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OAS accession Detail for 0278101
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Title: Dissolved Pb concentration data from the US GEOTRACES Arctic Expedition (GN01, HLY1502) from August to October 2015 (NCEI Accession 0278101)
Abstract: This dataset contains chemical and physical data collected on USCGC Healy during cruise HLY1502 in the Arctic Ocean, Bering Sea, and Chukchi Sea from 2015-08-12 to 2015-10-08. These data include depth, trace metal concentration, and water pressure. The instruments used to collect these data include GO-FLO Teflon Trace Metal Bottle and Inductively Coupled Plasma Mass Spectrometer. These data were collected by Edward A. Boyle of Massachusetts Institute of Technology and Robert Rember of University of Alaska Fairbanks as part of the "Collaborative Research: GEOTRACES Arctic section: Spatial variability of lead concentrations and isotopic compositions in the western Arctic basins (GEOTRACES Arctic Pb)" and "U.S. Arctic GEOTRACES Study (U.S. GEOTRACES Arctic)" projects and "U.S. GEOTRACES (U.S. GEOTRACES)" program. The Biological and Chemical Oceanography Data Management Office (BCO-DMO) submitted these data to NCEI on 2019-07-01.

The following is the text of the dataset description provided by BCO-DMO:

Dissolved Pb concentration data from the US GEOTRACES Arctic Expedition (GN01, HLY1502)

Dataset Description:
Dissolved Pb concentration data from the US GEOTRACES Arctic Expedition (GN01, HLY1502).
Date received: 20190701
Start date: 20150812
End date: 20151008
Seanames:
West boundary: 11.91
East boundary: -147.833
North boundary: 89.995
South boundary: 60.165
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Submitting institution: Biological and Chemical Oceanography Data Management Office
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Supplementary information: Acquisition Description:
Samples were collected according to Cutter and Bruland 2012, utilizing a trace metal clean rosette (GT-C rosette). Samples above 20 m were pumped from a hole drilled in the ice far away from the ship or from a small boat, using clean sampling techniques. Dissolved Pb analyses were performed using techniques described in Lagerstrom et al. (2013). Samples were acidified to pH 1.8 and left for 2 months prior to analysis. Intercalibration results were submitted to and approved by the GEOTRACES S & I committee (see Supplmental Documents).
Availability date:
Metadata version: 3
Keydate: 2023-05-12 04:41:04+00
Editdate: 2024-05-28 22:05:38+00