Viser treff 861-880 av 4435

    • Evaluering av effekten av utlegging av gytegrus på habitatkvalitet for egg fra laksefisk i Gjersjøelva. Undersøkelser av redokspotensial 

      Magerøy, Jon H. (NINA Rapport;2040, Research report, 2022)
      Magerøy, J.H. 2022. Evaluering av effekten av utlegging av gytegrus på habitatkvalitet for egg fra laksefisk i Gjersjøelva. Undersøkelser av redokspotensial. NINA Rapport 2040. Norsk institutt for naturforskning. Oksygeninnholdet ...
    • Hjortevilt 1991–2021. Oppsummeringsrapport fra Overvåkingsprogrammet for hjortevilt 

      Solberg, Erling J.; Veiberg, Veibjørn; Strand, Olav; Hansen, Brage B.; Rolandsen, Christer M.; Andersen, Roy; Heim, Morten; Solem, Mai I.; Holmstrøm, Frode; Granhus, Aksel; Eriksen, Rune; Bøthun, Siri Wølneberg (NINA Rapport;2141, Research report, 2022)
      Solberg, E.J., Veiberg, V., Strand, O., Hansen, B.B., Rolandsen, C.M. Andersen, R., Heim, M., Solem, M.I., Holmstrøm, F., Granhus, A., Eriksen, R. & Bøthun, S.W. 2022. Hjortevilt 1991–2021: Oppsummeringsrapport fra ...
    • Nutritional state variations in a tropical seabird throughout its breeding season 

      Lerma, Miriam; Dehnhard, Nina; Castillo‑Guerrero, José Alfredo; Fernández, Guillermo (Peer reviewed; Journal article, 2022)
      Individual body condition is frequently used to explain differences in foraging and breeding ecology in seabirds. However, little is known about the covariations of body mass with the nutritional state of animals as measured ...
    • Pukkellaks i Norge 2021 

      Berntsen, Henrik Hårdensson; Sandlund, Odd Terje; Thorstad, Eva B. (NINA Rapport;2160, Research report, 2022)
      Berntsen, H.H., Sandlund, O.T. & Thorstad, E.B. 2022. Pukkellaks i Norge, 2021. NINA Rapport 2160. Norsk institutt for naturforskning. Etter invasjonen av pukkellaks i norske elver i 2017 og 2019 var det knyttet stor ...
    • Satellite telemetry uncovers important wintering areas for Snowy owls on the Kola peninsula, northwestern Russia 

      Øien, Ingar Jostein; Aarvak, Tomas; Jacobsen, Karl-Otto; Solheim, Roar (Peer reviewed; Journal article, 2018)
      In order to reveal winter movements and wintering areas of snowy owls breeding in Northern Fennoscandia, we conducted a telemetry study by use of battery operated satellite transmitters. Nine battery powered ARGOS satellite ...
    • Upper thermal threshold of Lepidurus arcticus (Branchiopoda, Notostraca) in lakes on the southern outreach of its distribution range 

      Qvenild, Tore; Fjeld, Eirik; Fjellheim, Arne; Hammar, Johan; Hesthagen, Trygve H.; Lakka, Hanna-Kaisa (Peer reviewed; Journal article, 2021)
      Qvenild T, Fjeld E, Fjellheim A, Hammar J, Hesthagen T and Lakka H-K. 2021. Upper thermal threshold of Lepidurus arcticus (Branchiopoda, Notostraca) in lakes on the southern outreach of its distribution range. Fauna norvegica ...
    • International conference on arctic fox biology. Vålådalen Mountain Station, Sweden. February 16‐18th 2009. Program, abstract and lists of participants 

      Angerbjörn, Anders; Eide, Nina E.; Norén, Karin (NINA Temahefte;37, Research report, 2009)
      In the 3rd International arctic fox conference, we present a scientific program with a broad scope ranging from genetics and general biology to community ecology and conservation issues. The topics covered are of high ...
    • Stien i endring 

      Vistad, Odd Inge (Chapter, 2021)
      The trail is the most important helping measure in friluftsliv (i.e. outdoor recreation or OR), mainly since walking in the neighborhood or local forest is the most frequent friluftsliv activity. Historically, trails were ...
    • Will accelerated soil development be a driver of Arctic Greening in the late 21st century? 

      Doetterl, Sebastian; Alexander, Jake M.; Fior, Simone; Frossard, Aline; Magnabosco, Cara; van de Broek, Marijn; Westergaard, Kristine Bakke (Peer reviewed; Journal article, 2021)
      Climate warming is transforming the Arctic at an unprecedented rate with previously barren and sparsely vegetated landscapes undergoing “greening”. We postulate that the observed vegetation changes throughout the Arctic ...
    • European mushroom assemblages are phylogenetically structured by temperature 

      Bässler, Claus; Heilmann-Clausen, Jacob; Andrew, Carrie; Boddy, Lynne; Büntgen, Ulf; Diez, Jeffrey; Heegaard, Einar; Egli, Simon; Gange, Alan C.; Halvorsen, Rune; Kauserud, Håvard; Kirk, Paul M.; Krisai-Greilhuber, Irmgard; Kuyper, Thomas W.; Nordén, Jenni; Senn-Irlet, Beatrice; Krah, Franz-Sebastian (Peer reviewed; Journal article, 2022)
      Recent global warming affects species compositions at an unprecedented rate. To predict climate-induced changes in species assemblages, a better understanding of the link between species occurrence and climate is needed. ...
    • Status for norske laksebestander i 2022 

      Thorstad, Eva B.; Forseth, Torbjørn; Fiske, Peder (Rapport fra Vitenskapelig råd for lakseforvaltning;17, Research report, 2022)
      Både laksefangster og lakseinnsiget, som er antall laks som hvert år kommer tilbake som gytefisk fra havet til Norge, var lavere i 2021 enn noen gang tidligere registrert (basert på dataserie som startet i 1980). Mengden ...
    • Kalvetilgang relatert til reintetthet, snøforhold, vårtidspunkt og planteproduksjon 

      Tveraa, Torkild; Stien, Audun; Langeland, Knut; Stien, Jennifer; Tillman, Ann Mikaela (NINA Rapport;2037, Research report, 2022)
      Tveraa, T., Stien, A., Langeland, K., Stien, J. & Tillman, A.M. 2022. Kalvetilgang relatert til reintetthet, snøforhold, vårtidspunkt og planteproduksjon. NINA Rapport 2037. Norsk institutt for naturforskning Klimaendringene ...
    • Circum-Arctic distribution of chemical anti-herbivore compounds suggests biome-wide trade-off in defence strategies in Arctic shrubs 

      Lindén, Elin; te Beest, Mariska; Aubreu, Ilka; Moritz, Thomas; Sundqvist, Maja K.; Barrio, Isabel C.; Boike, Julia; Bryant, John P.; Bråthen, Kari Anne; Buchwal, Agata; Bueno, C. Guillermo; Currier, Alain; Egelkraut, Dagmar Dorothea; Forbes, Bruce C.; Hallinger, Martin; Heijmans, Monique; Hermanutz, Luise; Hik, David S.; Hofgaard, Annika; Holmgren, Milena; Huebner, Diane C.; Høye, Toke T.; Jónsdóttir, Ingibjörg S.; Kaarlejärvi, Elina; Kissler, Emilie; Kumpula, Timo; Limpens, Juul; Myers-Smith, Isla H.; Normand, Signe; Post, Eric; Rocha, Adrian V.; Schmidt, Niels Martin; Skarin, Anna; Soininen, Eeva M; Sokolov, Aleksandr; Sokolova, Natalia; Speed, James David Mervyn; Street, Lorna E.; Tananaev, Nikita; Tremblay, Jean-Pierre; Urbanowicz, Christine; Watts, David A.; Zimmermann, Heike H.; Olofsson, Johan (Peer reviewed; Journal article, 2022)
      Spatial variation in plant chemical defence towards herbivores can help us understand variation in herbivore top–down control of shrubs in the Arctic and possibly also shrub responses to global warming. Less defended, ...
    • Peatland core domain sets: building consensus on what should be measured in research and monitoring 

      Reed, Mark S.; Young, Dylan M.; Taylor, Nigel G.; Andersen, Roxane; Bell, Nicholle G.A.; Cadillo-Quiroz, Hinsby; Grainger, Matthew; Heinemeyer, Andreas; Hergoualc’h, Kristell; Gerrand, Adam M.; Kieft, Johannes; Krisnawati, Haruni; Lilleskov, Erik A.; Lopez-Gonzalez, Gabriela; Melling, Lulie; Rudman, Hannah; Sjogersten, Sophie; Walker, Jonathan S.; Stewart, Gavin (Peer reviewed; Journal article, 2022)
      It is often difficult to compile and synthesise evidence across multiple studies to inform policy and practice because different outcomes have been measured in different ways or datasets and models have not been fully or ...
    • Global population and conservation status of the Great Black-backed Gull Larus marinus 

      Langlois Lopez, Samuel; Bond, Alexander L.; O'Hanlon, Nina J.; Wilson, Jared M.; Vitz, Andrew; Mostello, Carolyn S.; Hamilton, Frederick; Rail, Jean-Francois; Welch, Linda; Boettcher, Ruth; Wilhelm, Sabina I.; Anker-Nilssen, Tycho; Daunt, Francis; Masden, Elizabeth (Peer reviewed; Journal article, 2022)
      The Great Black-backed Gull Larus marinus is a generalist species that inhabits temperate and arctic coasts of the north Atlantic Ocean. In recent years, there has been growing concern about population declines at local ...
    • North Atlantic winter cyclones starve seabirds 

      Clairbaux, Manon; Mathewson, Paul; Porter, Warren; Fort, Jérôme; Strøm, Hallvard; Moe, Børge; Fauchald, Per; Descamps, Sebastien; Helgason, Halfdan Helgi; Bråthen, Vegard Sandøy; Merkel, Benjamin; Anker-Nilssen, Tycho; Bringsvor, Ingar Støyle; Chastel, Olivier; Christensen-Dalsgaard, Signe; Danielsen, Jóhannis; Daunt, Francis; Dehnhard, Nina; Erikstad, Kjell E.; Ezhov, Alexey V.; Gavrilo, Maria; Krasnov, Yuri V.; Langset, Magdalene; Lorentsen, Svein-Håkon; Newell, Mark; Olsen, Bergur; Reiertsen, Tone Kristin; Systad, Geir Helge Rødli; Thórarinsson, Thorkell L; Baran, Mark; Diamond, Tony; Fayet, Annette L.; Fitzsimmons, Michelle G.; Frederiksen, Morten; Gilchrist, Hugh G.; Guilford, Tim; Huffeldt, Nicholas P.; Jessopp, Mark; Johansen, Kasper L.; Kouwenberg, Amy-Lee; Linnebjerg, Jannie F.; Major, Heather L.; Tranquilla, Laura McFarlane; Mallory, Mark; Merkel, Flemming R.; Montevecchi, William A.; Mosbech, Anders; Petersen, Aevar; Grémillet, David (Peer reviewed; Journal article, 2021)
      Each winter, the North Atlantic Ocean is the stage for numerous cyclones, the most severe ones leading to seabird mass-mortality events called ‘‘winter wrecks.’’ During these, thousands of emaciated seabird carcasses are ...
    • A minute of your time: The impact of survey recruitment method and interview location on the value of travel time 

      Halse, Askill Harkjerr; Flugel, Stefan Markus; Kouwenhoven, Marco; de Jong, Gerard; Sundfør, Hanne Beate; Hulleberg, Nina; Jordbakke, Guri Natalie; Lindhjem, Henrik (Peer reviewed; Journal article, 2022)
      Web-based stated preference (SP) surveys are widely used to estimate values of travel time (VTT) for cost–benefit analysis, often with internet panels as the source of recruitment. The recruitment method could potentially ...
    • Whole-genome resequencing of temporally stratified samples reveals substantial loss of haplotype diversity in the highly inbred Scandinavian wolf population 

      Viluma, Agnese; Flagstad, Øystein; Åkesson, Mikael; Wikenros, Camilla; Sand, Håkan; Wabakken, Petter; Ellegren, Hans (Peer reviewed; Journal article, 2022)
      Genetic drift can dramatically change allele frequencies in small populations and lead to reduced levels of genetic diversity, including loss of segregating variants. However, there is a shortage of quantitative studies ...
    • Two species of ant symbionts in colonies of Tetramorium caespitum (Linnaeus, 1758) new to Norway 

      Staverløkk, Arnstein; Ødegaard, Frode (Peer reviewed; Journal article, 2021)
      Two species of symbionts associated with the ant species Tetramorium caespitum (Linnaeus, 1758) are recorded for the first time in Norway; Chennium bituberculatum Latreille, 1807 (Coleoptera; Staphylinidae; Pselaphinae) ...
    • The Coexistence Potential of Different Wildlife Conservation Frameworks in a Historical Perspective 

      Kaltenborn, Bjørn P.; Linnell, John Durrus (Peer reviewed; Journal article, 2022)
      Wildlife management in contemporary Europe means balancing multiple demands in shared landscapes. Perhaps the greatest question facing today’s policy makers and wildlife professionals is how to develop frameworks for ...