Auxiliary material for this article contains a detailed description of the method used to determine iron binding ligands in seawater and a table with all time-series values at 10 m presented in Figure 1.

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grl24813-sup-0001-readme.txtplain text document3Kreadme.txt
grl24813-sup-0002-txts01.txtplain text document5KText S1. Determination of iron binding ligands by ligand competition and cathodic stripping voltammetry.
grl24813-sup-0003-ts01.txtplain text document1KTable S1. Time series values presented in Figure 1.
grl24813-sup-0004-ts02.txtplain text document0KTable S2. Addition of iron standard in seawater aliquots for iron binding ligands determination.
grl24813-sup-0005-ts03.txtplain text document0KTable S3. Operating parameters for cathodic stripping voltammetry analysis.
grl24813-sup-0006-ts04.txtplain text document0KTable S4. Reproductibilty for iron binding ligands analysis on four dates.

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