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OAS accession Detail for 0277318
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Title: Sea surface microlayer trace element concentrations from Florida Keys National Marine Sanctuary from 2014-2015 (Vibrio-dust deposition project) (NCEI Accession 0277318)
Abstract: This dataset contains chemical and physical data collected at Florida Keys National Marine Sanctuary during deployment Lipp_2014-16 from 2014-07-25 to 2015-05-09. These data include trace metal concentration. The instruments used to collect these data include Inductively Coupled Plasma Mass Spectrometer. These data were collected by William M. Landing of Florida State University, Michael Wetz of Texas A&M University, and Elizabeth Ottesen and Erin K. Lipp of University of Georgia as part of the "Vibrio as a model microbe for opportunistic heterotrophic response to Saharan dust deposition events in marine waters (Vibrio-dust deposition)" project. The Biological and Chemical Oceanography Data Management Office (BCO-DMO) submitted these data to NCEI on 2023-01-23.

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

Sea surface microlayer trace element concentrations

Dataset Description:
This dataset contains trace element concentrations from 2014 and 2015 in the sea surface microlayer and underlying water column for in-situ sampling.
Date received: 20230123
Start date: 20140725
End date: 20150509
Seanames:
West boundary: -81.454334
East boundary: -80.814262
North boundary: 24.825832
South boundary: 24.550933
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Submitter:
Submitting institution: Biological and Chemical Oceanography Data Management Office
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Number of observations:
Supplementary information: Acquisition Description:
Microlayer was sampled by a hollow quartz tube dipped vertically into the water column, then slowly pulled vertically out of the water and held over a funnel attached to a receiving bottle for the microlayer sample to drip off. This process was repeated until the desired volume of sample was collected. Corresponding water column samples were collected about 30 cm from the surface where a closed bottle was submerged underwater, opened, then closed again underwater to prevent mixing with the microlayer. Microlayer and water column samples were filtered within 1 hour after collection using 47 mm 0.2 um pore sized polycarbonate track-etched membrane filters by vacuum filtration.

Dissolved trace elements were analyzed by a cation exchange column method described in Milne et al. (2010). Reactive particulate trace elements were leached from the filters using a weak acid (acetic acid) and reducing agent (hydroxylamine hydrochloride) solution described in Berger et al. (2008). Refractory particulate trace elements were digested using a microwave digestion technique described in Ebling and Landing (2015). All samples were analyzed on the Thermo Scientific Element 2 HR-ICP-MS.
Availability date:
Metadata version: 1
Keydate: 2023-03-31 18:25:18+00
Editdate: 2023-03-31 18:26:26+00