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. 2021 Dec 16;51(2):423–438. doi: 10.1007/s13280-021-01665-0

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© The Author(s) 2021

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Fig. 5 — Nutrient data from Samoylov Monitoring station September 2018–September 2019 (green) and data from the two Lena cruises in winter and summer 2019 in this study (red). a Ammonium (µmol/L), b nitrate (µmol/L), c silicate (µmol/L), and d phosphate (µmol/L)