | 8 Sed rate mass [kg/m2/a] (before 1900) | 9 SR [cm/a] (linear) | 10 Depth comm (137Cs peak) | 11 Age [a AD/CE] (210Pb age, at depth of 137Cs ...) | 12 Comm (Dating reliability) | 13 Comment (Irregular profile) | 14 Comment (Low surface activity) | 15 Comment (Low 210Pb flux) | 16 Comment (Variable supported) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Allouez | 126.836 | 41.0330 | 0.9805 | 9 | 0.01121 | 1.11 | 0.42 | 0.32 | 12-13 cm | 1969 | good | x | x | ||
| Billings_Park | 158.286 | 31.5573 | 0.6512 | 3 | 0.03074 | 2.55 | 1.69 | 0.61 | 30-31 cm | 1964 | good | x | x | ||
| Clough_Island | 54.982 | 36.1453 | 1.0730 | 3 | 0.02569 | 9.45 | 0.43 | 0.56 | >54-57 cm | >1933 | poor | x | x | x | |
| Fond_du_Lac | 155.844 | 24.6790 | 1.4023 | 4 | 0.03074 | 2.11 | 0.80 | 0.55 | 32-33 cm | 1969 | good | x | |||
| MN_Point | 125.652 | 30.7211 | 1.4393 | 5 | 0.01415 | 1.02 | 0.16 | 0.13 | 9-12 cm | 1955 | fair | x | |||
| Pokegama | 115.144 | 38.9943 | 0.9472 | 4 | 0.02233 | 2.42 | 0.74 | 0.36 | 26-27 cm | 1962 | good | x | |||
| SUW_Duluth | 630.813 | 44.5073 | 1.6724 | 3 | 0.03693 | 0.64 | 0.53 | 0.21 | excellent |