• Bears and berries: species-specific selective foraging on a patchily distributed food resource in a human-altered landscape 

      Hertel, Anne Gabriela; Steyaert, Sam; Zedrosser, Andreas; Mysterud, Atle; Lodberg-Holm, Hanna Kavli; Gelink, Henriette Wathne; Kindberg, Jonas; Swenson, Jon (Journal article; Peer reviewed, 2016)
      When animals are faced with extraordinary energyconsuming events, like hibernation, finding abundant, energy-rich food resources becomes particularly important. The profitability of food resources can vary spatially, ...
    • Beaver (Castor fiber) activity and spatial movement in response to light and weather conditions 

      Cabre, L. B.; Mayer, M.; Steyaert, Sam; Rosell, Frank (Peer reviewed; Journal article, 2020)
      Animal behaviour can affect individual fitness and is influenced by exogenous and endogenous factors. Here, we investigated how light (daylight length and moonlight), weather (precipitation and temperature), age, sex and ...
    • Beaver genetic surveillance in Britain 

      Campbell-Palmer, Róisín; Senn, Helen V.; Girling, Simon Justin; Pizzi, Romain; Elliott, Mark; Gaywood, Martin J.; Rosell, Frank (Peer reviewed; Journal article, 2020)
      Founder genetic composition can affect reintroduction success, especially as the number of animals released tends to be small and therefore less genetically diverse than their source populations. Numerous translocations ...
    • Beaver management in Norway : a model for continental Europe? 

      Parker, Howard; Rosell, Frank (Journal article; Peer reviewed, 2003)
      While Norway has been managing beaver (Castor fiber) for more than 150 years, most central European countries have little experience and none are presently harvesting beaver, despite rapidly growing populations and conflicts. ...
    • Behavioral correlates of supplementary feeding of wildlife: Can general conclusions be drawn? 

      Steyaert, Sam; Kindberg, Jonas; Jerina, Klemen; Krofel, Miha; Stergar, Matija; Swenson, Jon; Zedrosser, Andreas (Journal article; Peer reviewed, 2014-10-12)
      Supplementary feeding is a common, but controversial, tool in wildlife management, because it can benefit both humans and wildlife (e.g., increased wildlife densities), but has certain downsides (e.g., increased disease ...
    • Berry production drives bottom – up effects on body mass and reproductive success in an omnivore 

      Hertel, Anne Gabriela; Bischof, Richard; Langval, Ola; Mysterud, Atle; Kindberg, Jonas; Swenson, Jon; Zedrosser, Andreas (Journal article; Peer reviewed, 2017)
      Obligate herbivores dominate studies of the eff ects of climate change on mammals, however there is limited empirical evidence for how changes in the abundance or quality of plant food aff ect mammalian omnivores. Omnivores ...
    • Bicarbonate for microalgae cultivation: a case study in a chlorophyte, Tetradesmus wisconsinensis isolated from a Norwegian lake 

      Umetani, Ikumi; Wakjera, Eshetu Janka; Sposób, Michal; Hulatt, Christopher Jonathan; Kleiven, Synne; Bakke, Rune (Peer reviewed; Journal article, 2021)
      Bicarbonate was evaluated as an alternative carbon source for a green microalga, Tetradesmus wisconsinensis, isolated from Lake Norsjø in Norway. Photosynthesis, growth, and lipid production were studied using four inorganic ...
    • Blitzfotografering av bevegelige objekter gjennom mikroskop 

      Bjerketvedt, Dag (Journal article, 1981)
      Ordinary microscopes can be adapted to fully automatic photomicroscopes for use with flash. An automatic small film camera with an autodynamic flash and extra equipment for microphotography is necessary. The camera's ...
    • Brood‐stock management and early hatchery rearing of Arctic charr (Salvelinus alpinus (Linnaeus)) 

      Olk, Tom Robin; Thorarensen, Helgi Thor; Jeuthe, Henrik; Wollebæk, Jens; Lydersen, Espen (Journal article; Peer reviewed, 2019)
      Arctic charr (Salvelinus alpinus (Linnaeus)) is a stenothermic cold‐water fish, which has been cultured in Northern Europe and North America since the 1980s. The industry has remained relatively small with an annual ...
    • Brown bears possess anal sacs and secretions may code for sex 

      Rosell, Frank; Jojola, Susan M.; Ingdal, Kristian; Lassen, Bård Andreas; Swenson, Jon; Arnemo, Jon Martin; Zedrosser, Andreas (Journal article; Peer reviewed, 2010-09-14)
      Olfactory communication occurs in carnivores and many scent-mark with anal gland secretions (AGS), which contain a variety of information including sex-related cues. Currently, there is disagreement about whether bear ...
    • Cadmium, copper, and zinc in Eurasian beaver (Castor fiber) from Bø, Telemark, Norway 

      Fimreite, Norvald; Parker, Howard; Rosell, Frank; Hosen, David Andre; Hovden, Aina; Solheim, Annette (Journal article; Peer reviewed, 2001)
      Heavy metals are elements present in all forms of life. Of those analysed for in the present study, cadmium (Cd) is toxic and non-essential while copper (Cu) and zinc (Zn) are essential elements, but toxic when certain ...
    • Can beaver Castor fiber be selectively harvested by sex and age during spring hunting? 

      Parker, Howard; Rosell, Frank; Hermansen, Tore André; Sørløkk, Gjermund; Stærk, Martin (Conference report, 2000)
      In Norway, Sweden and Finland hunting Eurasian beaver Castor fiber Linnaeus, 1758 with firearms is presently the main harvest form and most are shot in late April and early May. As beaver cannot be sexed from external ...
    • Can concentrations of steroid hormones in brown bear hair reveal age class? 

      Cattet, Marc; Stenhouse, Gordon B.; Boulanger, John; Janz, David M.; Kapronczai, Luciene; Swenson, Jon; Zedrosser, Andreas (Journal article; Peer reviewed, 2018)
      Although combining genetic and endocrine data from non-invasively collected hair samples has potential to improve the conservation of threatened mammals, few studies have evaluated this opportunity. In this study, we ...
    • Captive care and welfare considerations for beavers 

      Campbell-Palmer, Róisín; Rosell, Frank (Journal article; Peer reviewed, 2015-03-01)
      Beavers (Castor spp.) tend not to be a commonly held species and little published material exists relating to their captive care. We review published material and discuss husbandry issues taking into account the requirements ...
    • Caught in the mesh : roads and their network-scale impediment to animal movement 

      Bischof, Richard; Steyaert, Sam; Kindberg, Jonas (Journal article; Peer reviewed, 2017)
      Roads have a pervasive multi-faceted influence on ecosystems, including pronounced impacts on wildlife movements. In recognition of the scale-transcending impacts of transportation infrastructure, ecologists have been ...
    • Cervids as sentinel-species for tick-borne encephalitis virus in Norway - A serological study 

      Paulsen, Katrine Mørk; Das Neves, Carlos G; Granquist, Erik Georg; Madslien, Knut Ivar Engesæter; Stuen, Snorre; Pedersen, Benedikte Nevjen; Vikse, Rose; Rocchi, Mara; Laming, Eleanor; Stiasny, Karin; Andreassen, Åshild Kristine (Journal article; Peer reviewed, 2019)
      Tick‐borne encephalitis virus (TBEV) is the causative agent of tick‐borne encephalitis (TBE). TBEV is one of the most important neurological pathogens transmitted by tick bites in Europe. The objectives of this study were ...
    • Challenges of managing a European brown bear population; lessons from Sweden, 1943–2013 

      Swenson, Jon; Schneider, Michael; Zedrosser, Andreas; Söderberg, Arne; Franzén, Robert; Kindberg, Jonas (Journal article; Peer reviewed, 2017)
      Adaptive management’, which has been defined as the repeated iteration between management action, scientific assessment and revised management action, leading to a strengthened foundation for management, is required by ...
    • Characterisation of the bacterial microbiota of a landfill-contaminated confined aquifer undergoing intrinsic remediation 

      Abiriga, Daniel; Jenkins, Andrew; Alfsnes, Kristian; Vestgarden, Live Semb; Klempe, Harald (Peer reviewed; Journal article, 2021)
      Literature on microbiomes of landfill leachate-contaminated aquifers is scarce despite groundwater contaminations from landfills being common globally. In this study, a combination of microbiological techniques was applied ...
    • Characterization of bacterial community associated with phytoplankton bloom in a eutrophic lake in South Norway using 16S rRNA gene amplicon sequence analysis 

      Parulekar, Niranjan Nitin; Kolekar, Pandurang; Jenkins, Andrew; Kleiven, Synne; Utkilen, Hans Christian; Johansen, Anette; Sawant, Sangeeta; Kulkarni-Kale, Urmila; Kale, Mohan; Sæbø, Mona (Journal article; Peer reviewed, 2017)
      Interactions between different phytoplankton taxa and heterotrophic bacterial communities within aquatic environments can differentially support growth of various heterotrophic bacterial species. In this study, phytoplankton ...
    • Climate influence on plant–pollinator interactions in the keystone species Vaccinium myrtillus 

      Olsen, Siri Lie; Evju, Marianne; Åström, Jens; Løkken, Jørn Olav; Dahle, Sondre; Andresen, Jonas; Eide, Nina Elisabeth (Journal article; Peer reviewed, 2022)
      Climate change is altering the world's ecosystems through direct effects of climate warming and precipitation changes but also indirectly through changes in biotic interactions. For instance, climate-driven changes in plant ...