Category Archives: Publications

Whole genome sequencing reveals how plasticity and genetic differentiation underlie sympatric morphs of Arctic charr.

Now published in Molecular Ecology Whole genome sequencing reveals how plasticity and genetic differentiation underlie sympatric morphs of Arctic charr. https://onlinelibrary.wiley.com/doi/10.1111/mec.70085 ABSTRACT Salmonids have a remarkable ability to form sympatric morphs after postglacial colonisation of freshwater lakes. These morphs often … Continue reading

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Submission: Whole genome sequencing reveals how plasticity and genetic differentiation underlie sympatric morphs of Arctic charr

Whole genome sequencing reveals how plasticity and genetic differentiation underlie sympatric morphs of Arctic charr Khrystyna Kurta , Mariano Olivera Fedi , and many others. Submitted to Nature Ecology and Evolution, and then Nature Communications. Salmonids have a remarkable ability … Continue reading

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Preprint: Gene flow and habitat heterogeneity shape coexistence dynamics of Arctic charr morphs in connected lakes

Han Xiao, Arnar Palsson, Zophonías Oddur Jónsson, et al. Gene flow and habitat heterogeneity shape coexistence dynamics of Arctic charr morphs in connected lakes. Authorea. December 27, 2024. DOI: 10.22541/au.173531304.47377188/v1 Submitted to Molecular Ecology. Abstract Sympatric morphs provide valuable systems … Continue reading

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Preprint: Variation of tooth traits in ecologically specialized and sympatric morphs

Variation of tooth traits in ecologically specialized and sympatric morphs Guðbjörg Ósk Jónsdóttir*, Finnur Ingimarsson, Sigurður Sveinn Snorrason, Sarah Elizabeth Steele, Arnar Pálsson. Submitted to Evolutionary Biology, link to bioRxiv. GOJ: https://orcid.org/0009-0008-0502-5553 FI: https://orcid.org/0000-0002-0815-7622 SES: https://orcid.org/0000-0001-8404-5537 AP: https://orcid.org/0000-0002-6525-8112 Abstract Differences … Continue reading

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Uppeldissvæði laxfiska í Þingvallavatni og tengdum ám

  Now published in the Icelandic Naturalist. Areas used by Salmonid juveniles in Lake Þingvallavatn and connected rivers. Uppeldissvæði laxfiska í Þingvallavatni og tengdum ám (in icelandic, w. English abstract). Guðbjörg Ósk Jónsdóttir, Benóný Jónsson, Magnús Jóhannsson og Arnar Pálsson.  … Continue reading

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Skírnir

In January 2023 I was asked to give a historical account of the discovery of DNA helix in a local medical conference. From that I wrote a little piece about the discovery and discussed how DNA is seriously overinterpreted in … Continue reading

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Diversity in the internal functional feeding elements of sympatric morphs of Arctic charr (Salvelinus alpinus)

Guðbjörg´s first paper is now published in PLoS-One. Jónsdóttir GÓ, von Elm L-M, Ingimarsson F, Tersigni S, Snorrason SS, Pálsson A, et al. (2024) Diversity in the internal functional feeding elements of sympatric morphs of Arctic charr (Salvelinus alpinus). PLoS … Continue reading

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The prey availability and diet of juvenile Atlantic salmon (Salmo salar L.) in low-productivity rivers in northern Europe

The prey availability and diet of juvenile Atlantic salmon (Salmo salar L.) in low-productivity rivers in northern Europe accepted for publication in the Journal of Fish Biology. http://doi.org/10.1111/jfb.15757  Authors: Sum Yi Lai1,2,  Arnar Pálsson2, Guðni Guðbergsson1, Ingi Rúnar Jónsson1, Jón … Continue reading

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Symposium of Molecular Evolution: In Honor of Marty Kreitman’s Scientific Career

It was at the Drosophila meeting in San Diego 10-14th of April 2002. I had arrived with my uncle Einar Arnason and his late wife Betty, after driving down from Passadena. In the ginormous reception ball room we snacked and … Continue reading

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(Icelandic) Diversity of bones - resubmission in progress

The manuscript got quite favorable replies. https://www.biorxiv.org/content/10.1101/2023.02.17.528955v2  We are continuing uploading the figures to Figshare+ and code to Github. And adjusting the figures with new colour-blind friendlier palette. See for instance.

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