• Alien plants, animals, fungi and algae in Norway: an inventory of neobiota 

      Sandvik, Hanno; Dolmen, Dag; Elven, Reidar; Falkenhaug, Tone; Forsgren, Elisabet; Hansen, Haakon; Hassel, Kristian; Husa, Vivian; Kjærstad, Gaute; Ødegaard, Frode; Pedersen, Hans Christian; Solheim, Halvor; Stokke, Bård Gunnar; Åsen, Per Arvid; Åström, Sandra Charlotte Helene; Brandrud, Tor Erik; Elven, Hallvard; Endrestøl, Anders; Finstad, Anders Gravbrøt; Fredriksen, Stein; Gammelmo, Øivind; Gjershaug, Jan Ove; Gulliksen, Bjørn; Hamnes, Inger Sofie; Hatteland, Bjørn Arild; Hegre, Hanne; Hesthagen, Trygve H.; Jelmert, Anders; Jensen, Thomas Correll; Johnsen, Stein Ivar; Karlsbakk, Egil; Magnusson, Christer; Nedreaas, Kjell Harald; Nordén, Björn; Oug, Eivind; Pedersen, Oddvar; Pedersen, Per Anker; Sjøtun, Kjersti; Skei, Jon Kristian; Solstad, Heidi; Sundheim, Leif; Swenson, Jon; Syvertsen, Per Ole; Talgø, Venche; Vandvik, Vigdis; Westergaard, Kristine Bakke; Wienerroither, Rupert; Ytrehus, Bjørnar; Hilmo, Olga; Henriksen, Snorre; Gederaas, Lisbeth (Journal article; Peer reviewed, 2019)
      We present the results of an inventory and status assessment of alien species in Norway. The inventory covered all known multicellular neobiota, 2496 in total, 1039 of which were classified as naturalised. The latter ...
    • Alien species in Norway: results from quantitative ecological impact assessments 

      Sandvik, Hanno; Hilmo, Olga; Henriksen, Snorre; Elven, Reidar; Åsen, Per Arvid; Hegre, Hanne; Pedersen, Oddvar; Pedersen, Per Anker; Solstad, Heidi; Vandvik, Vigdis; Westergaard, Kristine Bakke; Ødegaard, Frode; Åström, Sandra Charlotte Helene; Elven, Hallvard; Endrestøl, Anders; Gammelmo, Øivind; Hatteland, Bjørn Arild; Solheim, Halvor; Nordén, Björn; Sundheim, Leif; Talgø, Venche; Falkenhaug, Tone; Gulliksen, Bjørn; Jelmert, Anders; Oug, Eivind; Sundet, Jan Henry; Forsgren, Elisabet; Finstad, Anders Gravbrøt; Hesthagen, Trygve H.; Nedreaas, Kjell Harald; Wienerroither, Rupert; Husa, Vivian; Fredriksen, Stein; Sjøtun, Kjersti; Steen, Henning; Hansen, Haakon; Hamnes, Inger Sofie; Karlsbakk, Egil; Magnusson, Christer; Ytrehus, Bjørnar; Pedersen, Hans Christian; Swenson, Jon; Syvertsen, Per Ole; Stokke, Bård Gunnar; Gjershaug, Jan Ove; Dolmen, Dag; Kjærstad, Gaute; Johnsen, Stein Ivar; Jensen, Thomas Correll; Hassel, Kristian; Gederaas, Lisbeth (Journal article, 2020)
      1. Due to globalisation, trade and transport, the spread of alien species is increasing dramatically. Some alien species become ecologically harmful by threatening native biota. This can lead to irreversible changes in ...
    • Backcrossing of a capercaillie × black grouse hybrid male in the wild revealed with molecular marker 

      Kleven, Oddmund; Brøseth, Henrik; Jonassen, Kyrre; Pedersen, Hans Christian (Journal article, 2020)
      The black grouse Lyrurus tetrix and the capercaillie Tetrao urogallus are known to produce hybrids in wild populations. In general, these hybrids are regarded as infertile; however, conclusive evidence that F1-hybrids are ...
    • Climatic forcing and individual heterogeneity in a resident mountain bird: legacy data reveal effects on reproductive strategies 

      Eriksen, Lasse Frost; Ringsby, Thor Harald; Pedersen, Hans Christian; Nilsen, Erlend Birkeland (Peer reviewed; Journal article, 2023)
      Optimization of clutch size and timing of reproduction have substantial effects on lifetime reproductive success in vertebrates, and both individual quality and environmental variation may impact life history strategies. ...
    • Effect of tower base painting on willow ptarmigan collision rates with wind turbines 

      Stokke, Bård Gunnar; Nygård, Torgeir; Falkdalen, Ulla; Pedersen, Hans Christian; May, Roelof Frans (Peer reviewed; Journal article, 2020)
      1. Birds colliding with turbine rotor blades is a well-known negative consequence of wind-power plants. However, there has been far less attention to the risk of birds colliding with the turbine towers, and how to mitigate ...
    • Exposure of White‑throated Dippers to heavy metals in acidified and non‑acidified streams in Norway 

      Pedersen, Hans Christian; Nybø, Signe; Sandercock, Brett (Journal article, 2020)
      We examined the exposure of White-throated Dippers (Cinclus cinclus) to aluminum and mercury in acidified and nonacidified streams in two regions of Norway. Both metals showed significantly higher concentrations in the ...
    • Impacts of predator-mediated interactions along a climatic gradient on the population dynamics of an alpine bird 

      Bowler, Diana Elizabeth; Kvasnes, Mikkel Andreas Jørnsøn; Pedersen, Hans Christian; Sandercock, Brett; Nilsen, Erlend Birkeland (Peer reviewed; Journal article, 2020)
      According to classic theory, species’ population dynamics and distributions are less influenced by species interactions under harsh climatic conditions compared to under more benign climatic conditions. In alpine and boreal ...
    • Lokalforankret forvaltning og nasjonal overvåking av småvilt : en kunnskapsoppsummering med anbefalinger for framtidig satsing 

      Brainerd, Scott M.; Pedersen, Hans Christian; Kålås, John Atle; Rolandsen, Christer Moe; Hoem, Stein; Storaas, Torstein; Kastdalen, Leif (NINA Rapport;38, Research report, 2005)
      Brainerd, S. M., Pedersen, H. C., Kålås, J. A., Rolandsen, C., Hoem, S. A., Storaas, T., og Kastdalen, L. 2005. Lokalforankret forvaltning og nasjonal overvåking av småvilt. En kunnskapsoppsummering med anbefalinger for ...
    • Louping-ill virus serosurvey of willow ptarmigan (Lagopus Lagopus Lagopus) in Norway 

      Ytrehus, Bjørnar; Rocchi, Mara; Brandsegg, Hege; Turnbull, Dylan; Miller, Andrea L.; Pedersen, Hans Christian; Kålås, John Atle; Nilsen, Erlend Birkeland (Peer reviewed; Journal article, 2021)
      In Norway, the Willow Ptarmigan (Lagopus lagopus lagopus) is experiencing population declines and is nationally Red Listed as Near Threatened. Although disease has not generally been regarded as an important factor behind ...
    • Naturindeks for Norge – fjell og våtmark. Evaluering av eksisterende indikatorsett, dets datagrunnlag og behovet for ytterligere tilfang av datakilder 

      Pedersen, Bård; Bjerke, Jarle W.; Pedersen, Hans Christian; Brandrud, Tor Erik; Gjershaug, Jan Ove; Hanssen, Oddvar; Lyngstad, Anders; Øien, Dag-Inge (NINA Rapport;1462, Research report, 2018)
      Pedersen, B., Bjerke, J.W., Pedersen, H.C., Brandrud, T.E., Gjershaug, J.O., Hanssen, O., Lyngstad, A. & Øien, D.-I. 2018. Naturindeks for Norge – fjell og våtmark. Evaluering av eksisterende indikatorsett, dets datagrunnlag ...
    • NINAs strategiske instituttprogrammer 1996-2000. Bærekraftig høsting av bestander: sluttrapport 

      Pedersen, Hans Christian; Jonsson, Bror (NINA Temahefte;18, Book, 2002)
    • “Pre- and post-construction studies of conflicts between birds and wind turbines in coastal Norway”. Statusrapport 1. januar 2008 

      Bevanger, Kjetil Modolv; Follestad, Arne; Gjershaug, Jan Ove; Halley, Duncan John; Hanssen, Frank Ole; Johnsen, Lars; May, Roelof Frans; Nygård, Torgeir; Pedersen, Hans Christian; Reitan, Ole; Steinheim, Yngve (NINA Rapport;329, Research report, 2008)
      Bevanger, K., Follestad, A., Gjershaug, J.O., Halley, D., Hans-sen, F., Johnsen, L., May, R., Nygård, T., Pedersen, H.C., Rei-tan, O. & Steinheim, Y. 2008. ”Pre- and post-construction studi-es of conflicts between birds ...
    • Quantifying suitable late summer brood habitats for willow ptarmigan in Norway 

      Kvasnes, Mikkel Andreas Jørnsøn; Pedersen, Hans Christian; Nilsen, Erlend Birkeland (Journal article; Peer reviewed, 2018)
      Background: Habitat models provide information about which habitat management should target to avoid species extinctions or range contractions. The willow ptarmigan inhabits alpine- and arctic tundra habitats in the northern ...
    • Spørreundersøkelse blant rypejegere etter jaktsesongen 2006/07. Datagrunnlag og noen sentrale funn fra Rypeforvaltningsprosjektet 2006-2011 

      Andersen, Oddgeir; Kaltenborn, Bjørn P.; Pedersen, Hans Christian; Storaas, Torstein; Faye-Schjøll, Erik; Solvang, Håkon (NINA rapport;379, Research report, 2009)
      Andersen, O., Kaltenborn, B. P., Pedersen, H. C., Storaas, T., Faye-Schjøll, E. & Solvang, H. 2008. Spørreundersøkelse blant rypejegere etter jaktsesongen 2006/07. Datagrunnlag og noen sentrale funn fra Rypeforvaltningsprosjektet ...
    • Survival and Migration of Rock Ptarmigan in Central Scandinavia 

      Nilsen, Erlend Birkeland; Moa, Pål Fossland; Brøseth, Henrik; Pedersen, Hans Christian; Hagen, Bjørn-Roar (Peer reviewed; Journal article, 2020)
      In a world undergoing massive declines in the distribution and abundance of many wildlife species, documenting basic ecological characteristics is often needed to be able to understand and potentially mitigate current and ...
    • Undersøkelse blant jaktrettighetshavere i Rypeforvaltningsprosjektet 2006-2011 : datagrunnlag og noen sentrale funn 

      Andersen, Oddgeir; Kaltenborn, Bjørn P.; Pedersen, Hans Christian; Storaas, Torstein; Solvang, Håkon; Moa, Pål Fossland; Hagen, Bjørn Roar (NINA Rapport;433, Research report, 2010)
      Andersen, O., Kaltenborn, B. P., Pedersen, H. C., Storaas, T., Solvang, H., Moa, P. F. og Hagen, B. R. 2010. Undersøkelse blant jaktrettighetshavere i Rypeforvaltningsprosjektet 2006-2011. Datagrunnlag og noen sentrale ...