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Balaguer, Jenna; Thoms, Silke; Trimborn, Scarlett (2023): Concentrations of total dissolved iron and dissolved manganese measured for the four different mediums used for the experiment without Phaeocystis antarctica cells [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.944458, In: Balaguer, J et al. (2023): Elemental composition of the Southern Ocean key species Phaeocystis antarctica grown under altered iron and manganese supply [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.944462

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Abstract:
Total dissolved Fe (dFe) and Mn (dMn) concentrations were determined in the culture medium (without cells). To this end, 100 mL of seawater were filtered through HCl-cleaned polycarbonate filters (0.2 μm pore size, EMD Millipore, Darmstadt, Germany) using a TMC filtration system and the filtrate collected in a HCl-cleaned polyethylene bottle, which was stored triple bagged at 2 ̊C for analysis. Concentrations of total dFe and dMn were determined on a SeaFast system (Elemental Scientific, Omaha, NE, USA; (Hathorne et al., 2012; Rapp et al., 2017)) coupled to an inductively coupled plasma mass spectrometer (ICP-MS, Element2, Thermo Fisher Scientific, resolution of 2000).
Keyword(s):
carbon fixation; Fe:C ratio; growth; iron; manganese; photophysiology; Phytoplankton; Southern Ocean; Trace metal
Funding:
German Research Foundation (DFG), grant/award no. 5472008: Priority Programme 1158 Antarctic Research with Comparable Investigations in Arctic Sea Ice Areas
Coverage:
Latitude: -62.237900 * Longitude: -64.557460
Date/Time Start: 2018-04-02T09:11:00 * Date/Time End: 2018-04-02T09:11:00
Minimum Elevation: -2647.0 m * Maximum Elevation: -2647.0 m
Event(s):
PS112_26-1 * Latitude: -62.237900 * Longitude: -64.557460 * Date/Time: 2018-04-02T09:11:00 * Elevation: -2647.0 m * Location: Drake Passage * Campaign: PS112 (ANT-XXXIII/3) * Basis: Polarstern * Method/Device: In situ pump (ISP) * Comment: Trace metal sea water pump from a depth of 25 m
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
56 data points

Data

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Comment

Treat

Mn diss [nmol/l]

Fe diss [nmol/l]
Abiotic -FeMnAbio1_-FeMn0.158099745
Abiotic -FeMnAbio1_-FeMn_20.160138333
Abiotic -FeMnAbio2_-FeMn0.1130323990.632193375
Abiotic -FeMnAbio2_-FeMn_20.1083181650.620537153
Abiotic -FeAbio1_-Fe2.682908628
Abiotic -FeAbio1_-Fe_22.623571169
Abiotic -FeAbio2_-Fe2.7829814340.279015219
Abiotic -FeAbio2_-Fe_22.7741354200.269006267
Abiotic -MnAbio1_-Mn0.165526028
Abiotic -MnAbio1_-Mn_20.163214416
Abiotic -MnAbio2_-Mn0.1372588281.920519248
Abiotic -MnAbio2_-Mn_20.1291408811.855129812
Abiotic ControlAbio1_Control2.878358209
Abiotic ControlAbio1_Control_22.848871496
Abiotic ControlAbio2_Control2.5343647622.261826321
Abiotic ControlAbio2_Control_22.5570804512.167555953