• Globally threatened Lesser White-fronted Goose Anser erythropus nesting in association with Peregrine Falcons Falco peregrinus in southern Yamal, Russia 

      Pokrovskaya, Olga; Sokolova, Natalia; Ehrich, Susanna Dorothee; Gilg, Olivier; Sokolov, Vasiliy A; Sokolov, Aleksandr A (Journal article; Tidsskriftartikkel; Peer reviewed, 2023)
      Knowledge about the breeding biology and potential threats on the breeding grounds is important for conservation of threatened species. The main breeding range of the Lesser White-fronted Goose Anser erythropus (LWFG) forms a belt along the southern part of the Russian arctic and, although their main nesting habitat has been described based on observations of broods or pairs with breeding behaviour, ...
    • Long-term responses of Icelandic Arctic foxes to changes in marine and terrestrial ecosystems 

      Berthelot, Fanny Marie Lou; Unnsteinsdóttir, Ester R.; Ellgutter, Jennifer Alejandrina Carbonell; Ehrich, Susanna Dorothee (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-10-04)
      The long-term dynamics of predator populations may be driven by fluctuations in resource availability and reflect ecosystem changes such as those induced by climate change. The Icelandic Arctic fox (Vulpes lagopus) population has known major fluctuations in size since the 1950s. Using stable isotopes analysis of bone collagen over a long-time series (1979– 2018), we aimed at identifying the main ...