Browsing Brage INN by Author "Pedersen, Åshild Ø."

Now showing items 1-3 of 3

    • Experimental harvest reveals the importance of territoriality in limiting the breeding population of Svalbard rock ptarmigan 

      Pedersen, Åshild Ø.; Soininen, E. M.; Unander, S.; Willebrand, Maria Hörnell; Fuglei, E. (Journal article; Peer reviewed, 2013)
      The Svalbard rock ptarmigan (Lagopus muta hyperborea) is an endemic sub-species of rock ptarmigan inhabiting the high-Arctic archipelagos of Svalbard and Franz Josefs Land. This ptarmigan species exists at low population ...

    • Nest-predator prevalence along a mountain birch–alpine tundra ecotone 

      Pedersen, Åshild Ø.; Asmyhr, Lasse; Pedersen, Hans Christian; Eide, Nina E. (Journal article; Peer reviewed, 2011)
      Context. Nest predation is a major factor influencing life history and population dynamics of ground-nesting birds. The transitions between the northern boreal mountain birch forests and the low-alpine tundra are important ...

    • Rock Ptarmigan (Lagopus muta) breeding habitat use in northern Sweden 

      Pedersen, Åshild Ø.; Blanchet, Marie-Anne; Hörnell-Willebrand, Maria; Jepsen, Jane U.; Biuw, Martin; Fuglei, Eva (Journal article; Peer reviewed, 2013)
      Alpine and arctic tundra regions are likely to retract as a result of climate warming and concerns have been raised over the status of the Rock Ptarmigan (Lagopus muta). In Fennoscandia, the Rock Ptarmigan has low population ...