Blar i forfatter "Margonski, Piotr"

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    • Deficiency syndromes in top predators associated with large-scale changes in the Baltic Sea ecosystem 

      Majaneva, Sanna; Fridolfsson, Emil; Casini, Michele; Legrand, Catherine; Lindehoff, Elin; Margonski, Piotr; Majaneva, Markus; Nilsson, Jonas; Rubene, Gunta; Wasmund, Norbert; Hylander, Samuel (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-01-09)
      Vitamin B<sub>1</sub> (thiamin) deficiency is an issue periodically affecting a wide range of taxa worldwide. In aquatic pelagic systems, thiamin is mainly produced by bacteria and phytoplankton and is transferred to fish and birds via zooplankton, but there is no general consensus on when or why this transfer is disrupted. We focus on the occurrence in salmon (<i>Salmo salar</i>) of a thiamin ...

    • Spatio-temporal dynamics of multi-trophic communities reveal ecosystem-wide functional reorganization 

      Pecuchet, Laurene; Lindegren, Martin; Kortsch, Susanne; Całkiewicz, Joanna; Jurgensone, Iveta; Margonski, Piotr; Otto, Saskia A.; Putnis, Ivars; Strāķe, Solvita; Nordström, Marie C. (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-11-13)
      Large‐scale alterations in marine ecosystems as a response to environmental and anthropogenic pressures have been documented worldwide. Yet, these are primarily investigated by assessing abundance fluctuations of a few dominant species, which inadequately reflect ecosystem‐wide changes. In addition, it is increasingly recognized that it is not species identity per se, but their traits that determine ...