Brage Bremset Hansen
About
Affiliation
Centre for Biodiversity Dynamics (CBD) http://www.ntnu.edu/cbd
Dept. of Biology, NV Faculty, NTNU
Research interests
Population ecology, population dynamics, community ecology, community dynamics, behavioural ecology, population genetics, ancient DNA, trophic (e.g. plant-herbivore) interactions, climate change, Arctic, Svalbard, Svalbard reindeer, barnacle geese, Arctic fox, demographic modelling.
Current research
PI for the Dynamics of Arctic Ecosystems group, a part of Community Dynamics at CBD. PI for the project "Community dynamics in a rapidly warming high Arctic: trophic synchrony in time and space (INSYNC)", financed by the Research Council Norway (FRIPRO program) for the period 2018-2021. The goal is to explore how climate change shapes spatial and temporal community dynamics - across species and trophic levels - on the high Arctic Svalbard tundra. Project partners include Univ. Groningen, Univ. Aberdeen, Univ. Iceland, CNRS Montpellier, Norwegian Meteorological Institute, University Centre in Svalbard (UNIS). Follow the project on twitter @BrageBH, youtube and ResearchGate.
Publications
2020
-
Fjelldal, Mari Aas;
Layton-Matthews, Kate;
Lee, Aline Magdalena;
Grøtan, Vidar;
Loonen, Maarten J.J.E.;
Hansen, Brage Bremset.
(2020)
High-Arctic family planning: earlier spring onset advances age at first reproduction in barnacle geese.
Biology Letters.
volum 16 (4).
Academic article
2019
-
Hansen, Brage Bremset;
Lorentzen, Jon Runar;
Welker, Jeffrey M.;
Varpe, Øystein;
Aanes, Ronny;
Beumer, Larissa Teresa;
Pedersen, Åshild Ø..
(2019)
Reindeer turning maritime: Ice-locked tundra triggers changes in dietary niche utilization.
Ecosphere.
volum 10 (4).
Academic article
-
Le Moullec, Mathilde;
Isaksen, Ketil;
Petit Bon, Matteo;
Jónsdóttir, Ingibjörg Svala;
Varpe, Øystein;
Hendel, Anna-Lena;
Beumer, Larissa Teresa;
Hansen, Brage Bremset.
(2019)
Towards rainy Arctic winters: effects of experimental icing on tundra plants and their soil conditions.
2019. MET report (08/2019).
Report
-
Pedersen, Åshild Ønvik;
Paulsen, Ingrid M.;
Albon, Steven;
Arntsen, Gustav Busch;
Hansen, Brage Bremset;
Langvatn, Rolf;
Loe, Leif Egil;
Le Moullec, Mathilde;
Overrein, Øystein;
Peeters, Bart;
Ravolainen, Virve;
Ropstad, Erik;
Stien, Audun;
Tyler, Nicholas J. C.;
Veiberg, Vebjørn;
van der Wal, René;
Andersen, Roy;
Beumer, Larissa Teresa;
Eischeid, Isabell.
(2019)
Svalbard reindeer (Rangifer tarandus platyrhynchus). A status report.
2019. ISBN 978-82-7666-427-0. Rapportserie (Norsk polarinstitutt) (151).
Report
-
Peeters, Bart;
Pedersen, Åshild Ønvik;
Loe, Leif Egil;
Isaksen, Ketil;
Veiberg, Vebjørn;
Stien, Audun;
Kohler, Jack;
Gallet, Jean-Charles;
Aanes, Ronny;
Hansen, Brage Bremset.
(2019)
Spatiotemporal patterns of rain-on-snow and basal ice in high Arctic Svalbard: detection of a climate-cryosphere regime shift.
Environmental Research Letters.
volum 14.
Academic article
-
Hansen, Brage Bremset;
Gamelon, Marlène;
Albon, Steve D.;
Lee, Aline Magdalena;
Stien, Audun;
Irvine, Robert Justin;
Sæther, Bernt-Erik;
Loe, Leif Egil;
Ropstad, Erik;
Veiberg, Vebjørn;
Grøtan, Vidar.
(2019)
More frequent extreme climate events stabilize reindeer population dynamics.
Nature Communications.
volum 10 (1).
Academic article
-
Hansen, Brage Bremset;
Pedersen, Åshild Ønvik;
Peeters, Bart;
Le Moullec, Mathilde;
Albon, Steve D.;
Herfindal, Ivar;
Sæther, Bernt-Erik;
Grøtan, Vidar;
Aanes, Ronny.
(2019)
Spatial heterogeneity in climate change effects decouples the long‐term dynamics of wild reindeer populations in the high Arctic.
Global Change Biology.
volum 25 (11).
Academic article
-
Layton-Matthews, Kate;
Hansen, Brage Bremset;
Grøtan, Vidar;
Fuglei, Eva;
Loonen, Maarten J.J.E..
(2019)
Contrasting consequences of climate change for migratory geese: Predation, density dependence and carryover effects offset benefits of high‐arctic warming.
Global Change Biology.
Academic article
-
Layton-Matthews, Kate;
Loonen, Maarten J.J.E.;
Hansen, Brage Bremset;
Coste, Christophe Francois Daniel;
Sæther, Bernt-Erik;
Grøtan, Vidar.
(2019)
Density‐dependent population dynamics of a high Arctic capital breeder, the barnacle goose.
Journal of Animal Ecology.
volum 88 (8).
Academic article
-
Le Moullec, Mathilde;
Pedersen, Åshild Ønvik;
Stien, Audun;
Rosvold, Jørgen;
Hansen, Brage Bremset.
(2019)
A Century of Conservation: The Ongoing Recovery of Svalbard Reindeer.
Journal of Wildlife Management.
volum 83 (8).
Academic article
-
Peeters, Bart;
Le Moullec, Mathilde;
Pedersen, Åshild Ønvik;
Rosvold, Jørgen;
Hansen, Brage Bremset.
(2019)
Human impacts on the distribution, abundance and population genetics of the Svalbard reindeer.
2019.
Report
-
Peeters, Bart;
Le Moullec, Mathilde;
Raeymaekers, Joost A. M.;
Fredricson Marquez, Jonatan;
Røed, Knut;
Pedersen, Åshild Ønvik;
Veiberg, Vebjørn;
Loe, Leif Egil;
Hansen, Brage Bremset.
(2019)
Sea ice loss increases genetic isolation in a high Arctic ungulate metapopulation.
Global Change Biology.
volum 26 (4).
Academic article
2018
-
Pedersen, Åshild Ønvik;
Beumer, Larissa Teresa;
Hansen, Brage Bremset.
(2018)
Til sjøs eller til fjells? Vinterbeite i et endret arktisk landskap.
Villreinen.
Popular scientific article
-
Pedersen, Åshild Ønvik;
Hansen, Brage Bremset;
Loe, Leif Egil;
Ropstad, Erik;
Irvine, Justin R;
Stien, Audun;
Albon, Steve D.;
Paulsen, Ingrid M.;
Beumer, Larissa Teresa;
Eischeid, Isabell;
Le Moullec, Mathilde;
Peeters, Bart;
Soininen, Eeva M;
Aanes, Ronny;
Ravolainen, Virve.
(2018)
When ground-ice replaces fjord-ice: results from a study of GPS-collared Svalbard reindeer females.
2018. ISBN 978-82-7666-421-8. Norwegian Polar Institute Brief Report Series (049).
Report
-
Hansen, Brage Bremset;
Isaksen, Ketil;
Varpe, Øystein.
(2018)
Vinteren 2017–18 er den varmeste noensinne registrert i Arktis.
Aftenposten Vitenskap.
Feature article
-
Karlsen, Stein Rune;
Anderson, Helen B.;
van der Wal, René;
Hansen, Brage Bremset.
(2018)
A new NDVI measure that overcomes data sparsity in cloud-covered regions predicts annual variation in ground-based estimates of high arctic plant productivity.
Environmental Research Letters.
volum 13.
Academic article
-
Le Moullec, Mathilde;
Buchwal, Agata;
van der Wal, René;
Sandal, Lisa;
Hansen, Brage Bremset.
(2018)
Annual ring growth of a widespread high arctic shrub reflects past fluctuations in community‐level plant biomass.
Journal of Ecology.
volum 107 (1).
Academic article
-
Ravolainen, Virve;
Eischeid, Isabell;
Hansen, Brage Bremset;
Pedersen, Åshild Ønvik.
(2018)
Where do trophic interactions happen? A spatial assessment of shared habitat between the three Svalbard herbivores: Svalbard reindeer, Svalbard rock ptarmigan, and pink-footed geese.
2018.
Report
2017
-
Beumer, Larissa Teresa;
Varpe, Øystein;
Hansen, Brage Bremset.
(2017)
Cratering behaviour and faecal C:N ratio in relation to seasonal snow-pack characteristics in a High-Arctic ungulate.
Polar Research.
volum 36 (1).
Academic article
-
Albon, Steve D.;
Irvine, R. Justin;
Halvorsen, Odd;
Langvatn, Rolf;
Loe, Leif Egil;
Ropstad, Erik;
Veiberg, Vebjørn;
van der Wal, René;
Bjørkvoll, Eirin Marie;
Duff, Eugene;
Hansen, Brage Bremset;
Lee, Aline Magdalena;
Tveraa, Torkild;
Stien, Audun.
(2017)
Contrasting effects of summer and winter warming on body mass explain population dynamics in a food-limited Arctic herbivore.
Global Change Biology.
volum 23 (4).
Academic article
-
Le Moullec, Mathilde;
Pedersen, Åshild Ønvik;
Yoccoz, Nigel Gilles;
Aanes, Ronny;
Tufto, Jarle;
Hansen, Brage Bremset.
(2017)
Ungulate population monitoring in an open tundra landscape: distance sampling versus total counts.
Wildlife Biology.
volum 2017.
Academic article
-
Loe, Leif Egil;
Øyjordet, Ingvild;
Veiberg, Vebjørn;
Pedersen, Åshild Ønvik;
Hansen, Brage Bremset;
Stien, Audun.
(2017)
Jakt på svalbardrein – hva er naturlige grenser for fellingsområdene?.
2017.
Report
-
Peeters, Bart;
Veiberg, Vebjørn;
Pedersen, Åshild Ønvik;
Stien, Audun;
Irvine, Robert Justin;
Aanes, Ronny;
Sæther, Bernt-Erik;
Strand, Olav;
Hansen, Brage Bremset.
(2017)
Climate and density dependence cause changes in adult sex ratio in a large Arctic herbivore.
Ecosphere.
volum 8 (2).
Academic article
-
Veiberg, Vebjørn;
Danielsen, Preben;
Loe, Leif Egil;
Stien, Audun;
Peeters, Bart;
Hansen, Brage Bremset;
Irvine, R. Justin;
Ropstad, Erik;
Albon, Steve D.;
Tveraa, Torkild;
Varpe, Øystein.
(2017)
Klimaeffektar på svalbardreinens kalvingstidspunkt.
2017. ISBN 978-82-426-2999-9. NINA rapport (1311).
Report
2016
-
Bjørkvoll, Eirin Marie;
Lee, Aline Magdalena;
Grøtan, Vidar;
Sæther, Bernt-Erik;
Stien, Audun;
Engen, Steinar;
Albon, Steve D.;
Loe, Leif Egil;
Hansen, Brage Bremset.
(2016)
Demographic buffering of life histories? Implications of the choice of measurement scale.
Ecology.
volum 97 (1).
Academic article
-
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.
(2016)
Behavioral buffering of extreme weather events in a high-Arctic herbivore.
Ecosphere.
volum 7 (6).
Academic article
-
Milner, Jos M;
Varpe, Øystein;
van der Wal, René;
Hansen, Brage Bremset.
(2016)
Experimental icing affects growth, mortality, and flowering in a high Arctic dwarf shrub.
Ecology and Evolution.
volum 6 (7).
Academic article
-
Peeters, Bart;
Pedersen, Åshild Ønvik;
Veiberg, Vebjørn;
Aanes, Ronny;
Hansen, Brage Bremset.
(2016)
Kjønnsdiskriminerende klima.
Villreinen.
Popular scientific article
-
Vickers, Hannah;
Høgda, Kjell Arild;
Solbø, Stian;
Karlsen, Stein Rune;
Tømmervik, Hans;
Aanes, Ronny;
Hansen, Brage Bremset.
(2016)
Changes in greening in the high Arctic: Insights from a 30 year AVHRR max NDVI dataset for Svalbard.
Environmental Research Letters.
volum 11 (10).
Academic article
2015
-
Hansen, Brage Bremset;
Isaksen, Ketil;
Loe, Leif Egil;
Haugen, Jan Erik;
Benestad, Rasmus E.;
Milner, Jos M;
van der Wal, René;
Varpe, Øystein.
(2015)
Varmere og våtere svalbardvintre: konsekvenser for natur og samfunn.
2015. MET report (20).
Report
-
Lee, Aline Magdalena;
Bjørkvoll, Eirin Marie;
Hansen, Brage Bremset;
Albon, Steve D.;
Stien, Audun;
Sæther, Bernt-Erik;
Engen, Steinar;
Veiberg, Vebjørn;
Loe, Leif Egil;
Grøtan, Vidar.
(2015)
An integrated population model for a long-lived ungulate: more efficient data use with Bayesian methods.
Oikos.
volum 124 (6).
Academic article
2014
-
Hansen, Brage Bremset;
Varpe, Øystein;
Isaksen, Ketil.
(2014)
Varmere, våtere, villere svalbardvintre.
Svalbardposten.
volum 2014 (46).
Feature article
-
Hansen, Brage Bremset;
Varpe, Øystein;
Isaksen, Ketil.
(2014)
Warm, wet and wild.
Svalbardposten.
Feature article
-
Hansen, Brage Bremset;
Aanes, Ronny.
(2014)
Habituation to humans in a predator-free wild ungulate.
Polar Biology.
volum 38 (2).
Academic article
-
Hansen, Brage Bremset;
Isaksen, Ketil;
Benestad, Rasmus E.;
Kohler, Jack;
Pedersen, Åshild Ø.;
Loe, Leif Egil;
Coulson, Stephen James;
Larsen, Jan Otto;
Varpe, Øystein.
(2014)
Warmer and wetter winters: characteristics and implications of an extreme weather event in the High Arctic.
Environmental Research Letters.
volum 9 (11).
Academic article
-
Pedersen, Åshild Ønvik;
Bårdsen, Bård-Jørgen;
Veiberg, Vebjørn;
Hansen, Brage Bremset.
(2014)
Jegernes egne data. Analyser av jaktstatistikk og kjevemateriale fra svalbardrein.
2014. ISBN 978 82 7666 304 4. Norwegian Polar Institute Brief Report Series (027).
Report
-
Pedersen, Åshild Ønvik;
Josefsen, Terje D.;
Mørk, Torill;
Åsbakk, Kjetil;
Das Neves, Carlos G;
Hansen, Brage Bremset;
Tryland, Morten.
(2014)
Svalbardreinen - økologi, parasitter og sjukdommer.
Norsk Veterinærtidsskrift.
volum 126 (2).
Academic article
2013
-
Hansen, Brage Bremset;
Grøtan, Vidar;
Aanes, Ronny;
Sæther, Bernt-Erik;
Stien, Audun;
Fuglei, Eva;
Ims, Rolf Anker;
Yoccoz, Nigel;
Pedersen, Åshild Ønvik.
(2013)
Climate Events Synchronize the Dynamics of a Resident Vertebrate Community in the High Arctic.
Science.
volum 339 (6117).
Academic article
2012
-
Hansen, Brage Bremset;
Aanes, Ronny.
(2012)
Kelp and seaweed feeding by High-Arctic wild reindeer under extreme winter conditions.
Polar Research.
volum 31.
Academic article
-
Hansen, Brage Bremset;
Veiberg, Vebjørn;
Aanes, Ronny.
(2012)
Material from harvested Svalbard reindeer: Evaluation of the material, the data and their areas of application for research and management.
2012. ISBN 978-82-7666-288-7. Norwegian Polar Institute Brief Report Series (24).
Report
2011
-
Hansen, Brage Bremset;
Aanes, Ronny;
Herfindal, Ivar;
Kohler, Jack;
Sæther, Bernt-Erik.
(2011)
Climate, icing and wild arctic reindeer: past relationships and future prospects.
Ecology.
volum 92 (10).
Academic article
2010
-
Hansen, Brage Bremset;
Aanes, Ronny;
Sæther, Bernt-Erik.
(2010)
Feeding-crater selection by high-arctic reindeer facing ice-blocked pastures.
Canadian Journal of Zoology.
volum 88 (2).
Academic article
-
Hansen, Brage Bremset;
Aanes, Ronny;
Sæther, Bernt-Erik.
(2010)
Partial seasonal migration in high-arctic Svalbard reindeer (Rangifer tarandus platyrhynchus).
Canadian Journal of Zoology.
volum 88 (12).
Academic article
2009
-
Hansen, Brage Bremset;
Aanes, Ronny;
Herfindal, Ivar;
Sæther, Bernt-Erik;
Henriksen, Snorre.
(2009)
Winter habitat-space use in a large arctic herbivore facing contrasting forage abundance.
Polar Biology.
volum 32 (7).
Academic article
-
Hansen, Brage Bremset;
Herfindal, Ivar;
Aanes, Ronny;
Sæther, Bernt-Erik;
Henriksen, Snorre.
(2009)
Functional response in habitat selection and the tradeoffs between foraging niche components in a large herbivore.
Oikos.
volum 118 (6).
Academic article
-
Herfindal, Ivar;
Tremblay, Jean-Pierre;
Hansen, Brage Bremset;
Solberg, Erling Johan;
Heim, Morten;
Sæther, Bernt-Erik.
(2009)
Scale dependency and functional response in moose habitat selection.
Ecography.
volum 32 (5).
Academic article
2008
-
Hansen, Brage Bremset.
(2008)
The Svalbard reindeer (Rangifer tarandus platyrhynchus) and its food base: plant-herbivore interactions in a high-arctic ecosystem.
2008.
Doctoral dissertation
2007
-
Hansen, Brage Bremset;
Henriksen, Snorre;
Aanes, Ronny;
Sæther, Bernt-Erik.
(2007)
Ungulate impact on vegetation in a two-level trophic system.
Polar Biology.
volum 30.
Academic article
2002
-
Hansen, Brage Bremset.
(2002)
Effects of forage depletion on spatial use and feeding strategy in the high arctic Svalbard reindeer (Rangifer tarandus platyrhynchus).
2002.
Thesis at a second degree level
Journal publications
-
Fjelldal, Mari Aas;
Layton-Matthews, Kate;
Lee, Aline Magdalena;
Grøtan, Vidar;
Loonen, Maarten J.J.E.;
Hansen, Brage Bremset.
(2020)
High-Arctic family planning: earlier spring onset advances age at first reproduction in barnacle geese.
Biology Letters.
volum 16 (4).
Academic article
-
Hansen, Brage Bremset;
Lorentzen, Jon Runar;
Welker, Jeffrey M.;
Varpe, Øystein;
Aanes, Ronny;
Beumer, Larissa Teresa;
Pedersen, Åshild Ø..
(2019)
Reindeer turning maritime: Ice-locked tundra triggers changes in dietary niche utilization.
Ecosphere.
volum 10 (4).
Academic article
-
Peeters, Bart;
Pedersen, Åshild Ønvik;
Loe, Leif Egil;
Isaksen, Ketil;
Veiberg, Vebjørn;
Stien, Audun;
Kohler, Jack;
Gallet, Jean-Charles;
Aanes, Ronny;
Hansen, Brage Bremset.
(2019)
Spatiotemporal patterns of rain-on-snow and basal ice in high Arctic Svalbard: detection of a climate-cryosphere regime shift.
Environmental Research Letters.
volum 14.
Academic article
-
Hansen, Brage Bremset;
Gamelon, Marlène;
Albon, Steve D.;
Lee, Aline Magdalena;
Stien, Audun;
Irvine, Robert Justin;
Sæther, Bernt-Erik;
Loe, Leif Egil;
Ropstad, Erik;
Veiberg, Vebjørn;
Grøtan, Vidar.
(2019)
More frequent extreme climate events stabilize reindeer population dynamics.
Nature Communications.
volum 10 (1).
Academic article
-
Hansen, Brage Bremset;
Pedersen, Åshild Ønvik;
Peeters, Bart;
Le Moullec, Mathilde;
Albon, Steve D.;
Herfindal, Ivar;
Sæther, Bernt-Erik;
Grøtan, Vidar;
Aanes, Ronny.
(2019)
Spatial heterogeneity in climate change effects decouples the long‐term dynamics of wild reindeer populations in the high Arctic.
Global Change Biology.
volum 25 (11).
Academic article
-
Layton-Matthews, Kate;
Hansen, Brage Bremset;
Grøtan, Vidar;
Fuglei, Eva;
Loonen, Maarten J.J.E..
(2019)
Contrasting consequences of climate change for migratory geese: Predation, density dependence and carryover effects offset benefits of high‐arctic warming.
Global Change Biology.
Academic article
-
Layton-Matthews, Kate;
Loonen, Maarten J.J.E.;
Hansen, Brage Bremset;
Coste, Christophe Francois Daniel;
Sæther, Bernt-Erik;
Grøtan, Vidar.
(2019)
Density‐dependent population dynamics of a high Arctic capital breeder, the barnacle goose.
Journal of Animal Ecology.
volum 88 (8).
Academic article
-
Le Moullec, Mathilde;
Pedersen, Åshild Ønvik;
Stien, Audun;
Rosvold, Jørgen;
Hansen, Brage Bremset.
(2019)
A Century of Conservation: The Ongoing Recovery of Svalbard Reindeer.
Journal of Wildlife Management.
volum 83 (8).
Academic article
-
Peeters, Bart;
Le Moullec, Mathilde;
Raeymaekers, Joost A. M.;
Fredricson Marquez, Jonatan;
Røed, Knut;
Pedersen, Åshild Ønvik;
Veiberg, Vebjørn;
Loe, Leif Egil;
Hansen, Brage Bremset.
(2019)
Sea ice loss increases genetic isolation in a high Arctic ungulate metapopulation.
Global Change Biology.
volum 26 (4).
Academic article
-
Pedersen, Åshild Ønvik;
Beumer, Larissa Teresa;
Hansen, Brage Bremset.
(2018)
Til sjøs eller til fjells? Vinterbeite i et endret arktisk landskap.
Villreinen.
Popular scientific article
-
Hansen, Brage Bremset;
Isaksen, Ketil;
Varpe, Øystein.
(2018)
Vinteren 2017–18 er den varmeste noensinne registrert i Arktis.
Aftenposten Vitenskap.
Feature article
-
Karlsen, Stein Rune;
Anderson, Helen B.;
van der Wal, René;
Hansen, Brage Bremset.
(2018)
A new NDVI measure that overcomes data sparsity in cloud-covered regions predicts annual variation in ground-based estimates of high arctic plant productivity.
Environmental Research Letters.
volum 13.
Academic article
-
Le Moullec, Mathilde;
Buchwal, Agata;
van der Wal, René;
Sandal, Lisa;
Hansen, Brage Bremset.
(2018)
Annual ring growth of a widespread high arctic shrub reflects past fluctuations in community‐level plant biomass.
Journal of Ecology.
volum 107 (1).
Academic article
-
Beumer, Larissa Teresa;
Varpe, Øystein;
Hansen, Brage Bremset.
(2017)
Cratering behaviour and faecal C:N ratio in relation to seasonal snow-pack characteristics in a High-Arctic ungulate.
Polar Research.
volum 36 (1).
Academic article
-
Albon, Steve D.;
Irvine, R. Justin;
Halvorsen, Odd;
Langvatn, Rolf;
Loe, Leif Egil;
Ropstad, Erik;
Veiberg, Vebjørn;
van der Wal, René;
Bjørkvoll, Eirin Marie;
Duff, Eugene;
Hansen, Brage Bremset;
Lee, Aline Magdalena;
Tveraa, Torkild;
Stien, Audun.
(2017)
Contrasting effects of summer and winter warming on body mass explain population dynamics in a food-limited Arctic herbivore.
Global Change Biology.
volum 23 (4).
Academic article
-
Le Moullec, Mathilde;
Pedersen, Åshild Ønvik;
Yoccoz, Nigel Gilles;
Aanes, Ronny;
Tufto, Jarle;
Hansen, Brage Bremset.
(2017)
Ungulate population monitoring in an open tundra landscape: distance sampling versus total counts.
Wildlife Biology.
volum 2017.
Academic article
-
Peeters, Bart;
Veiberg, Vebjørn;
Pedersen, Åshild Ønvik;
Stien, Audun;
Irvine, Robert Justin;
Aanes, Ronny;
Sæther, Bernt-Erik;
Strand, Olav;
Hansen, Brage Bremset.
(2017)
Climate and density dependence cause changes in adult sex ratio in a large Arctic herbivore.
Ecosphere.
volum 8 (2).
Academic article
-
Bjørkvoll, Eirin Marie;
Lee, Aline Magdalena;
Grøtan, Vidar;
Sæther, Bernt-Erik;
Stien, Audun;
Engen, Steinar;
Albon, Steve D.;
Loe, Leif Egil;
Hansen, Brage Bremset.
(2016)
Demographic buffering of life histories? Implications of the choice of measurement scale.
Ecology.
volum 97 (1).
Academic article
-
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.
(2016)
Behavioral buffering of extreme weather events in a high-Arctic herbivore.
Ecosphere.
volum 7 (6).
Academic article
-
Milner, Jos M;
Varpe, Øystein;
van der Wal, René;
Hansen, Brage Bremset.
(2016)
Experimental icing affects growth, mortality, and flowering in a high Arctic dwarf shrub.
Ecology and Evolution.
volum 6 (7).
Academic article
-
Peeters, Bart;
Pedersen, Åshild Ønvik;
Veiberg, Vebjørn;
Aanes, Ronny;
Hansen, Brage Bremset.
(2016)
Kjønnsdiskriminerende klima.
Villreinen.
Popular scientific article
-
Vickers, Hannah;
Høgda, Kjell Arild;
Solbø, Stian;
Karlsen, Stein Rune;
Tømmervik, Hans;
Aanes, Ronny;
Hansen, Brage Bremset.
(2016)
Changes in greening in the high Arctic: Insights from a 30 year AVHRR max NDVI dataset for Svalbard.
Environmental Research Letters.
volum 11 (10).
Academic article
-
Lee, Aline Magdalena;
Bjørkvoll, Eirin Marie;
Hansen, Brage Bremset;
Albon, Steve D.;
Stien, Audun;
Sæther, Bernt-Erik;
Engen, Steinar;
Veiberg, Vebjørn;
Loe, Leif Egil;
Grøtan, Vidar.
(2015)
An integrated population model for a long-lived ungulate: more efficient data use with Bayesian methods.
Oikos.
volum 124 (6).
Academic article
-
Hansen, Brage Bremset;
Varpe, Øystein;
Isaksen, Ketil.
(2014)
Varmere, våtere, villere svalbardvintre.
Svalbardposten.
volum 2014 (46).
Feature article
-
Hansen, Brage Bremset;
Varpe, Øystein;
Isaksen, Ketil.
(2014)
Warm, wet and wild.
Svalbardposten.
Feature article
-
Hansen, Brage Bremset;
Aanes, Ronny.
(2014)
Habituation to humans in a predator-free wild ungulate.
Polar Biology.
volum 38 (2).
Academic article
-
Hansen, Brage Bremset;
Isaksen, Ketil;
Benestad, Rasmus E.;
Kohler, Jack;
Pedersen, Åshild Ø.;
Loe, Leif Egil;
Coulson, Stephen James;
Larsen, Jan Otto;
Varpe, Øystein.
(2014)
Warmer and wetter winters: characteristics and implications of an extreme weather event in the High Arctic.
Environmental Research Letters.
volum 9 (11).
Academic article
-
Pedersen, Åshild Ønvik;
Josefsen, Terje D.;
Mørk, Torill;
Åsbakk, Kjetil;
Das Neves, Carlos G;
Hansen, Brage Bremset;
Tryland, Morten.
(2014)
Svalbardreinen - økologi, parasitter og sjukdommer.
Norsk Veterinærtidsskrift.
volum 126 (2).
Academic article
-
Hansen, Brage Bremset;
Grøtan, Vidar;
Aanes, Ronny;
Sæther, Bernt-Erik;
Stien, Audun;
Fuglei, Eva;
Ims, Rolf Anker;
Yoccoz, Nigel;
Pedersen, Åshild Ønvik.
(2013)
Climate Events Synchronize the Dynamics of a Resident Vertebrate Community in the High Arctic.
Science.
volum 339 (6117).
Academic article
-
Hansen, Brage Bremset;
Aanes, Ronny.
(2012)
Kelp and seaweed feeding by High-Arctic wild reindeer under extreme winter conditions.
Polar Research.
volum 31.
Academic article
-
Hansen, Brage Bremset;
Aanes, Ronny;
Herfindal, Ivar;
Kohler, Jack;
Sæther, Bernt-Erik.
(2011)
Climate, icing and wild arctic reindeer: past relationships and future prospects.
Ecology.
volum 92 (10).
Academic article
-
Hansen, Brage Bremset;
Aanes, Ronny;
Sæther, Bernt-Erik.
(2010)
Feeding-crater selection by high-arctic reindeer facing ice-blocked pastures.
Canadian Journal of Zoology.
volum 88 (2).
Academic article
-
Hansen, Brage Bremset;
Aanes, Ronny;
Sæther, Bernt-Erik.
(2010)
Partial seasonal migration in high-arctic Svalbard reindeer (Rangifer tarandus platyrhynchus).
Canadian Journal of Zoology.
volum 88 (12).
Academic article
-
Hansen, Brage Bremset;
Aanes, Ronny;
Herfindal, Ivar;
Sæther, Bernt-Erik;
Henriksen, Snorre.
(2009)
Winter habitat-space use in a large arctic herbivore facing contrasting forage abundance.
Polar Biology.
volum 32 (7).
Academic article
-
Hansen, Brage Bremset;
Herfindal, Ivar;
Aanes, Ronny;
Sæther, Bernt-Erik;
Henriksen, Snorre.
(2009)
Functional response in habitat selection and the tradeoffs between foraging niche components in a large herbivore.
Oikos.
volum 118 (6).
Academic article
-
Herfindal, Ivar;
Tremblay, Jean-Pierre;
Hansen, Brage Bremset;
Solberg, Erling Johan;
Heim, Morten;
Sæther, Bernt-Erik.
(2009)
Scale dependency and functional response in moose habitat selection.
Ecography.
volum 32 (5).
Academic article
-
Hansen, Brage Bremset;
Henriksen, Snorre;
Aanes, Ronny;
Sæther, Bernt-Erik.
(2007)
Ungulate impact on vegetation in a two-level trophic system.
Polar Biology.
volum 30.
Academic article
Report
-
Le Moullec, Mathilde;
Isaksen, Ketil;
Petit Bon, Matteo;
Jónsdóttir, Ingibjörg Svala;
Varpe, Øystein;
Hendel, Anna-Lena;
Beumer, Larissa Teresa;
Hansen, Brage Bremset.
(2019)
Towards rainy Arctic winters: effects of experimental icing on tundra plants and their soil conditions.
2019. MET report (08/2019).
Report
-
Pedersen, Åshild Ønvik;
Paulsen, Ingrid M.;
Albon, Steven;
Arntsen, Gustav Busch;
Hansen, Brage Bremset;
Langvatn, Rolf;
Loe, Leif Egil;
Le Moullec, Mathilde;
Overrein, Øystein;
Peeters, Bart;
Ravolainen, Virve;
Ropstad, Erik;
Stien, Audun;
Tyler, Nicholas J. C.;
Veiberg, Vebjørn;
van der Wal, René;
Andersen, Roy;
Beumer, Larissa Teresa;
Eischeid, Isabell.
(2019)
Svalbard reindeer (Rangifer tarandus platyrhynchus). A status report.
2019. ISBN 978-82-7666-427-0. Rapportserie (Norsk polarinstitutt) (151).
Report
-
Peeters, Bart;
Le Moullec, Mathilde;
Pedersen, Åshild Ønvik;
Rosvold, Jørgen;
Hansen, Brage Bremset.
(2019)
Human impacts on the distribution, abundance and population genetics of the Svalbard reindeer.
2019.
Report
-
Pedersen, Åshild Ønvik;
Hansen, Brage Bremset;
Loe, Leif Egil;
Ropstad, Erik;
Irvine, Justin R;
Stien, Audun;
Albon, Steve D.;
Paulsen, Ingrid M.;
Beumer, Larissa Teresa;
Eischeid, Isabell;
Le Moullec, Mathilde;
Peeters, Bart;
Soininen, Eeva M;
Aanes, Ronny;
Ravolainen, Virve.
(2018)
When ground-ice replaces fjord-ice: results from a study of GPS-collared Svalbard reindeer females.
2018. ISBN 978-82-7666-421-8. Norwegian Polar Institute Brief Report Series (049).
Report
-
Ravolainen, Virve;
Eischeid, Isabell;
Hansen, Brage Bremset;
Pedersen, Åshild Ønvik.
(2018)
Where do trophic interactions happen? A spatial assessment of shared habitat between the three Svalbard herbivores: Svalbard reindeer, Svalbard rock ptarmigan, and pink-footed geese.
2018.
Report
-
Loe, Leif Egil;
Øyjordet, Ingvild;
Veiberg, Vebjørn;
Pedersen, Åshild Ønvik;
Hansen, Brage Bremset;
Stien, Audun.
(2017)
Jakt på svalbardrein – hva er naturlige grenser for fellingsområdene?.
2017.
Report
-
Veiberg, Vebjørn;
Danielsen, Preben;
Loe, Leif Egil;
Stien, Audun;
Peeters, Bart;
Hansen, Brage Bremset;
Irvine, R. Justin;
Ropstad, Erik;
Albon, Steve D.;
Tveraa, Torkild;
Varpe, Øystein.
(2017)
Klimaeffektar på svalbardreinens kalvingstidspunkt.
2017. ISBN 978-82-426-2999-9. NINA rapport (1311).
Report
-
Hansen, Brage Bremset;
Isaksen, Ketil;
Loe, Leif Egil;
Haugen, Jan Erik;
Benestad, Rasmus E.;
Milner, Jos M;
van der Wal, René;
Varpe, Øystein.
(2015)
Varmere og våtere svalbardvintre: konsekvenser for natur og samfunn.
2015. MET report (20).
Report
-
Pedersen, Åshild Ønvik;
Bårdsen, Bård-Jørgen;
Veiberg, Vebjørn;
Hansen, Brage Bremset.
(2014)
Jegernes egne data. Analyser av jaktstatistikk og kjevemateriale fra svalbardrein.
2014. ISBN 978 82 7666 304 4. Norwegian Polar Institute Brief Report Series (027).
Report
-
Hansen, Brage Bremset;
Veiberg, Vebjørn;
Aanes, Ronny.
(2012)
Material from harvested Svalbard reindeer: Evaluation of the material, the data and their areas of application for research and management.
2012. ISBN 978-82-7666-288-7. Norwegian Polar Institute Brief Report Series (24).
Report
-
Hansen, Brage Bremset.
(2008)
The Svalbard reindeer (Rangifer tarandus platyrhynchus) and its food base: plant-herbivore interactions in a high-arctic ecosystem.
2008.
Doctoral dissertation
-
Hansen, Brage Bremset.
(2002)
Effects of forage depletion on spatial use and feeding strategy in the high arctic Svalbard reindeer (Rangifer tarandus platyrhynchus).
2002.
Thesis at a second degree level