Blar i Scientific Publications på forfatter "Aarvak, Tomas"

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    • Arctic avian predators synchronise their spring migration with the northern progression of snowmelt 

      Curk, Teja; Pokrovsky, Ivan; Lecomte, Nicolas; Aarvak, Tomas; Brinker, David F.; Burnham, Kurt; Dietz, Andreas; Dixon, Andrew; Franke, Alastair; Gauthier, Gilles; Jacobsen, Karl-Otto; Kidd, Jeff; Lewis, Stephen B.; Øien, Ingar J.; Sokolov, Aleksandr; Sokolov, Vasiliy; Solheim, Roar; Weidensaul, Scott; Wiebe, Karen; Wikelski, Martin; Therrien, Jean-François; Safi, Kamran (Peer reviewed; Journal article, 2020)
      Migratory species display a range of migration patterns between irruptive (facultative) to regular (obligate), as a response to different predictability of resources. In the Arctic, snow directly influences resource ...

    • Effects of satellite transmitters on survival in Snowy Owls Bubo scandiacus 

      Heggøy, Oddvar; Aarvak, Tomas; Øien, Ingar Jostein; Jacobsen, Karl-Otto; Solheim, Roar; Zazelenchuk, Dan; Stoffel, Marten; Kleven, Oddmund (Journal article; Peer reviewed, 2017)
      The use of tracking devices to monitor birds is extensive, but the effects of such instruments on equipped individuals are still insufficiently taken into account. Here we evaluate potential effects of backpack-mounted ...

    • Home range and excursive post-breeding movements of Eurasian Eagle-owls revealed by GPS satellite transmitters 

      Heggøy, Oddvar; Aarvak, Tomas; Ranke, Peter Sjolte; Solheim, Roar; Øien, Ingar Jostein (Peer reviewed; Journal article, 2021)
      Investigating space use of wild birds provides important knowledge of bird behavior and ecology, which is crucial in the management and conservation of threatened species. In the present study, we used GPS satellite telemetry ...