Auxiliary material for this article contains discharge data for the six rivers that were sampled relative to the actual sampling dates for each river.

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grl24962-sup-0001-readme.txtplain text document2Kreadme.txt
grl24962-sup-0002-fs01.epsPS document2594KFigure S1. Discharge of the Kolyma and Lena versus sampling dates.
grl24962-sup-0003-fs02.epsPS document778KFigure S2. Discharge of the Yenisey and Ob' versus sampling dates.
grl24962-sup-0004-fs03.epsPS document805KFigure S3. Discharge of the Mackenzie and Yukon versus sampling dates.
grl24962-sup-0005-t01.txtplain text document2KTab-delimited Table 1.

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