Bjarni K Kristjánsson

Affiliations

Department of Aquaculture and Fish Biology Hólar University Skagafjörður Iceland.

ORCID: https://orcid.org/0000-0001-6984-5771

Publications (22)

Drift versus selection as drivers of phenotypic divergence at small spatial scales: The case of Belgjarskógur threespine stickleback.

Ecology and evolution

Avec: Mathew Seymour , Katja Räsänen ,

A way forward with eco evo devo: an extended theory of resource polymorphism with postglacial fishes as model systems.

Biological reviews of the Cambridge Philosophical Society

Avec: Skúli Skúlason , Kevin J Parsons , Richard Svanbäck , Katja Räsänen , Moira M Ferguson , Colin E Adams , Per-Arne Amundsen , Pia Bartels , Colin W Bean , Janette W Boughman , Göran Englund , Jóhannes Guðbrandsson , Oliver E Hooker , Alan G Hudson , Kimmo K Kahilainen , Rune Knudsen , Camille A-L Leblanc , Zophonías Jónsson , Gunnar Öhlund , Carl Smith , Sigurður S Snorrason

Variation in egg size and offspring phenotype among and within seven Arctic charr morphs.

Ecology and evolution

Avec: Samantha V Beck , Katja Räsänen , Skúli Skúlason , Zophonías O Jónsson , Markos Tsinganis , Camille A Leblanc

Repeatability of Adaptive Radiation Depends on Spatial Scale: Regional Versus Global Replicates of Stickleback in Lake Versus Stream Habitats.

The Journal of heredity

Avec: Antoine Paccard , Dieta Hanson , Yoel E Stuart , Frank A von Hippel , Martin Kalbe , Tom Klepaker , Skúli Skúlason , Daniel I Bolnick , Andrew P Hendry , Rowan D H Barrett

Fine scale diversity in the lava: genetic and phenotypic diversity in small populations of Arctic charr Salvelinus alpinus.

BMC ecology and evolution

Avec: Camille A Leblanc , Katja Räsänen , Michael Morrissey , Skúli Skúlason , Moira Ferguson ,

Differences among families in craniofacial shape at early life-stages of Arctic charr (Salvelinus alpinus).

BMC developmental biology

Avec: Samantha V Beck , Katja Räsänen , Camille A Leblanc , Skúli Skúlason , Zophonías O Jónsson ,

Bacterial diversity in Icelandic cold spring sources and in relation to the groundwater amphipod Crangonyx islandicus.

PloS one

Avec: Ragnhildur Guðmundsdóttir , Agnes-Katharina Kreiling , Bjarni Kristófer Kristjánsson , Viggó Þór Marteinsson , Snæbjörn Pálsson

A warmer environment can reduce sociability in an ectotherm.

Global change biology

Avec: Natalie Pilakouta , Patrick J O'Donnell , Amélie Crespel , Marie Levet , Marion Claireaux , Joseph L Humble , Skúli Skúlason , Jan Lindström , Neil B Metcalfe , Shaun S Killen , Kevin J Parsons

Genome-phenotype-environment associations identify signatures of selection in a panmictic population of threespine stickleback.

Molecular ecology

Avec: Kasha Strickland , Katja Räsänen , Bjarni Kristofer Kristjánsson , Joseph S Phillips , Arni Einarsson , Ragna G Snorradóttir , Mireia Bartrons , Zophonías Oddur Jónsson

Demographic Basis of Spatially Structured Fluctuations in a Threespine Stickleback Metapopulation.

The American naturalist

Avec: Joseph S Phillips , Árni Einarsson , Kasha Strickland , Anthony R Ives , Katja Räsänen

Multigenerational exposure to elevated temperatures leads to a reduction in standard metabolic rate in the wild.

Functional ecology

Avec: Natalie Pilakouta , Shaun S Killen , Skúli Skúlason , Jan Lindström , Neil B Metcalfe , Kevin J Parsons

Variation in parasite resistance of Arctic charr,

Ecology and evolution

Avec: Anssi Karvonen , Samantha V Beck , Skúli Skúlason , Camille A Leblanc

Re-identification of individuals from images using spot constellations: a case study in Arctic charr (

Royal Society open science

Avec: Ignacy T De Bicki , Elizabeth A Mittell , Camille A Leblanc , Michael B Morrissey , Kasim Terzić

Microevolutionary change in wild stickleback: Using integrative time-series data to infer responses to selection.

Proceedings of the National Academy of Sciences of the United States of America

Avec: Kasha Strickland , Blake Matthews , Zophonías O Jónsson , Joseph S Phillips , Árni Einarsson , Katja Räsänen

Invertebrate biodiversity in cold groundwater fissures in Iceland.

Ecology and evolution

Avec: Jónína H Ólafsdóttir , Jóhann G Þorbjörnsson , Jón S Ólafsson

Gene expression in the phenotypically plastic Arctic charr (Salvelinus alpinus): A focus on growth and ossification at early stages of development.

Evolution & development

Avec: Samantha V Beck , Katja Räsänen , Ehsan P Ahi , Skúli Skúlason , Zophonías O Jónsson , Camille A Leblanc

Invertebrate communities in springs across a gradient in thermal regimes.

PloS one

Avec: Agnes-Katharina Kreiling , Daniel P Govoni , Snæbjörn Pálsson , Jón S Ólafsson ,

Testing the predictability of morphological evolution in contrasting thermal environments.

Evolution; international journal of organic evolution

Avec: Natalie Pilakouta , Joseph L Humble , Iain D C Hill , Jessica Arthur , Ana P B Costa , Bethany A Smith , Skúli Skúlason , Shaun S Killen , Jan Lindström , Neil B Metcalfe , Kevin J Parsons

Geothermal stickleback populations prefer cool water despite multigenerational exposure to a warm environment.

Ecology and evolution

Avec: Natalie Pilakouta , Shaun S Killen , Skúli Skúlason , Jan Lindström , Neil B Metcalfe , Kevin J Parsons

Experimental evidence for adaptive divergence in response to a warmed habitat reveals roles for morphology, allometry and parasite resistance.

Ecology and evolution

Avec: Bethany A Smith , Ana P B Costa , Kevin J Parsons

Invertebrate diversity in groundwater-filled lava caves is influenced by both neutral- and niche-based processes.

Ecology and evolution

Avec: Doriane Combot , Anett Reilent , Joseph S Phillips , Camille A-L Leblanc

The role of neutral and adaptive evolutionary processes on patterns of genetic diversity across small cave-dwelling populations of Icelandic Arctic charr (

Ecology and evolution

Avec: Braden J Judson , Camille A-L Leblanc , Moira M Ferguson

Réseau de co-auteurs

Skúli Skúlason 11 collaborations

Katja Räsänen 9 collaborations

Kevin J Parsons 6 collaborations

Camille A Leblanc 6 collaborations

Samantha V Beck 4 collaborations

Zophonías O Jónsson 4 collaborations

Natalie Pilakouta 4 collaborations

Jan Lindström 4 collaborations

Neil B Metcalfe 4 collaborations

Shaun S Killen 4 collaborations

Joseph S Phillips 4 collaborations

Camille A-L Leblanc 3 collaborations

Kasha Strickland 3 collaborations

Moira M Ferguson 2 collaborations

Agnes-Katharina Kreiling 2 collaborations

Snæbjörn Pálsson 2 collaborations

Joseph L Humble 2 collaborations

Árni Einarsson 2 collaborations

Jón S Ólafsson 2 collaborations

Ana P B Costa 2 collaborations

Bethany A Smith 2 collaborations

Mathew Seymour 1 collaboration

Richard Svanbäck 1 collaboration

Colin E Adams 1 collaboration

Per-Arne Amundsen 1 collaboration

Pia Bartels 1 collaboration

Colin W Bean 1 collaboration

Janette W Boughman 1 collaboration

Göran Englund 1 collaboration

Jóhannes Guðbrandsson 1 collaboration

Oliver E Hooker 1 collaboration

Alan G Hudson 1 collaboration

Kimmo K Kahilainen 1 collaboration

Rune Knudsen 1 collaboration

Zophonías Jónsson 1 collaboration

Gunnar Öhlund 1 collaboration

Carl Smith 1 collaboration

Sigurður S Snorrason 1 collaboration

Markos Tsinganis 1 collaboration

Antoine Paccard 1 collaboration

Dieta Hanson 1 collaboration

Yoel E Stuart 1 collaboration

Frank A von Hippel 1 collaboration

Martin Kalbe 1 collaboration

Tom Klepaker 1 collaboration

Daniel I Bolnick 1 collaboration

Andrew P Hendry 1 collaboration

Rowan D H Barrett 1 collaboration

Michael Morrissey 1 collaboration

Moira Ferguson 1 collaboration

Ragnhildur Guðmundsdóttir 1 collaboration

Bjarni Kristófer Kristjánsson 1 collaboration

Viggó Þór Marteinsson 1 collaboration

Patrick J O'Donnell 1 collaboration

Amélie Crespel 1 collaboration

Marie Levet 1 collaboration

Marion Claireaux 1 collaboration

Bjarni Kristofer Kristjánsson 1 collaboration

Arni Einarsson 1 collaboration

Ragna G Snorradóttir 1 collaboration

Mireia Bartrons 1 collaboration

Zophonías Oddur Jónsson 1 collaboration

Anthony R Ives 1 collaboration

Anssi Karvonen 1 collaboration

Ignacy T De Bicki 1 collaboration

Elizabeth A Mittell 1 collaboration

Michael B Morrissey 1 collaboration

Kasim Terzić 1 collaboration

Blake Matthews 1 collaboration

Jónína H Ólafsdóttir 1 collaboration

Jóhann G Þorbjörnsson 1 collaboration

Ehsan P Ahi 1 collaboration

Daniel P Govoni 1 collaboration

Iain D C Hill 1 collaboration

Jessica Arthur 1 collaboration

Doriane Combot 1 collaboration

Anett Reilent 1 collaboration

Braden J Judson 1 collaboration