The Stability of Fe-Isotope Signatures During Low Salinity Mixing in Subarctic Estuaries

• Published in: Aquatic Geochemistry
• Main Authors: Conrad, Sarah, Wuttig, Kathrin, Jansen, Nils, Rodushkin, Ilia, Ingri, Johan
• Format: Article in Journal/Newspaper
• Language: English
• Published: Springer 2019
• Subjects: Kalix; Northern Sweden; Subarctic
• Online Access: https://oceanrep.geomar.de/id/eprint/48480/; https://oceanrep.geomar.de/id/eprint/48480/1/Conrad2019_Article_TheStabilityOfFe-IsotopeSignat.pdf; https://doi.org/10.1007/s10498-019-09360-z

We have studied iron (Fe)-isotope signals in particles (> 0.22 µm) and the dissolved phase (< 0.22 µm) in two subarctic, boreal rivers, their estuaries and the adjacent sea in northern Sweden. Both rivers, the Råne and the Kalix, are enriched in Fe and organic carbon (up to 29 µmol/L and up to...