• A Migratory Divide Among Red-Necked Phalaropes in the Western Palearctic Reveals Contrasting Migration and Wintering Movement Strategies 

      van Bemmelen, Rob S.A.; Kolbeinsson, Yann; Ramos, Raul; Gilg, Olivier; Alves, José; Smith, Malcolm; Schekkerman, Hans; Lehikoinen, Aleksi; Petersen, Ib Krag; Þórisson, Böðvar; Sokolov, Aleksandr A.; Välimäki, Kaisa; van der Meer, Tim; Okill, J. David; Bolton, Mark; Moe, Børge; Hanssen, Sveinn Are; Bollache, Loïc; Petersen, Aevar; Thorstensen, Sverrir; González-Solís, Jacob; Klaassen, Raymond H.G.; Tulp, Ingrid (Journal article; Peer reviewed, 2019)
      Non-breeding movement strategies of migratory birds may be expected to be flexibly adjusted to the distribution and quality of habitat, but few studies compare movement strategies among populations using distinct migration ...
    • Activity patterns of wintering Great Skuas Stercorarius skua 

      Magnusdottir, Ellen; Leat, Eliza H. K.; Bourgeon, Sophie; Jónsson, Jón E.; Phillips, Richard A.; Strøm, Hallvard; Petersen, Aevar; Hanssen, Sveinn Are; Bustnes, Jan Ove; Furness, Robert W. (Peer reviewed; Journal article, 2014)
      Capsule Great Skuas Stercorarius skua wintering in different areas spent different amounts of time in flight (foraging or searching for food) and so may be experiencing different feeding conditions. Aims To compare the ...
    • Anti-parasite treatment and blood biochemistry in raptor nestlings 

      Hanssen, Sveinn Are; Sonne, Christian; Bustnes, Jan Ove; Schnug, Lisbeth; Bourgeon, Sophie; Ballesteros, Manuel; Eulaers, Igor; Moum, Truls Borg; Johnsen, Trond Vidar; Kjelgaard-Hansen, Mads; Herzke, Dorte; Jaspers, Veerle; Covaci, Adrian; Eens, Marcel; Halley, Duncan John; Erikstad, Kjell Einar; Ims, Rolf Anker (Journal article; Peer reviewed, 2017)
      We investigated the effects of parasite removal on various blood clinical–chemical variables (BCCVs). BCCVs are indicators of health, reflecting, e.g., homeostasis of liver, kidney function, and bone metabolism. The study ...
    • Assessing the effects of climate on host-parasite interactions: a comparative study of European birds and their parasites 

      Møller, Anders Pape; Merino, Santiago; Soler, Juan José; Antonov, Anton; Badás, Elisa P.; Calero-Torralbo, Miguel A.; de Lope, Florentino; Eeva, Tapio; Figuerola, Jordi; Flensted-Jensen, Einar; Garamszegi, László Zsolt; González-Braojos, Sonia; Gwinner, Helga; Hanssen, Sveinn Are; Heylen, Dieter; Ilmone, Petteri; Klarborg, Kurt; Korpimäki, Erkki; Martínez, Javier; Martínez-de la Puente, Josue; Marzal, Alfonso; Matthysen, Erik; Matyjasiak, Piotr; Molina-Morales, Mercedes; Moreno, Juan; Mousseau, Timothy A.; Nielsen, Jan Tøttrup; Pap, Peter László; Rivero-de Aguilar, Juan; Shurulinkov, Peter; Slagsvold, Tore; Szép, Tibor; Szöllösi, Eszter; Török, Janos; Vaclav, Radovan; Valera, Fransisco; Ziane, Nadia (Journal article; Peer reviewed, 2013)
      Background: Climate change potentially has important effects on distribution, abundance, transmission and virulence of parasites in wild populations of animals. Methodology/Principal Finding: Here we analyzed paired ...
    • Avslutningsplan for Svea. Kunnskapsstatus for naturmiljø og kulturmiljø 

      Hagen, Dagmar; Erikstad, Lars; Flyen, Anne Cathrine; Hanssen, Sveinn Are; Moe, Børge; Olsen, Siri Lie; Veiberg, Vebjørn (NINA Rapport;1578, Research report, 2018)
      Hagen, D., Erikstad, L., Flyen, A.C., Hanssen, S.A., Moe, B., Lie Olsen, S. og Veiberg, V. 2018. Avslutningsplan for Svea. Kunnskapsstatus for naturmiljø og kulturmiljø. NINA rapport 1578. Norsk institutt for naturforskn ...
    • Bestandsanslag av hekkende og mytende fugl i Bellsundområdet 

      Hanssen, Sveinn Are; Strøm, Hallvard; Descamps, Sebastian; Moe, Børge (NINA rapport;1020, Research report, 2014)
      Ved oppstart av gruvedrift i Lunckefjell ble det i tillatelsen fra Miljøverndepartementet stilt visse vilkår til Store Norske Spitsbergen Grubekompani (SNSG). I disse vilkårene inngikk blant annet et bestandsanslag av (1) ...
    • Climate change and the increasing impact of polar bears on bird populations 

      Prop, Jouke; Aars, Jon; Bårdsen, Bård-Jørgen; Hanssen, Sveinn Are; Bech, Claus; Bourgeon, Sophie; Fouw, Jimmy de; Gabrielsen, Geir W.; Lang, Johannes; Noreen, Elin; Oudman, Thomas; Sittler, Benoit; Tombre, Ingunn; Wolters, Eva; Moe, Børge; Stempniewicz, Lech (Peer reviewed; Journal article, 2015)
      The Arctic is becoming warmer at a high rate, and contractions in the extent of sea ice are currently changing the habitats of marine top-predators dependent on ice. Polar bears (Ursus maritimus) depend on sea ice for ...
    • DNA double-strand breaks in relation to persistent organic pollutants in a fasting seabird 

      Fenstad, Anette; Jenssen, Bjørn Munro; Moe, Børge; Hanssen, Sveinn Are; Bingham, Christopher George; Herzke, Dorte; Bustnes, Jan Ove; Krøkje, Åse (Journal article; Peer reviewed, 2014)
      Lipophilic persistent organic pollutants (POPs) are released from fat reserves during fasting, causing increased blood concentrations. Thus, POPs represent a potential anthropogenic stressor during fasting periods. We ...
    • Effekter av predatorkontroll og klima på bestandsforhold hos ærfugl på Svalbard. Sluttrapport for Svalbards Miljøvernfond 

      Moe, Børge; Hanssen, Sveinn Are; Bårdsen, Bård-Jørgen; Hanssen, Frank Ole; Bourgeon, Sophie; Pavlova, Olga; Nielsen, Carl Petter; Gerland, Sebastian; Gabrielsen, Geir W. (NINA rapport;868, Research report, 2012)
      Moe, B. Hanssen, S.A., Bårdsen, B-J., Hanssen, F., Bourgeon, Pavlova, O., Nielsen, C.P., Gerland, S., & Gabrielsen, G.W. 2012. Effekter av predatorkontroll og klima på bestandsforhold hos ærfugl på Svalbard. NINA Rapport ...
    • Feather Corticosterone Levels on Wintering GroundsHave No Carry-Over Effects on Breeding among ThreePopulations of Great Skuas (Stercorarius skua) 

      Bourgeon, Sophie; Leat, Eliza H. K.; Magnusdottir, Ellen; Furness, Robert W.; Strøm, Hallvard; Petersen, Aevar; Gabrielsen, Geir W.; Hanssen, Sveinn Are; Bustnes, Jan Ove (Peer reviewed; Journal article, 2014)
      Environmental conditions encountered by migratory seabirds in their wintering areas can shape their fitness. However, the underlying physiological mechanisms remain largely unknown as birds are relatively inaccessible ...
    • Female sociality and kin discrimination in brood parasitism: Unrelated females fight over egg laying 

      Andersson, Malte; Waldeck, Peter; Hanssen, Sveinn Are; Moe, Børge (Peer reviewed; Journal article, 2015)
      In conspecific brood parasitism, some females (“parasites”) lay eggs in nests of other females of the same species (“hosts”). This reproductive tactic is particularly common in waterfowl, in which studies suggest that ...
    • Flexibility in otherwise consistent non-breeding movements of a long-distance migratory seabird, the long-tailed skua 

      van Bemmelen, Rob; Moe, Børge; Hanssen, Sveinn Are; Schmidt, Niels Martin; Hansen, Jannik; Lang, Johannes; Sittler, Benoit; Bollache, Loïc; Tulp, Ingrid; Klaassen, Raymond; Gilg, Olivier (Journal article; Peer reviewed, 2017-02-15)
      Quantifying within- and between-individual variation in animal migration strategies is a first step towards our understanding of the ability of migrants to adjust to changes in the en - vironment. We studied consistency ...
    • Fugleovervåkning ved etablering av nytt geodesianlegg ved Ny-Ålesund. Årsrapport 2014 

      Moe, Børge; Hanssen, Sveinn Are; Gabrielsen, Geir; Loonen, M. J. J. E (NINA Rapport;1140, Research report, 2015)
      Moe, B., S.A. Hanssen, G.W. Gabrielsen & M.J.J.E Loonen (2015) Fugleovervåkning ved etablering av nytt geodesianlegg ved Ny-Ålesund. Årsrapport for 2014. - NINA Rapport 1140. 28 s. Statens kartverk har drevet geodetisk ...
    • Fugleovervåkning ved etablering av nytt geodesianlegg ved Ny-Ålesund. Årsrapport for 2013 

      Moe, Børge; Hanssen, Sveinn Are; Gabrielsen, G. W.; Loonen, Maarten J.J.E. (NINA rapport;1018, Research report, 2014)
      Statens kartverk har drevet geodetisk observatorium i Ny-Ålesund på Svalbard siden 1994. Et nytt og oppdatert geodesianlegg bygges ved Brandalslaguna, inkludert bygging av ny vei mellom det nye anlegget og flyplassen i ...
    • Global phenological insensitivity to shifting ocean temperatures among seabirds 

      Keogan, Katharine; Daunt, Francis; Wanless, Sarah; Phillips, Richard A.; Walling, Craig A.; Agnew, Philippa; Ainley, David G.; Anker-Nilssen, Tycho; Ballard, Grant; Barrett, Robert T; Barton, Kerry J.; Bech, Claus; Becker, Peter; Berglund, Per-Arvid; Bollache, Loïc; Bond, Alexander L.; Bouwhuis, Sandra; Bradley, Russell W.; Burr, Zofia; Camphuysen, Kees; Catry, Paulo; Chiaradia, Andre; Christensen-Dalsgaard, Signe; Cuthbert, Richard; Dehnhard, Nina; Descamps, Sébastien; Diamond, Tony; Divoky, George; Drummond, Hugh; Dugger, Katie M.; Dunn, Michael J.; Emmerson, Louise; Erikstad, Kjell Einar; Fort, Jérôme; Fraser, William; Genovart, Meritxell; Gilg, Olivier; González-Solís, Jacob; Granadeiro, José Pedro; Grémillet, David; Hansen, Jannik; Hanssen, Sveinn Are; Harris, Mike; Hedd, April; Hinke, Jefferson; Igual, José Manuel; Jahncke, Jaime; Jones, Ian; Kappes, Peter J.; Lang, Johannes; Langset, Magdalene; Lorentsen, Svein Håkon; Moe, Børge; Reiertsen, Tone (Journal article; Peer reviewed, 2018)
      Reproductive timing in many taxa plays a key role in determining breeding productivity1, and is often sensitive to climatic conditions2. Current climate change may alter the timing of breeding at different rates across ...
    • Hywind Tampen vindpark. Vurdering av konsekvenser for sjøfugl. 

      Moe, Børge; Christensen-Dalsgaard, Signe; Follestad, Arne; Hanssen, Sveinn Are; Systad, Geir Helge Rødli; Lorentsen, Svein-Håkon (NINA Rapport;1521, Research report, 2018)
      Moe, B., Christensen-Dalsgaard, S., Follestad, A., Hanssen, S.A., Systad, G.H.R. & Lorentsen S-H. 2018. Hywind Tampen vindpark. Vurdering av konsekvenser for sjøfugl. NINA Rapport 1521. Norsk institutt for naturforskning. Equinor ...
    • Impacts of a warming climate on concentrations of organochlorines in a fasting high arctic marine bird: Direct vs. indirect effects? 

      Bustnes, Jan Ove; Bårdsen, Bård-Jørgen; Moe, Børge; Herzke, Dorte; Ballesteros, Manuel; Fenstad, Anette; Borgå, Katrine; Krogseth, Ingjerd Sunde; Eulaers, Igor; Skogeng, Lovise Pedersen; Gabrielsen, Geir Wing; Hanssen, Sveinn Are (Peer reviewed; Journal article, 2023)
      The present study examined how climate changes may impact the concentrations of lipophilic organochlorines (OCs) in the blood of fasting High Arctic common eiders (Somateria mollissima) during incubation. Polychlorinated ...
    • Inter-annual variation in winter distribution affects individual seabird contamination with mercury 

      Albert, Céline; Bråthen, Vegard Sandøy; Descamps, Sebastien; Anker-Nilssen, Tycho; Cherenkov, A.; Christensen-Dalsgaard, Signe; Danielsen, Johannis; Erikstad, Kjell E.; Gavrilo, Maria; Hanssen, Sveinn Are; Helgason, Halfdan Helgi; Jonsson, Jón Einar; Kolbeinsson, Yann; Krasnov, Yuri V.; Langset, Magdalene; Lorentzen, Erlend; Olsen, Bergur; Reiertsen, Tone Kristin; Strøm, Hallvard; Systad, Geir Helge Rødli; Tertitski, G.; Thompson, P.M; Thórarinsson, Torkell Lindberg; Bustamante, P.; Moe, Børge; Fort, Jérôme (Peer reviewed; Journal article, 2021)
      Migratory seabirds are exposed to various pollutants throughout their annual cycle. Among them, mercury (Hg) is of particular concern given its large impact on animal health. Recent studies suggest that winter is a critical ...
    • Isbjørnens effekt på fugl i et arktisk klima i endring. Sluttrapport for Svalbards miljøvernfond 

      Moe, Børge; Prop, Jouke; Aars, Jon; Bårdsen, Bård-Jørgen; Hanssen, Sveinn Are; Bech, Claus; Bourgeon, Sophie; Fouw, Jimmy de; Gabrielsen, Geir Wing; Lang, Johannes; Noreen, Elin; Oudman, Thomas; Sittler, Benoit; Stempniewicz, Lech; Tombre, Ingunn; Wolters, Eva (NINA Rapport;1163, Research report, 2015)
      Arktis blir stadig varmere og utbredelsen av havis blir mindre. Det forandrer leveområdet til de mange artene som er avhengige av havis. Isbjørnen er avhengig av havis for å jakte på sel, og økende lengde på den isfrie ...
    • Kan havørn begrense konflikter mellom ærfugl og blåskjelldyrking? 

      Hanssen, Sveinn Are; Erikstad, Kjell E; Johnsen, Trond Vidar (NINA Rapport;279, Research report, 2007)
      Hanssen, S. A., Erikstad, K.E. & Johnsen, T.V. 2007. Kan havørn begrense konflikter mellom ærfugl og blåskjelldyrking? - NINA Rapport 279. 18 s. Oppdrett av blåskjell har i de senere år økt sterkt i omfang i Norge, men ...