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Upstream fishway performance by Atlantic salmon (Salmo salar) and brown trout (Salmo trutta) spawners at complex hydropower dams – is prior experience a success criterion?
(Peer reviewed; Journal article, 2020)Passage of hydropower plants by upstream-migrating salmonid spawners is associated with reduced migration success, and the need for knowledge of fish behavior downstream of dams is widely recognized. In this study, we ... -
Urban cemeteries' potential as sites for cultural encounters
(Journal article; Peer reviewed, 2018)Swensen, Grete; Skår, Margrete. Urban cemeteries' potential as sites for cultural encounters. Mortality 2018 Population increase has drawn attention to the need in cities for easily accessible and attractive public spaces ... -
Urban green. Integrating ecosystem extent and condition data in urban ecosystem accounts. Examples from the Oslo region
(Peer reviewed; Journal article, 2021)The article enhances the knowledge base for the assessment of urban ecosystem services, within the United Nations System of Environmental-Economic Accounting Ecosystem Accounting (SEEA EA), recently adopted as an international ... -
Urban nature in a time of crisis: recreational use of green space increases during the COVID-19 outbreak in Oslo, Norway
(Peer reviewed; Journal article, 2020)The global response to the COVID-19 pandemic has brought with it significant changes to human mobility patterns and working environments. We aimed to explore how social distancing measures affected recreational use of urban ... -
Urban resilience through green infrastructure: A framework for policy analysis applied to Madrid, Spain
(Peer reviewed; Journal article, 2023)Urban resilience and how to assess it have become main policy objectives in the face of accelerated climate and other global environmental change. We develop a conceptual framework and an assessment tool to analyse how ... -
Use of environmental DNA to detect the myxozoan endoparasite Tetracapsuloides bryosalmonae in large Norwegian lakes
(Peer reviewed; Journal article, 2022)Understanding the underlying causes behind human–elephant conflict (HEC)-driven mortality of humans and Environmental DNA (eDNA) is an increasingly used noninvasive and cost-effective method for species detections in ... -
Use of simulation approaches to evaluate the consequences of catch-and-release angling on the migration behaviour of adult Atlantic salmon (Salmo salar)
(Journal article; Peer reviewed, 2016)Given most Atlantic salmon (Salmo salar) released by anglers survive (proportion = 0.97 in this study), eco-nomically and culturally important recreational Atlantic salmon fisheries are increasingly incorporatingcatch-and-release. ... -
Use of Supplementary Feeding Dispensers by Arctic Foxes in Norway
(Peer reviewed; Journal article, 2020)Supplementary feeding is often used as a conservation tool to reverse the decline of food‐limited populations. The arctic fox (Vulpes lagopus) is one of the most endangered mammals in Norway and has been the target of ... -
Using genomics to guide seed-sourcing at the right taxonomical level for ecological restoration projects: The complex case of Carex bigelowii s.lat. in Norway
(Peer reviewed; Journal article, 2021)There is a growing demand for ecological restoration using suitable seeds following international standards or national legal demands for local seed-sourcing. However, before selecting the appropriate geographic origin of ... -
Using natural marks to estimate free-ranging dog Canis familiaris abundance in a MARK-RESIGHT framework in suburban Mumbai, India
(Peer reviewed; Journal article, 2012)Free-ranging dogs (Canis familiaris) are a major conservation issue in the tropics and adopt many ecological roles, alternatively functioning as predators, prey, or competitors of wildlife in diverse environments. Dogs are ... -
Using ordinary digital cameras in place of near-infrared sensors to derive vegetation indices for phenology studies of high arctic vegetation
(Journal article; Peer reviewed, 2016)To remotely monitor vegetation at temporal and spatial resolutions unobtainable with satellite-based systems, near remote sensing systems must be employed. To this extent we used Normalized Difference Vegetation Index ... -
Using partial aggregation in spatial capture recapture
(Journal article; Peer reviewed, 2018) -
Using qPCR to Identify Potential Effects of Thermal Conditions during Embryogenesis on Mitochondrial DNA Copy Number in Juvenile Brown Trout Salmo trutta
(Peer reviewed; Journal article, 2024)Changes in the number, structure, and function of mitochondria during the early life stages of animals can play an important role for an organism’s metabolic rate, growth, and health. Previous studies have shown that ... -
Using scale-derived estimates of body size in analyses of Atlantic salmon life-history variation: a cautionary note
(Peer reviewed; Journal article, 2024)Measurements of individual body length at different life stages are critical in understanding fish ecology and evolution. Such data can be obtained via back-calculation from measurements of fish scales or by using the size ... -
Using short-term monitoring data to achieve goals in a large-scale restoration
(Peer reviewed, 2013)To evaluate the outcome of restoration projects, an overall goal, reformulated to specific subgoals or targets, must be explicit and translated into scientifically measurable ecological attributes. Monitoring ecological ... -
Utbredelsen av sjøfugl i Norskehavet og Barentshavet
(NINA Rapport;64, Research report, 2005)Fauchald, P., Tveraa, T., Bårdsen, B.-J. og Langeland, K. 2005. Utbredelse av sjøfugl i Norskehavet og Barentshavet. - NINA Rapport 64. 35 s. -
Utbredelsen av sjøfugl i Skagerrak, Kattegat og Nordsjøen
(NINA Rapport;171, Research report, 2006)Fauchald, P., Lorentsen, S.-H., Systad, G.H. og Tveraa, T. 2006. Utbredelsen av sjøfugl i Skagerrak, Kattegat og Nordsjøen. - NINA Rapport 171. I forbindelse med miljøutredning av leteboring på PL 317 i Farsundbassenget, ... -
Utfall av Trollheim kraftverk i april 2012. Effekter på fiskebestandene i Surna
(NINA Rapport;922, Research report, 2013-02)På grunn av et uhell stanset Trollheim kraftverk i Surna mandag 9. april 2012 kl. 13:13. Utfallet førte til at vannføringen nedstrøms kraftverket falt fra 43 til 9 m3/s i løpet av to til tre timer, og vannføringen forble ... -
Utfall av Trollheim kraftverk i juli 2008. Effekter av fiskebestandene i Surna
(NINA Rapport;435, Research report, 2009)Forseth, T., Stickler, M., Ugedal, O., Sundt, H., Bremset, G., Linnansaari, T., Hvidsten, N.A., Harby, A., Bongard, T. & Alfredsen, K. 2009. Utfall av Trollheim kraftverk i juli 2008. Effekter på fiskebestandene i Surna. ... -
Utfordringer, suksessfaktorer og lønnsomhet for innlandsfiske innen verdikjedene yrkesfiske og fisketurisme. En kunnskapsoversikt
(NINA Rapport;553, Research report, 2010)Vorkinn, M., Krokann, K., Hagen, S. E. Museth, J., Dervo, B. og Aas, Ø. 2010. Utfordringer, suksessfaktorer og lønnsomhet for innlandsfiske innen verdikjedene yrkesfiske og fisketurisme - NINA Rapport 553. 62 s. Denne ...