Now showing items 41-60 of 598

    • Barns lek i natur – i spennet fra selvutfoldelse til kontroll 

      Skår, Margrete; Follo, Gro Irene; Gundersen, Vegard; Ingebrigtsen, Kim; Stordal, Gjertrud; Tordsson, Bjørn Stefan; Wold, Line Camilla (Journal article; Peer reviewed, 2016)
      I en 3-årig studie finansiert av Norges forskningsråds program Miljø 2015 (prosjektperiode 2012–2015) har vi i bred forstand undersøkt hvordan barn erfarer natur i dag. I denne artikkelen vil vi rette fokuset mot barns lek ...
    • Behavioral buffering of extreme weather events in a high-Arctic herbivore 

      Loe, Leif Egil; Hansen, Brage Bremset; Stien, Audun; Albon, Steve D.; Bischof, Richard; Carlsson, Anja M.; Irvine, Justin; Meland, Morten; Rivrud, Inger Maren; Ropstad, Erik; Veiberg, Vebjørn; Mysterud, Atle (Journal article; Peer reviewed, 2016)
      As global warming advances, there is a growing concern about the impact of extreme weather events on ecosystems. In the Arctic, more frequent unseasonal warm spells and rain-on- snow events in winter cause changes in ...
    • Behaviour and mortality of downstream migrating Atlantic salmon smolts at a small power station with multiple migration routes 

      Kärgenberg, Einar; Thorstad, Eva Bonsak; Järvekülg, Rein; Sandlund, Odd Terje; Saadre, Ene; Økland, Finn; Thalfeldt, Mart; Tambets, Meelis (Journal article; Peer reviewed, 2019)
      Salmon smolts were released upstream of a run‐of‐river hydropower site and recaptured downstream for inspection. Descending fish behaviour through three possible migration routes (turbines, fishway, spillway) was analysed ...
    • Behaviour and survival of wild Atlantic salmon Salmo salar captured and released while surveillance angling for escaped farmed salmon 

      Lennox, Robert J.; Havn, Torgeir Børresen; Thorstad, Eva Bonsak; Liberg, Egil; Cooke, Steven J.; Uglem, Ingebrigt (Journal article; Peer reviewed, 2017)
      In many Norwegian rivers, spawning stocks are surveyed for escaped farmed salmon with surveillance fishing by rod and reel after the recreational angling season. However, the benefits of surveillance fishing depend on the ...
    • Being stressed outside the park — conservation of African elephants (Loxodonta africana) in Namibia 

      Hunninck, Louis; Ringstad, Iris; Jackson, Craig Ryan; May, Roelof Frans; Fossøy, Frode; Uiseb, Kenneth; Killian, Werner; Røskaft, Eivin (Journal article; Peer reviewed, 2017)
      The conservation of the African savanna elephant (Loxodonta africana) is of prime importance for many African countries. Interactions between elephants and humans are known to induce stress and thereby have the potential ...
    • Benefits of restoring ecosystem services in urban areas 

      Elmqvist, Thomas; Setälä, H.; Handel, S.N.; van der Ploeg, S.; Aronson, J.; Blignaut, J.N.; Gomez-Baggethun, Erik; Nowak, D.J.; Kronenberg, J.; de Groot, R. (Journal article, 2015)
      Cities are a key nexus of the relationship between people and nature and are huge centers of demand for ecosystem services and also generate extremely large environmental impacts. Current projections of rapid expansion of ...
    • 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 ...
    • Best practice for the use of scenarios for restoration planning 

      Metzger, Jean Paul; Esler, Karen; Krug, Cornelia; Arias, Melissa; Tambosi, Leandro; Crouzeilles, Renato; Acosta, André Luis; Brancalion, Pedro H.S.; D'Albertas, Francisco; Duarte, Gabriela Teixeira; Garcia, Letícia Couto; Grytnes, John-Arvid; Hagen, Dagmar; Jardim, André Vitor Fleuri; Kamiyama, Chiho; Latawiec, Agnieszka Ewa; Rodrigues, Ricardo Ribeiro; Ruggiero, Patricia G.C.; Sparovek, Gerd; Strassburg, Bernardo; Saraiva, Antonio Mauro; Joly, Carlos (Journal article; Peer reviewed, 2017)
      Scenarios are important tools to facilitate the communication among scientists, practitioners, and decision-makers, and, thus to support policy and management decisions. The use of scenarios has an enormous potential ...
    • Bias in estimates of electrofishing capture probability of juvenile Atlantic salmon 

      Hedger, Richard David; Diserud, Ola Håvard; Sandlund, Odd Terje; Saksgård, Laila M.; Ugedal, Ola; Bremset, Gunnbjørn (Journal article; Peer reviewed, 2018)
      We evaluated the effect of the total number of passes used, and the application of block nets, on multi-pass electrofishing removal sampling for estimating juvenile Atlantic salmon (Salmo salar L.) abundance and body size ...
    • Bigger, more diverse and better? Mapping structural diversity and its recreational value in urban green spaces 

      Soy Massoni, Emma; Barton, David Nicholas; Rusch, Graciela; Gundersen, Vegard (Journal article; Peer reviewed, 2018-03-07)
      Are bigger green spaces more diverse in terms of their natural and manmade elements? Does higher diversity mean they are more attractive to users and encourage more diversity of activities, and thereby provide a wider range ...
    • Biocide Treatment of Invasive Signal Crayfish: Successes, Failures and Lessons Learned 

      Peay, Stephanie; Johnsen, Stein Ivar; Bean, Colin W.; Dunn, Alison M.; Sandodden, Roar; Edsman, Lennart (Journal article; Peer reviewed, 2019)
      Signal crayfish, as an invasive alien species in Europe, have caused impacts on aquatic communities and losses of native crayfish. Eradication of recently established populations may be possible in small ponds (<2.5 ha) ...
    • Biodiversity may wax or wane depending on metrics or taxa 

      Yoccoz, Nigel Gilles; Ellingsen, Kari Elsa; Tveraa, Torkild (Journal article; Peer reviewed, 2018)
    • Bioenergetic consequences of warming rivers to adult Atlantic salmon Salmo salar during their spawning migration 

      Lennox, Robert J.; Eliason, Erika J.; Havn, Torgeir Børresen; Johansen, Martin Rognli; Thorstad, Eva Bonsak; Cooke, Steven J.; Diserud, Ola Håvard; Whoriskey, Frederick G.; Farrell, Anthony P.; Uglem, Ingebrigt (Journal article; Peer reviewed, 2018)
      1. Climate change poses a challenge to wild fishes, yet little is known about the behavioural use and metabolic consequences of thermally heterogeneous water encountered by wild salmon during their energetically demanding ...
    • Biotic and abiotic determinants of the ascent behaviour of adult Atlantic salmon transiting passable waterfalls 

      Lennox, Robert J.; Thorstad, Eva Bonsak; Diserud, Ola Håvard; Økland, Finn; Cooke, Steven J.; Aasestad, Ingar; Forseth, Torbjørn (Journal article; Peer reviewed, 2018)
      The spawning migration of Atlantic salmon has been characterized by tracking salmon carrying electronic tags as they ascend rivers, but still little is known about how natural obstacles such as waterfalls influence migratory ...
    • BioTIME: A database of biodiversity time series for the Anthropocene 

      Dornelas, Maria; Antao, Laura H.; Moyes, Faye; Bates, Amanda E.; Magurran, Anne E.; Adam, Dusan; Akhmetzhanova, Asem A.; Appeltans, Ward; Arcos, Jose Manuel; Arnold, Haley; Ayyappan, Narayanan; Badihi, Gal; Baird, Andres H.; Barbosa, Miguel; Barreto, Tiago Egydio; Bässler, Claus; Bellgrove, Alecia; Belmaker, Jonathan; Benedetti-Cecchi, Lisandro; Bett, Brian J.; Bjorkman, Anne D.; Błazewicz, Magdalena; Blowes, Shane A.; Bloch, Christopher P.; Bonebrake, Timothy C.; Boyd, Susan; Bradford, Matt; Brooks, Andrew J.; Brown, James H.; Bruelheide, Helge; Budy, Phaedra; Carvalho, Fernando; Castaneda-Moya, Edward; Chen, Chaolun Allen; Chamblee, John F.; Chase, Tory J.; Collier, Laura Siegwart; Cooper, Elisabeth J.; Cornelissen, J. Hans C.; Cotano, Unai; Crow, Shannan Kyle; Damasceno, Gabriella; Davies, Claire H.; Davis, Robert A.; Day, Frank P.; Degraer, Steven; Doherty, Tim S.; Dunn, Timothy E.; Durigan, Giselda; Hofgaard, Annika; Johannessen, Tore; Klanderud, Kari; Knutsen, Halvor; Olsen, Esben Moland (Journal article; Peer reviewed, 2018)
    • Bird collisions with power lines: State of the art and priority areas for research 

      Bernardino, J.; Bevanger, Kjetil Modolv; Barrientos, R.; Dwyer, J.F.; Marques, A.T.; Martins, R.C.; Shaw, J.M.; Silva, J.P.; Moreira, F. (Journal article; Peer reviewed, 2018)
      Transmission and distribution electricity grids are expanding rapidly worldwide, with significant negative impacts on biodiversity and, in particular, on birds. We performed a systematic review of the literature available ...
    • Birds of different feather flock together - genetic structure of Taiga Bean Goose in Central Scandinavia 

      de Jong, Adriaan; Kleven, Oddmund; Østnes, Jan Eivind; Kroglund, Rolf Terje; Vahlström, Isak; Nilsson, Jan; Spong, Göran (Journal article; Peer reviewed, 2018)
      During their flightless summer moult, Taiga Bean Geese Anser fabalis fabalis gather at communal moulting sites. Individuals from the Nord-Trøndelag breeding area in Norway have been observed to join with local individuals ...
    • 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 ...
    • Blood may buy goodwill: no evidence for a positive relationship between legal culling and poaching in Wisconsin 

      Stien, Audun (Journal article; Peer reviewed, 2017)
      ecology, environmental science
    • Boat disturbance effects on moulting common eiders Somateria mollissima 

      Dehnhard, Nina; Skei, Jørgen; Christensen-Dalsgaard, Signe; May, Roelof Frans; Halley, Duncan John; Ringsby, Thor Harald; Lorentsen, Svein Håkon (Peer reviewed, 2020)
      Ship and boat traffic are increasing sources of disturbance to marine wildlife. During moult, sea ducks are flightless and rely on productive and shallow feeding areas. However, this period coincides with the peak of the ...