Now showing items 432-451 of 2924

    • DNA-basert overvåking av den skandinaviske jervebestanden 2014 

      Flagstad, Øystein; Brøseth, Henrik; Balstad, Torveig; Spets, Merethe Hagen; Eriksen, Line Birkeland; Kleven, Oddmund; Johansson, Malin; Magnusson, Jessica; Ellegren, Hans (NINA rapport;1185, Research report, 2015)
      Genetiske analyser er nå implementert som et viktig verktøy i rovviltovervåkingen i Skandinavia. I særlig grad har antallet DNA-analyser av ekskrementer økt betydelig. Det siste tiåret er det gjennomført rutinemessig ...
    • DNA-basert overvåking av den skandinaviske jervebestanden 2015 

      Flagstad, Øystein; Brøseth, Henrik; Kleven, Oddmund; Balstad, Torveig; Spets, Merethe Hagen; Eriksen, Line Birkeland; Johansson, Malin; Magnusson, Jessica; Ellegren, Hans (NINA Rapport;1232, Research report, 2016-03-18)
      Flagstad, Ø., Brøseth, H., Kleven, O., Balstad, T., Spets, M. H., Eriksen, L. B., Johansson, M., Magnusson, J., & Ellegren, H. 2016. DNA-basert overvåking av den skandinaviske jervebestanden 2015. - NINA Rapport 1232. ...
    • DNA-basert overvåking av den skandinaviske jervebestanden 2016 og 2017 

      Flagstad, Øystein; Kleven, Oddmund; Spets, Merethe Hagen; Eriksen, Line Birkeland; Halvorsen, Bente Uhre; Andersskog, Ida Pernille Øystese; Hemphill, Elisa Keeling; Brøseth, Henrik (NINA Rapport;1483, Research report, 2018)
      Flagstad, Ø., Kleven, O., Spets, M. H., Eriksen, L. B., Halvorsen, B. U., Andersskog, I. P. Ø., Hemp-hill, E. K., Johansson, M., Ekblom, R., Ellegren, H. & Brøseth H. 2018. DNA-basert overvåking av den skandinaviske ...
    • DNA-basert overvåking av den skandinaviske jervebestanden 2018 

      Flagstad, Øystein; Kleven, Oddmund; Spets, Merethe Hagen; Eriksen, Line Birkeland; Halvorsen, Bente Uhre; Andersskog, Ida Pernille Øystese; Hemphill, Elisa Keeling; Johansson, Malin; Ekblom, Robert; Ellegren, Hans; Brøseth, Henrik (NINA Rapport;1592, Research report, 2018)
      Flagstad, Ø., Kleven, O., Spets, M. H., Eriksen, L. B., Halvorsen, B. U., Andersskog, I. P. Ø., Hemphill, E. K., Johansson, M., Ekblom, R., Ellegren, H. & Brøseth H. 2018. DNA-basert overvåking av den skandinaviske ...
    • DNA-basert overvåking av den skandinaviske jervebestanden 2019 

      Flagstad, Øystein; Kleven, Oddmund; Erlandsen, Sten Even; Spets, Merethe Hagen; Eriksen, Line Birkeland; Andersskog, Ida Pernille Øystese; Johansson, Malin; Ekblom, Robert; Ellegren, Hans; Brøseth, Henrik (NINA Rapport;1762, Research report, 2019)
      Flagstad, Ø., Kleven, O., Erlandsen, S. E., Spets, M. H., Eriksen, L. B., Andersskog, I. P. Ø., Johansson, M., Ekblom, R., Ellegren, H. & Brøseth H. 2019. DNA-basert overvåking av den skandinaviske jervebestanden 2019. ...
    • DNA-basert overvåking av jerv i Nord-Norge vinteren 2006/2007 

      Flagstad, Øystein; Balstad, Torveig; Østborg, Gunnel Marie; Brøseth, Henrik (NINA rapport;310, Research report, 2007)
      Flagstad, Ø., Balstad, T., Østborg, G. & Brøseth, H. 2007. DNA-basert overvåking av jerv i Nord-Norge vinteren 2006/2007. - NINA Rapport 310. 34 s. Genetiske analyser er de siste årene blitt implementert som et viktig ...
    • Do beaver dams reduce habitat connectivity and salmon productivity in expansive river floodplains? 

      Malison, Rachel; Kuzishchin, Kirill V.; Stanford, Jack A. (Journal article; Peer reviewed, 2016)
      Subjects Fisheries and Fish Science, Ecology Alaska, Alluvial river floodplains, Kamchatka, North American beaver, Castor canadensis, Pacific salmon, Salmon ecology, Salmon production
    • Do birds in flight respond to (ultra)violet lighting? 

      May, Roelof Frans; Åström, Jens; Hamre, Øyvind; Dahl, Espen Lie (Journal article; Peer reviewed, 2017)
      Concerns for bird collisions with wind turbines affect the deployment of onshore and offshore windpower plants. To avoid delays in consenting processes and to streamline the construction and operation phase, functional ...
    • ‘Do you care about the river?’ A critical discourse analysis and lessons for management of social conflict over Atlantic salmon (Salmo salar) conservation in the case of voluntary stocking in Wales 

      Harrison, Hannah L.; Kochalski, Sophia; Arlinghaus, Robert; Aas, Øystein (Peer reviewed, 2019)
      1. Stakeholders with shared interests in fish conservation often disagree about which specific conservation measures are appropriate, leading to conflicts with sometimes long‐lasting and disruptive social and political ...
    • Documenting lemming population change in the Arctic: Can we detect trends? 

      Ehrich, Dorothee; Schmidt, Niels M.; Gauthier, Gilles; Alisauskas, Ray; Angerbjörn, Anders; Clark, Karin; Ecke, Frauke; Eide, Nina Elisabeth; Framstad, Erik; Frandsen, Jay; Franke, Alastair; Gilg, Olivier; Giroux, Marie-Andrée; Henttonen, Heikki; Hörnfeldt, Birger; Ims, Rolf Anker; Kataev, Gennadiy D.; Kharitonov, Sergey P.; Killengreen, Siw Turid; Krebs, Charles J.; Lanctot, Richard B.; Lecomte, Nicolas; Menyushina, Irina; Morris, Douglas W.; Morrisson, Guy; Oksanen, Lauri; Oksanen, Tarja Maarit; Olofsson, Johan; Pokrovsky, Ivan G.; Popov, Igor Yu.; Reid, Don; Roth, James D.; Saalfeld, Sarah T.; Samelius, Gustaf; Sittler, Benoit; Sleptsov, Sergey M.; Smith, Paul; Sokolov, Aleksandr A.; Sokolova, Natalya A.; Soloviev, Mikhail Y.; Solovyeva, Diana (Journal article; Peer reviewed, 2019)
      Lemmings are a key component of tundra food webs and changes in their dynamics can affect the whole ecosystem. We present a comprehensive overview of lemming monitoring and research activities, and assess recent trends ...
    • Does Catch-and-Release Angling Alter the Behavior and Fate of Adult Atlantic Salmon During Upriver Migration? 

      Lennox, Robert J.; Uglem, Ingebrigt; Cooke, Steven J.; Næsje, Tor; Whoriskey, Frederick G.; Havn, Torgeir Børresen; Ulvan, Eva Marita; Solem, Øyvind; Thorstad, Eva Bonsak (Journal article; Peer reviewed, 2015)
      To reproduce, Atlantic Salmon Salmo salar return to freshwater rivers and migrate upriver to spawning areas. This migration is the basis for recreational fisheries, which for conservation reasons are increasingly characterized ...
    • Does defoliation frequency and severity influence plant productivity? The role of grazing management and soil nutrients 

      Venter, Alexander Samuel; Hawkins, Heidi-Jayne; Cramer, Michael D. (Peer reviewed; Journal article, 2020)
      Rangeland management approaches, including rotational grazing, rely on assumptions about plant growth responses to the intensity, or severity (sward height) plus frequency, of defoliation. We tested these assumptions at ...
    • Downstream migration of Atlantic salmon smolt at three German hydropower stations 

      Økland, Finn; Teichert, Maxim A.K.; Thorstad, Eva B.; Havn, Torgeir B.; Heermann, Lisa; Sæther, Stein Are; Diserud, Ola H.; Tambets, Meelis; Hedger, Richard D.; Borcherding, Jost (NINA Rapport;1203, Research report, 2016-10-04)
      Økland, F., Teichert, M.A.K., Thorstad, E.B., Havn, T.B., Heermann, L., Sæther, S.A., Diserud, O.H., Tambets, M., Hedger, R.D. & Borcherding, J. 2016. Downstream migration of Atlantic salmon smolt at three German hydropower ...
    • Downstream migration of Atlantic salmon smolts at Unkelmühle power station and Buisdorf dam in 2016 

      Havn, Torgeir B.; Økland, Finn; Heermann, Lisa; Thorstad, Eva B.; Teichert, Maxim A.K.; Sæther, Stein Are; Tambets, Meelis; Borcherding, Jost (NINA Report;1412, Research report, 2018)
      Havn, T.B., Økland, F., Heermann, L., Thorstad, E.B., Teichert, M.A.K., Sæther, S.A., Tam-bets, M. & Borcherding, J. 2018. Downstream migration of Atlantic salmon smolts at Unkelmühle power station and Buisdorf dam in 2016. ...
    • Downstream migration of European eel at three German hydropower stations 

      Økland, Finn; Teichert, Maxim A.K.; Havn, Torgeir B.; Thorstad, Eva B.; Heermann, Lisa; Sæther, Stein Are; Tambets, Meelis; Borcherding, Jost (NINA Report;1355, Research report, 2017)
      Økland, F., Teichert, M.A.K., Havn, T.B., Thorstad, E.B., Heermann, L., Sæther, S.A., Tambets, M. & Borcherding, J. 2017. Downstream migration of European eel at three German hydropower stations. NINA Report 1355: 53 pages, ...
    • 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 ...
    • Dragehode Dracocephalum ruyschiana. Forslag til overvåkingsopplegg 

      Evju, Marianne; Skarpaas, Olav; Stabbetorp, Odd (NINA Kortrapport;37, Research report, 2016)
      Evju, M., Skarpaas, O. og Stabbetorp, O. (2016). Dragehode Dracocephalum ruyschiana. Forslag til overvåkingsopplegg. - NINA Kortrapport 37. 30 s. Dragehode Dracocephalum ruyschiana er en prioritert art med egen forskrift ...
    • Drivers of hibernation in the brown bear 

      Evans, Alina; Singh, N.J.; Arnemo, Jon Martin; Laske, T.G.; Fröbert, O.; Swenson, Jon; Blanc, S. (Peer reviewed, 2016)
      Background: Hibernation has been a key area of research for several decades, essentially in small mammals in the laboratory, yet we know very little about what triggers or ends it in the wild. Do climatic factors, an ...
    • Drivers of hibernation in the brown bear 

      Evans, Alina; Singh, Navinder J.; Friebe, Andrea; Arnemo, Jon Martin; Laske, Timothy; Fröbert, O.; Swenson, Jon; Blanc, S (Journal article; Peer reviewed, 2016)
      Background: Hibernation has been a key area of research for several decades, essentially in small mammals in the laboratory, yet we know very little about what triggers or ends it in the wild. Do climatic factors, an ...
    • Drivers of treeline shift in different European mountains 

      Cudlin, Pavel; Klopcic, Matija; Tognetti, Roberto; Mális, Frantisek; Alados, Concepcion L.; Bebi, Peter; Grunewald, Karsten; Zhiyanski, Miglena; Andonowski, Vlatko; La Porta, Nicola; Bratanova-Doncheva, Svetlana; Kachaunova, Eli; Edwards-Jonášová, Magda; Ninot, Josep Maria; Rigling, Andreas; Hofgaard, Annika; Hlásny, Tomáš; Skalák, Petr; Wielgolaski, Frans Emil (Journal article; Peer reviewed, 2017)
      A growing body of evidence suggests that processes of upward treeline expansion and shifts in vegetation zones may occur in response to climate change. However, such shifts can be limited by a variety of non-climatic ...