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Sökning: onr:"swepub:oai:DiVA.org:umu-221553" > Taking the beat of ...

  • Gauthier, GillesDepartment of Biology and Centre d'études nordiques, Université Laval, Québec city, Québec, Canada (författare)

Taking the beat of the Arctic : are lemming population cycles changing due to winter climate?

  • Artikel/kapitelEngelska2024

Förlag, utgivningsår, omfång ...

  • Royal Society,2024
  • printrdacarrier

Nummerbeteckningar

  • LIBRIS-ID:oai:DiVA.org:umu-221553
  • https://urn.kb.se/resolve?urn=urn:nbn:se:umu:diva-221553URI
  • https://doi.org/10.1098/rspb.2023.2361DOI
  • https://res.slu.se/id/publ/128617URI

Kompletterande språkuppgifter

  • Språk:engelska
  • Sammanfattning på:engelska

Ingår i deldatabas

Klassifikation

  • Ämneskategori:ref swepub-contenttype
  • Ämneskategori:art swepub-publicationtype

Anmärkningar

  • Reports of fading vole and lemming population cycles and persisting low populations in some parts of the Arctic have raised concerns about the spread of these fundamental changes to tundra food web dynamics. By compiling 24 unique time series of lemming population fluctuations across the circumpolar region, we show that virtually all populations displayed alternating periods of cyclic/non-cyclic fluctuations over the past four decades. Cyclic patterns were detected 55% of the time (n = 649 years pooled across sites) with a median periodicity of 3.7 years, and non-cyclic periods were not more frequent in recent years. Overall, there was an indication for a negative effect of warm spells occurring during the snow onset period of the preceding year on lemming abundance. However, winter duration or early winter climatic conditions did not differ on average between cyclic and non-cyclic periods. Analysis of the time series shows that there is presently no Arctic-wide collapse of lemming cycles, even though cycles have been sporadic at most sites during the last decades. Although non-stationary dynamics appears a common feature of lemming populations also in the past, continued warming in early winter may decrease the frequency of periodic irruptions with negative consequences for tundra ecosystems.

Ämnesord och genrebeteckningar

Biuppslag (personer, institutioner, konferenser, titlar ...)

  • Ehrich, DorothéeDepartment of Arctic and Marine Biology, UiT-The Arctic University of Norway, Tromsø, Norway (författare)
  • Belke-Brea, MariaDepartment of Geography, Takuvik Joint International Laboratory and Centre d'études nordiques, Université Laval, Québec city, Québec, Canada (författare)
  • Domine, FlorentDepartment of Chemistry, Takuvik Joint International Laboratory and Centre d'études nordiques, Université Laval, Québec city, Québec, Canada; CNRS-INSU, Paris, France (författare)
  • Alisauskas, RayWildlife Research Division, Environment and Climate Change Canada, SK, Saskatoon, Canada (författare)
  • Clark, KarinEnvironment and Natural Resources, Government of Northwest Territories, NT, Yellowknife, Canada (författare)
  • Ecke, FraukeSwedish University of Agricultural Sciences,Sveriges lantbruksuniversitet,Institutionen för vilt, fisk och miljö,Department of Wildlife, Fish and Environmental Studies,University of Helsinki,Department of Wildlife, Fish, Environmental Studies, Swedish University of Agricultural Sciences, Umeå, Sweden; Faculty of Biological and Environmental Sciences, University of Helsinki, Helsinki, Finland(Swepub:slu)48684 (författare)
  • Eide, Nina E.Department of Terrestrial Ecology, Norwegian Institute for Nature Research, Norway (författare)
  • Framstad, ErikDepartment of Terrestrial Ecology, Norwegian Institute for Nature Research, Norway (författare)
  • Frandsen, JayParks Canada, Western Arctic Field Unit, NT, Inuvik, Canada (författare)
  • Gilg, OlivierUMR 6249 Chrono-Environnement, CNRS, Université de Bourgogne Franche-Comté, Francheville, France; Groupe de recherche en Écologie Arctique, Francheville, France (författare)
  • Henttonen, HeikkiTerrestrial Population Dynamics, Natural Resources Institute Finland, Helsinki, Finland (författare)
  • Hörnfeldt, BirgerSwedish University of Agricultural Sciences,Sveriges lantbruksuniversitet,Institutionen för vilt, fisk och miljö,Department of Wildlife, Fish and Environmental Studies,Department of Wildlife, Fish, Environmental Studies, Swedish University of Agricultural Sciences, Umeå, Sweden(Swepub:slu)47511 (författare)
  • Kataev, Gennadiy D.Laplandskiy Nature Reserve, Murmansk Region, Monchegorsk, Russian Federation (författare)
  • Menyushina, Irina E.Retired, Moscow, Russia (författare)
  • Oksanen, LauriDepartment of Arctic and Marine Biology, UiT - The Arctic University of Norway, Alta, Norway; Department of Biology, Section of Ecology, University of Turku, Turku, Finland (författare)
  • Oksanen, TarjaDepartment of Arctic and Marine Biology, UiT - The Arctic University of Norway, Alta, Norway; Department of Biology, Section of Ecology, University of Turku, Turku, Finland (författare)
  • Olofsson, JohanUmeå universitet,Institutionen för ekologi, miljö och geovetenskap(Swepub:umu)jool0004 (författare)
  • Samelius, GustafSnow Leopard Trust, WA, Seattle, United States (författare)
  • Sittler, BenoitGroupe de recherche en Écologie Arctique, Francheville, France; Chair for Nature Conservation and Landscape Ecology, University of Freiburg, Freiburg, Germany (författare)
  • Smith, Paul A.Wildlife Research Division, Environment and Climate Change Canada, ON, Ottawa, Canada (författare)
  • Sokolov, Aleksandr A.Arctic Research Station of Institute of Plant and Animal Ecology, Russian Academy of Sciences, Ural Branch, Labytnangi, Russian Federation (författare)
  • Sokolova, Natalia A.Arctic Research Station of Institute of Plant and Animal Ecology, Russian Academy of Sciences, Ural Branch, Labytnangi, Russian Federation (författare)
  • Schmidt, Niels M.Department of Ecoscience and Arctic Research Centre, Aarhus University, Roskilde, Denmark (författare)
  • Department of Biology and Centre d'études nordiques, Université Laval, Québec city, Québec, CanadaDepartment of Arctic and Marine Biology, UiT-The Arctic University of Norway, Tromsø, Norway (creator_code:org_t)
  • Sveriges lantbruksuniversitet

Sammanhörande titlar

  • Ingår i:Proceedings of the Royal Society of London. Biological Sciences: Royal Society291:20160962-84521471-2954

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