Blar i Institutt for biologi på tittel

Viser treff 237-256 av 2521

    • Biofouling on salmon pen nets and cleaner fish shelters does not harbor planktonic stages of sea lice 

      Jevne, Lone Sunniva; Øvrelid, Margrete Slåtsve; Hagemann, Andreas; Bloecher, Nina; Steinhovden, Kristine; Båtnes, Anna Solvang; Olsen, Yngvar; Reitan, Kjell Inge (Peer reviewed; Journal article, 2020)
      The objective of the current study was to determine the extent to which planktonic sea lice (Lepeophtheirus salmonis Krøyer, 1838 and Caligus elongatus Nordmann, 1832) were present in the biofouling on open-sea net pens ...

    • BioGateway: A Semantic Systems Biology Tool for the Life Sciences 

      Antezana, Erick; Blondé, Ward; Egaña, Mikel; Rutherford, Alistair; Stevens, Robert; De baets, Bernard; Mironov, Vladimir; Kuiper, Martin (Journal article; Peer reviewed, 2009)
      Background: Life scientists need help in coping with the plethora of fast growing and scattered knowledge resources. Ideally, this knowledge should be integrated in a form that allows them to pose complex questions that ...

    • Biokonvertering av tungolje kombinert med løsemiddelekstraksjon 

      Jonsen, Karen Leiråmo (Master thesis, 2011)
      Bitumen er en svært viskøs råolje som er vanskelig å utvinne. Selv om verdens tungoljereserver er store er det utvunnet svært lite tungolje ved bruk av tradisjonelle utvinningsmetoder. Behovet for drivstoff øker behovet ...

    • Biologiske undersøkelser i Altaelva 1981-2006. Oppsummering av kraftreguleringens konsekvenser for laksebestanden 

      Ugedal, Ola; Thorstad, Eva B.; Finstad, Anders G.; Fiske, Peder; Forseth, Torbjørn; Hvidsten, Nils Arne; Jensen, Arne J.; Koksvik, Jan Ivar; Reinertsen, Helge; Saksgård, Laila; Næsje, Tor F. (NINA rapport;, Research report, 2007)
      Nøkkelord : kraftregulering, Altaelva, Finnmark, laks, laksefangster, ungfisktetthet, vinterdødelighet, smoltproduksjon, bunnfauna, begroing

    • Biologiske undersøkelser i Altaelva 2004 

      Ugedal, Ola; Thorstad, Eva B.; Næsje, Tor F.; Reinertsen, Helge; Koksvik, Jan Ivar; Saksgård, Laila; Hvidsten, Nils Arne; Blom, Hans H.; Fiske, Peder; Jensen, Arne J. (NINA-rapport;43, Research report, 2005)
      Altaelva er ei av Norges beste elver for sportsfiske etter laks. Elva har en storvokst laksestamme, og en unik kultur og historie knyttet til laksefisket. Stortinget vedtok å utbygge og regulere elva for kraftproduksjon i ...

    • Bioluminescence as an ecological factor during high Arctic polar night 

      Cronin, Heather; Cohen, Jonathan H.; Berge, Jørgen; Johnsen, Geir; Moline, Mark A. (Journal article; Peer reviewed, 2016)
      Bioluminescence commonly influences pelagic trophic interactions at mesopelagic depths. Here we characterize a vertical gradient in structure of a generally low species diversity bioluminescent community at shallower ...

    • Biomarkers of oxidative stress in Calanus finmarchicus exposed to a water accommodated fraction of a naphthenic North Atlantic crude oil 

      Soloperto, Sofia (Master thesis, 2018)
      Calanus finmarchicus is an ecologically important species in the North, Norwegian and Barents Seas, periodically constituting up to 90% of the standing stock of zooplankton. Due to continued development of areas for oil ...

    • Biomonitoring of rare earth elements in Southern Norway: Distribution, fractionation, and accumulation patterns in the marine bivalves Mytilus spp. and Tapes spp. 

      Castro, Lyen Marie Marcelo; Farkas, Julia; Jenssen, Bjørn Munro; Piarulli, Stefani; Ciesielski, Tomasz Maciej (Peer reviewed; Journal article, 2023)
      Growing extraction and usage of rare earth elements and yttrium (REY) for medical and industrial applications has resulted in increased discharges into the marine environment. Using Mytilus spp. Mussels and Tapes spp. clams ...

    • Biomorphogenic Feedbacks and the Spatial Organization of a Dominant Grass Steer Dune Development 

      Bonte, Dries; Batsleer, Femke; Provoost, Sam; Reijers, Valérie; Vandegehuchte, Martijn L.; Van de Walle, Ruben; Dan, Sebastian; Matheve, Hans; Rauwoens, Pieter; Strypsteen, Glenn; Suzuki, Tomohiro; Verwaest, Toon; Hillaert, Jasmijn (Peer reviewed; Journal article, 2021)
      Nature-based solutions to mitigate the impact of future climate change depend on restoring biological diversity and natural processes. Coastal foredunes represent the most important natural flood barriers along coastlines ...

    • Bionic flapping pectoral fin with controllable spatial deformation 

      Cai, Yueri; Chen, Lingkun; Bi, Shusheng; Li, Guoyuan; Zhang, Houxiang (Journal article; Peer reviewed, 2019)
      This paper presents the design of a bionic pectoral fin with fin rays driven by multi-joint mechanism. Inspired by the cownose ray, the bionic pectoral fin is modeled and simplified based on the key structure and movement ...

    • Bioremediation of aquaculture sludge by cultivation of Hediste diversicolor (O.F. Müller, 1776) 

      Kristensen, Bjørn Stian Broberg (Master thesis, 2021)
      Oppdrett av Atlantisk laks (Salmo salar) produserer store mengder organisk partikulært avfall. I motsetning til åpne havmerder, samles det partikulære avfallet som slam ved landbaserte oppdrettsanlegg. Bioremediering av ...

    • Bioremediation Potential of the Green Algae Ulva sp. Cultivated in Marine Recirculating Aquaculture Systems (RAS) 

      Sofie Uttian Alstad (Master thesis, 2022)
      Ulva er en utbredt grønnalgeslekt som på grunn av dens høye toleranse for ulike temperaturer, vannkvaliteter, næringsnivåer og saltholdigheter har et lovende potensiale når det gjelder opptak av næringsstoffer fra avfallsvann ...

    • The biospheric emergency calls for scientists to change tactics 

      Racimo, Fernando; Valentini, Elia; Rijo De León, Gaston; Santos, Teresa L.; Norberg, Anna; Atmore, Lane Margaret; Murray, Myranda; Hakala, Sanja M.; Olsen, Frederik Appel; Gardner, Charlie J.; Halder, Julia B. (Peer reviewed; Journal article, 2022)
      Our current economic and political structures have an increasingly devastating impact on the Earth’s climate and ecosystems: we are facing a biospheric emergency, with catastrophic consequences for both humans and the ...

    • Biotic and abiotic drivers of intraspecific trait variation within plant populations of three herbaceous plant species along a latitudinal gradient 

      Helsen, Kenny; Acharya, Kamal Prasad; Brunet, J; Cousins, Sara A. O.; Decocq, Guillaume; Hermy, Martin; Kolb, Annette; Lemke, Isgard H.; Lenoir, Jonathan; Plue, Jan; Verheyen, Kris; De Frenne, Pieter; Graae, Bente Jessen (Journal article; Peer reviewed, 2017)
      Background: The importance of intraspecific trait variation (ITV) is increasingly acknowledged among plant ecologists. However, our understanding of what drives ITV between individual plants (ITVBI) at the population level ...

    • Biotransformation and Oxidative Stress Responses in Captive Nile Crocodile (Crocodylus niloticus) Exposed to Organic Contaminants from the Natural Environment in South Africa 

      Arukwe, Augustine; Røsbak, Randi; Adeogun, Aina O; Langberg, Håkon A; Venter, Annette; Myburgh, Jan; Botha, Christo; Benedetti, Maura; Regoli, Francesco (Journal article; Peer reviewed, 2015)
      In the present study, the biotransformation and oxidative stress responses in relation to chemical burden in the liver of male and female Nile crocodiles—Crocodylus niloticus— from a commercial crocodile farm passively ...

    • Bird feathers as a biomonitor for environmental pollutants: Prospects and pitfalls 

      Jaspers, Veerle; Covaci, Adrian; Herzke, Dorte; Eulaers, Igor; Eens, Marcel (Journal article; Peer reviewed, 2019)
      Due to increasing amounts of hazardous chemicals released into the environment, there is a high demand for developing easy and non-destructive biomonitoring tools. In a recent paper published in Trends in Analytical ...

    • Bird populations most exposed to climate change are less sensitive to climatic variation 

      Bailey, Liam D.; van de Pol, Martijn; Adriaensen, Frank; Arct, Aneta; Barba, Emilio; Bellamy, Paul E.; Bonamour, Suzanne; Bouvier, Jean-Charles; Burgess, Malcolm D.; Charmantier, Anne; Cusimano, Camillo; Doligez, Blandine; Drobniak, Szymon M.; Dubiec, Anna; Eens, Marcel; Eeva, Tapio; Ferns, Peter N.; Goodenough, Anne E.; Hartley, Ian R.; Hinsley, Shelley A.; Ivankina, Elena; Juškaitis, Rimvydas; Kempenaers, Bart; Kerimov, Anvar B.; Lavigne, Claire; Leivits, Agu; Mainwaring, Mark C.; Matthysen, Erik; Nilsson, Jan-Åke; Orell, Markku; Rytkönen, Seppo; Senar, Juan Carlos; Sheldon, Ben C.; Sorace, Alberto; Stenning, Martyn J.; Török, János; van Oers, Kees; Vatka, Emma; Vriend, Stefan J.G.; Visser, Marcel E. (Peer reviewed; Journal article, 2022)
      The phenology of many species shows strong sensitivity to climate change; however, with few large scale intra-specific studies it is unclear how such sensitivity varies over a species’ range. We document large intra-specific ...

    • Bird tolerance to humans in open tropical ecosystems 

      Mikula, Peter; Tomášek, Oldřich; Romportl, Dušan; Aikins, Timothy K.; Avendaño, Jorge E.; Braimoh-Azaki, Bukola D A; Chaskda, Adams; Cresswell, Will; Cunningham, Susan J.; Dale, Svein; Favoretto, Gabriela R.; Floyd, Kelvin S.; Glover, Hayley; Grim, Tomáš; Henry, Dominic A. W.; Holmern, Tomas; Hromada, Martin; Iwajomo, Soladoye B.; Lilleyman, Amanda; Magige, Flora J.; Martin, Rowan O.; de A. Maximiano, Marina F.; Nana, Eric D.; Ncube, Emmanuel; Ndaimani, Henry; Nelson, Emma; van Niekerk, Johann H.; Pienaar, Carina; Piratelli, Augusto J.; Pistorius, Penny; Radkovic, Anna; Reynolds, Chevonne; Røskaft, Eivin; Shanungu, Griffin K.; Siqueira, Paulo R.; Tarakini, Tawanda; Tejeiro-Mahecha, Nattaly; Thompson, Michelle L.; Wamiti, Wanyoike; Wilson, Mark; Tye, Donovan R. C.; Tye, Nicholas D.; Vehtari, Aki; Tryjanowski, Piotr; Weston, Michael A.; Blumstein, Daniel T.; Albrecht, Tomáš (Peer reviewed; Journal article, 2023)
      Animal tolerance towards humans can be a key factor facilitating wildlife–human coexistence, yet traits predicting its direction and magnitude across tropical animals are poorly known. Using 10,249 observations for 842 ...

    • Black-legged kittiwakes (Rissa tridactyla) change their leukocyte profiles because of handling, repeated sampling and development 

      Skomsø, Dagfinn Breivik (Master thesis, 2013)
      Similar to other long-lived species, Black-legged kittiwakes (Rissa tridactyla) need to invest in the immune system to ensure future survival. However, since resources are considered to be limited, this investment constitutes ...

    • Black-legged kittiwakes as messengers of Atlantification in the Arctic 

      Vihtakari, Mikko; Welcker, Jorg; Moe, Børge; Chastel, Olivier; Tartu, Sabrina; Hop, Haakon; Bech, Claus; Descamps, Sébastien; Gabrielsen, Geir W. (Journal article; Peer reviewed, 2018)
      Climate warming is rapidly altering marine ecosystems towards a more temperate state on the European side of the Arctic. However, this “Atlantification” has rarely been confirmed, as long-term datasets on Arctic marine ...