Browsing NINA Brage by Title
Now showing items 2753-2772 of 4312
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Oppvandring og innslag av rømt oppdrettslaks i norske lakseelver; basert på videoovervåking, fangstfeller og drivtelling
(NINA rapport;1104, Research report, 2015-01)Innslag av oppdrettslaks Med basis i en flerårig videoovervåking i 20 vassdrag fra Arendal i Aust-Agder til Senja i Troms (totalt 58 847 laks), samt ved bruk av fangstfeller i 13 små vassdrag i Nordland i to år (1 565 ... -
Oppvandring, bestandsstørrelse og fangstrater av laks i Målselvvassdraget
(NINA rapport;648, Research report, 2011)Svenning, M-A., Johansen, N.S. & Thorstad, E.B. 2011. Oppvandring, bestandsstørrelse og fangstrater av laks i Målselvvassdraget - NINA Rapport 648. 45 s. Sommeren 2009, fra 7. juni-14. august, ble det fisket med kilenøter ... -
Optimal design and routing of power lines; ecological technical and economic perspectives (OPTIPOL). Final Report, findings 2009 – 2014.
(NINA Rapport;1012, Research report, 2014)Bevanger, K., Bartzke, G., Brøseth, H., Dahl, E.L., Gjershaug, J.O., Hanssen, F., Jacobsen, K.- O., Kleven, O., Kvaløy, P., May, R., Meås, R., Nygård, T., Refsnæs, S., Stokke, S. & Thomassen, J. 2014. Optimal design and ... -
Optimal design and routing of power lines; ecological, technical and economic perspectives (OPTIPOL). Progress Report 2010
(NINA rapport;619, Research report, 2010)Bevanger, K., Bartzke, G., Brøseth, H., Gjershaug, J.O., Hanssen, F., Jacobsen, K.-O., Kvaløy, P., May, R., Meås, R., Nygård, T., Refsnæs, S., Stokke, S. & Vang, R. 2010. Optimal design and routing of power lines; ... -
Optimal design and routing of power lines; ecological, technical and economic perspectives (OPTIPOL). Progress Report 2011
(NINA rapport;762, Research report, 2011)Bevanger, K., Bartzke, G., Brøseth, H., Gjershaug, J.O., Hanssen, F., Jacobsen, K.-O., Kvaløy, P., May, R., Meås, R., Nygård, T., Refsnæs, S., Stokke, S. & Thomassen, J. 2011. Optimal design and routing of power lines; ... -
Optimal design and routing of power lines; ecological, technical and economic perspectives (OPTIPOL). Progress Report 2012
(NINA Rapport;904, Research report, 2012)WP1 – “Power line ROW as habitat resources for moose (Alces alces) and other wildlife” has fo-cused on moose browsing in power-line corridors in relation to adjacent areas in Bangdalen. Browsing surveys and pellet-group ... -
"Optimal design and routing of power lines; ecological, technical and economic perspectives” (OPTIPOL). Progress Report 2009
(NINA Rapport;504, Research report, 2009)From 2009 inclusive, NINA has received economic support for research on power lines and wildlife from the Norwegian Research Council (NFR) through the RENERGI Programme. The project is named “Optimal design and routing of ... -
Optimal size at seaward migration in an anadromous salmonid
(Journal article; Peer reviewed, 2016)In this study, the probabilistic reaction norm was calculated for length at different ages of smolting before seaward migration of Atlantic salmon Salmo salar spawning in the Norwegian River Imsa. The reaction norm was ... -
Optimal timing of return migration in Atlantic salmon
(Peer reviewed; Journal article, 2024)In many populations of Atlantic salmon, individuals return to rivers months or even a year prior to spawning. This premature arrival in fresh water by far exceeds the time needed for upstream migrations to spawning areas. ... -
Optimization of dynamic soaring in a flap-gliding seabird affects its large-scale distribution at sea
(Peer reviewed; Journal article, 2022)Dynamic soaring harvests energy from a spatiotemporal wind gradient, allowing albatrosses to glide over vast distances. However, its use is challenging to demonstrate empirically and has yet to be confirmed in other seabirds. ... -
Optipol Least Cost Path dialog. Rapport fra dialogseminar om tema, deltema og kriterier i Optipol-LCP versjon 1.0
(NINA Rapport;856, Research report, 2012)Thomassen, J., Hanssen, F., May, R. & Bevanger, K. 2012. Optipol Least Cost Path dialog. Rapport fra dialogseminar om tema, deltema og kriterier i Optipol-LCP versjon 1.0. – NINA Rapport 856. 48 s. Arbeidet med å identifisere ... -
OPTIPOL least costpath dialog 2. Rapport fra dialogseminar 2 - kriterieverdier i OPTIPOL-LCP versjon 1.0
(NINA Rapport;907, Research report, 2013)Thomassen, J., Hanssen, F., May, R. & Bevanger, K. 2012. OPTIPOL Least Cost Path dialog 2. Rapport fra dialogseminar 2 - kriterier og kriterieverdier i OPTIPOL-LCP versjon 1.0. – NINA Rapport 907. 43 s. Norge står overfor ... -
Organochlorines, perfluoroalkyl substances, mercury, and egg incubation temperature in an Arctic seabird: Insights from data loggers
(Journal article, 2018)In birds, incubation‐related behaviors and brood patch formation are influenced by hormonal regulation such as prolactin secretion. Brood patch provides efficient heat transfer between the incubating parent and the developing ... -
Orkidémosen som gir dårlig samvittighet
(Journal article, 2019-02) -
Ornitologisk etterundersøkelse og konsekvensutredning i tilknytning til planer for utvidelse av Hitra vindkraftverk
(NINA Rapport;503, Research report, 2010)Bevanger, K., Dahl, E.L., Gjershaug, J.O., Halley, D., Hanssen, F., Nygård, T., Pearson, M., Pedersen, H.C. & Reitan, O. 2010. Ornitologisk etterundersøkelse og konsekvensutredning i tilknytning til planer for utvidelse ... -
Ornitologiske undersøkelser i forbindelse med planlegging av småskala fornybar kraftforsyning i Froan
(NINA Rapport;1624, Research report, 2019)Nygård, T., Stokke, B.G. Gjershaug, J.O., Reinsborg, T., Østerås, T.R. & Jakobsson, S. 2019. Ornitologiske undersøkelser i forbindelse med planlegging av småskala fornybar kraftforsyning i Froan. NINA Rapport 1624. Norsk ... -
Oslo er Norges «biomangfoldhovedstad» - men hva skjer når naturområdene krymper?
(Journal article, 2019-01) -
Oslo-naturen krymper
(Journal article, 2019) -
Osteochondrosis, but not lameness, is more frequent among free-range pigs than confined herd-mates
(Peer reviewed; Journal article, 2015)Organic pig production is expanding and amongst the objectives of organic farming are enhancing animal health and welfare. However, some studies have reported a higher prevalence of lameness and joint condemnation at ... -
Oterovervåkning Ormen Lange 2008
(NINA Rapport;408, Research report, 2009)Landa, A., Flagstad, Ø., Hanssen, F., Syslak, L., Balstad, T. & Heggberget, T.M. 2009. Oterovervåking Ormen Lange 2008. - NINA Rapport 408. 18 s. Gossa i Aukra kommune har en reproduserende oterbestand. I området fra Nyhamna ...