Author

Jóhannis Danielsen

HavstovanORCID 0000-0002-9775-4786Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Signature Assays, Organisms & Methods

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Research Focus:benchmarking· 1 Research Focus:ecology & biodiversity· 1 Approach:experimental assay· 1 Research Focus:gene regulatory network inference· 1 Research Focus:genome assembly· 1 Research Focus:host-pathogen & immune response· 1 Approach:statistical model· 1 Research Focus:variant calling· 1

Frequent Co-Authors

Hallvard StrømiD· 2 shared A. Palsdottir· 1 shared A. Purdie· 1 shared B. Olsen· 1 shared Bastiaan StariD· 1 shared Dawn E. BalmeriD· 1 shared Deborah M. LeighiD· 1 shared E. Burton· 1 shared

Activity by Year

2021-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 31 mutual co-author links

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2 shared papersEcology

Hallvard StrømORCID

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Author profile →

2 papers

Recent·Most cited

AN UPDATED POPULATION ESTIMATE FOR NORTHERN GANNETS ACROSS THEIR NORTH-EAST ATLANTIC BREEDING RANGE FOLLOWING THE 2022 OUTBREAK OF HIGH PATHOGENICITY AVIAN INFLUENZA

L. Quinn, Jana W. E. Jeglinski, Svenja N.V. Auhage, Dawn E. Balmer, I. Støyle Bringsvor, E. Burton, Johan H Funder Castenschiold, Signe Christensen‐Dalsgaard, Jóhannis Danielsen, Jochen Dierschke, А.В. Ежов, Gudmundsson G. A., Tom Hart, Mark John Jessopp, R. Jones, , S. Wanless

This study updates the population estimate for northern gannets in the North-East Atlantic after a 2022 HPAI outbreak, showing a 17% decline in occupied sites.

bioRxiv · Apr 28, 2026 · PreprintEcology

Complex population structure of the Atlantic puffin revealed by whole genome analyses

Oliver Kersten, Bastiaan Star, Deborah M. Leigh, Tycho Anker‐Nilssen, Hallvard Strøm, Jóhannis Danielsen, Sébastien Descamps, Kjell Einar Erikstad, Michelle G. Fitzsimmons, Jérôme Fort, Erpur Snær Hansen, Mike Harris, Martin Irestedt, Oddmund Kleven, Mark L. Mallory, , Sanne Boessenkool

This study uses whole genome analyses of Atlantic puffins to reveal complex population structure, identifying four genetically distinct clusters and a secondary contact zone, challenging current taxonomy.

Communications Biology · Jul 29, 2021Peer-reviewedGenomics