Now showing items 1-20 of 575

    • Habitat selection and space use of Upland Sandpipers at nonbreeding grounds 

      Alfaro, Matilde; Liguori, Luciano; Sandercock, Brett; Berazategui, Mauro; Arim, Matias (Peer reviewed, 2019)
      Habitat requirements of migratory birds can be dynamic during the annual cycle, and understanding habitat use during the nonbreeding season is important for conservation planning. In grassland birds, habitat selection is ...
    • First pre-modern record of the gyrfalcon (Falco rusticolus) in north-east Greenland 

      Moseley, Gina E.; Rosvold, Jørgen; Gotfredsen, Anne Birgitte; Hajdas, Irka; Gilg, Olivier; Gregersen, Kristian M.; Spötl, Christoph; Edwards, Lawrence (Journal article; Peer reviewed, 2019)
      Gyrfalcon (Falco rusticolus) is the largest falcon in the world. It inhabits a wide range of climate zones in the Northern Hemisphere, from boreal forests in the south of its range to the arid polar deserts of the High ...
    • Characteristics, drivers and feedbacks of global greening 

      Piao, Shilong; Wang, Xuhui; Park, Taejin; Chen, Chi; Lian, Xu; He, Yue; Bjerke, Jarle W.; Chen, Anping; Ciais, Philippe; Tømmervik, Hans; Nemani, Ramakrishna R.; Myneni, Ranga B. (Peer reviewed, 2019)
    • Efficiency of a fishway on brown Trout (Salmo trutta) spawning populations 

      Kraabøl, Morten; Museth, Jon (Journal article, 2019)
    • Migration patterns of Upland Sandpipers in the western hemisphere 

      Hill, Jason M.; Sandercock, Brett; Renfrew, Rosalind B. (Peer reviewed, 2019)
      Integrated models of the ecology of migratory species require tracking of individual migratory organisms throughout the annual cycle. Here, we report the first information on the movement patterns of nine Upland Sandpipers ...
    • Open Access Sympatric Atlantic puffins and razorbills show contrasting responses to adverse marine conditions during winter foraging within the North Sea 

      St.John Glew, Katie; Wanless, Sarah; Harris, Michael P.; Daunt, Francis; Erikstad, Kjell Einar; Strøm, Hallvard; Speakman, John R.; Kürten, Benjamin; Trueman, Clive N. (Movement Ecology;, Peer reviewed, 2019)
      Background: Natural environments are dynamic systems with conditions varying across years. Higher trophic Level consumers may respond to changes in the distribution and quality of available prey by moving to locate New ...
    • Alpine bullhead (Cottus poecilopus Heckel): a potential refuge for Gyrodactylus salaris Malmberg, 1957 (Monogenea) 

      Bakke, Tor A.; Paterson, Rachel; Cable, Jo (Peer reviewed, 2019)
      The notifiable freshwater pathogen Gyrodactylus salaris Malmberg, 1957 tends to be a generalist in contrast to other monogeneans. Whilst it causes most damage to its primary host, the Atlantic salmon (Salmo salar Linnaeus), ...
    • Historical human impact on Productivity and biodiversity in a subalpine oligotrophic lake in Scandinavia 

      Jensen, Thomas Correll; Zawiska, Izabela; Oksman, Mimmi; Słowiński, Michał; Woszczyk, Michał; Luoto, Tomi P.; Tylmann, Wojciech; Nevalainen, Liisa; Obremska, Milena; Schartau, Ann Kristin; Walseng, Bjørn (Peer reviewed, 2019)
      We conducted a paleolimnological study to examine how changes in human activity interacted with climate to influence productivity and biodiversity over the past millennium in oligotrophic Lake Atnsjøen, SE Norway. The study ...
    • What’s the catch with lumpsuckers? A North Atlantic study of seabird bycatch in lumpsucker gillnet fisheries 

      Christensen-Dalsgaard, Signe; Anker-Nilssen, Tycho; Crawford, Rory; Bond, Alexander; Sigurðsson, Guðjón Már; Glemarec, Gildas; Snær Hansen, Erpur; Kadin, Martina; Kindt-Larsen, Lotte; Mallory, Mark; Ravn Merkel, Flemming; Petersen, Aevar; Provencher, Jennifer; Bærum, Kim Magnus (Peer reviewed, 2019)
      Worldwide, incidental bycatch in fisheries is a conservation threat to many seabird species. Although knowledge on bycatch of seabirds has increased in the last decade, most stems from longline fisheries and the impacts ...
    • Spatiotemporal variation in the relationship between boreal forest productivity proxies and climate data 

      Ols, Clémentine; Kålås, Ingvil Henden; Drobyshev, Igor; Söderström, Lars; Hofgaard, Annika (Peer reviewed, 2019)
      The impacts of climate change on high-latitude forest ecosystems are still uncertain. Divergent forest productivity trends have recently been reported both at the local and regional level challenging the projections of ...
    • Consequences of past climate change and recent human persecution on mitogenomic diversity in the arctic fox 

      Larsson, Petter; von Seth, Johanna; Hagen, Ingerid Julie Hagen; Götherström, Anders; Androsov, Semyon; Germonpré, Mietje; Bergfeldt, Nora; Fedorov, Sergey; Eide, Nina E.; Sokolova, Natalia; Berteaux, Dominique; Angerbjörn, Anders; Flagstad, Øystein; Plotnikov, Valeri; Norén, Karin; Díez-del-Molino, David; Dussex, Nicolas; Stanton, David W.G.; Dalén, Love (Peer reviewed, 2019)
      Ancient DNA provides a powerful means to investigate the timing, rate and extent of population declines caused by extrinsic factors, such as past climate change and human activities. One species probably affected by both ...
    • Downstream transport and seasonal variation in freshwater pearl mussel (Margaritifera margaritifera) eDNA concentration 

      Wacker, Sebastian; Fossøy, Frode; Larsen, Bjørn Mejdell; Brandsegg, Hege; Sivertsgård, Rolf; Karlsson, Sten (Peer reviewed, 2019)
      Environmental DNA (eDNA) can be used to detect the presence and abundance of aquatic organisms from water samples. Before implementing this methodology as a tool for monitoring, more knowledge is needed on variation in ...
    • Variability in nomadism: environmental gradients modulate the movement behaviors of dryland ungulates 

      Nandintsetseg, Dejid; Bracis, Chloe; Leimgruber, Peter; Kaczensky, Petra; Buuveibaatar, Bayarbaatar; Lkhagvasuren, Badamjav; Chimeddorj, Buyanaa; Enkhtuvshin, Shilegdamba; Horning, Ned; Ito, Takehido Y.; Olson, Kirk; Payne, John; Walzer, Chris; Shinoda, Masato; Stabach, Jared; Songer, Melissa; Mueller, Thomas (Journal article; Peer reviewed, 2019)
      Studying nomadic animal movement across species and ecosystems is essential for better understanding variability in nomadism. In arid environments, unpredictable changes in water and forage resources are known drivers of ...
    • Monitoring presence and abundance of two gyrodactylid ectoparasites and their salmonid hosts using environmental DNA 

      Fossøy, Frode; Brandsegg, Hege; Sivertsgård, Rolf; Pettersen, Oskar; Sandercock, Brett K.; Solem, Øyvind; Hindar, Kjetil; Mo, Tor Atle (Peer reviewed, 2019)
      Background: Invasive species represent a major challenge for the conservation of biodiversity. The invasive ectoparasitic fluke Gyrodactylus salaris is considered one of the major threats to the Atlantic salmon (Salmo ...
    • Longest terrestrial migrations and movements around the world 

      Joly, Kyle; Gurarie, Eliezer; Sorum, Mathew S.; Kaczensky, Petra; Cameron, Matthew D.; Jakes, Andrew F .; Borg, Bridget L.; Nandintsetseg, Dejid; Hopcraft, J. Grant C.; Buuveibaatar, Bayarbaatar; Jones, Paul F.; Mueller, Thomas; Walzer, Chris; Olson, Kirk A.; Payne, John C.; Yadamsuren, Adiya; Hebblewhite, Mark (Peer reviewed, 2019)
      Long-distance terrestrial migrations are imperiled globally. We determined both round-trip migration distances (straight-line measurements between migratory end points) and total annual movement (sum of the distances ...
    • Movement patterns of juvenile and adult noble crayfish (Astacus astacus) in a small stream, determined by radiotelemetry 

      Daněk, Tomáš; Musil, Jiří; Vlašánek, Petr; Svobodová, Jitka; Barteková, Tereza; Štrunc, David; Barankiewicz, Miroslav; Bouše, Eduard; Svobodová, Eva; Johnsen, Stein Ivar; Andersen, Oddgeir (Peer reviewed, 2019)
      This article reports on the results of the first radiotelemetric field study comparing the movement patterns of juvenile and adult noble crayfish (Astacus astacus) over the 24-h cycle. During our study (in summer, outside ...
    • Composition and Drivers of Gut Microbial Communities in Arctic-Breeding Shorebirds 

      Grond, Kirsten; Domingo, Jorge W. Santo; Lanctot, Richard B.; Jumpponen, Ari; Bentzen, Rebecca L.; Boldenow, Megan L.; Brown, Stephen C.; Casler, Bruce; Cunningham, Jenny A.; Doll, Andrew C.; Freeman, Scott; Hill, Brooke L.; Kendall, Steven J.; Kwon, Eunbi; Liebezeit, Joseph R.; Pirie-Dominix, Lisa; Rausch, Jennie; Sandercock, Brett (Peer reviewed, 2019)
      Gut microbiota can have important effects on host health, but explanatory factors and pathways that determine gut microbial composition can differ among host lineages. In mammals, host phylogeny is one of the main drivers ...
    • Tilbakegang for flueblom Ophrys insectifera i Røsskleiva naturreservat i perioden 1984–2017 

      Olsen, Siri Lie; Brandrud, Tor Erik; Halvorsen, Rune (Peer reviewed, 2019)
      The red-listed orchid Ophrys insectifera is in decline despite years of protection. One of the species’ most important habitats is seasonally moist calcareous pine forest. This characteristic and species-rich forest type ...
    • Movement and heart rate in the Scandinavian brown bear (Ursus arctos) 

      Blanchet, Leslie; Fuchs, Boris; Støen, Ole-Gunnar; Ordiz, Andre; Laske, Timothy G.; Arnemo, Jon Martin; Evans, Alina (Journal article, 2019)
      Background: Understanding animal movement facilitates better management and conservation. The link between movement and physiology holds clues to the basic drivers of animal behaviours. In bears, heart rate increases with ...