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Halvor Knutsen

Halvor Knutsen

D-Index & Metrics

Ecology and Evolution

D-Index
44
Citations
6053
World Ranking
5163
National Ranking
77

Overview

Halvor Knutsen is affiliated with the University of Agder in Norway and has contributed extensively to research in environmental science and biochemistry, genetics, and molecular biology. Their work primarily focuses on marine and fisheries research, fish ecology and management studies, as well as genetic diversity and population structure.

The scientist has published numerous papers across a range of scientific journals. Notable recent papers include:

  • Highly mixed impacts of near-future climate change on stock productivity proxies in the North East Atlantic, 2021, Fish and Fisheries
  • Stabilizing selection on Atlantic cod supergenes through a millennium of extensive exploitation, 2022, Proceedings of the National Academy of Sciences
  • Combining population genomics with demographic analyses highlights habitat patchiness and larval dispersal as determinants of connectivity in coastal fish species, 2022, Molecular Ecology
  • First measurements of field metabolic rate in wild juvenile fishes show strong thermal sensitivity but variations between sympatric ecotypes, 2020, Oikos
  • Disparate movement behavior and feeding ecology in sympatric ecotypes of Atlantic cod, 2021, Ecology and Evolution

Their frequent coauthors reflect collaboration with several researchers including Per Erik Jorde, Carl André, Marte Sodeland, Even Moland, and Esben Moland Olsen.

Major publication venues where the scientist's work appears include:

  • ICES Journal of Marine Science
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Evolutionary Applications
  • Ecology and Evolution
  • Fish and Fisheries

Halvor Knutsen's research spans several subfields of study, including global and planetary change, genetics, ecology, nature and landscape conservation, and molecular biology. Their focus on topics extends to marine bivalve and aquaculture studies, identification and quantification in food, coral and marine ecosystems studies, and genetic and phenotypic traits in livestock.

The scientist has also contributed to book publications, with works published by TemaNord and Nordic Council of Ministers eBooks. Titles include:

  • Improving nature management and marine protection in Skagerrak: Knowledge synthesis for conservation planning, ecosystem-based fisheries management and expanding offshore wind farms, 2025
  • Spatial population structure and connectivity among marine populations in the Skagerrak: implications for marine biodiversity conservation, 2024

Best Publications

  • Fine-scaled geographical population structuring in a highly mobile marine species: the Atlantic cod.

    H. Knutsen;P. E. Jorde;C. Andre;N. Chr. Stenseth

  • BioTIME: A database of biodiversity time series for the Anthropocene

    Maria Dornelas;Laura H. Antão;Laura H. Antão;Faye Moyes;Amanda E. Bates;Amanda E. Bates

  • Are low but statistically significant levels of genetic differentiation in marine fishes 'biologically meaningful'? A case study of coastal Atlantic cod.

    H. Knutsen;E. M. Olsen;P. E. Jorde;S. H. Espeland

  • Adaptation to Low Salinity Promotes Genomic Divergence in Atlantic Cod (Gadus morhua L.)

    Paul Ragnar Berg;Sissel Jentoft;Bastiaan Star;Kristoffer Hofaker Ring

  • Three chromosomal rearrangements promote genomic divergence between migratory and stationary ecotypes of Atlantic cod

    Paul Ragnar Berg;Bastiaan Star;Christophe Pampoulie;Marte Sodeland

  • Genome architecture enables local adaptation of Atlantic cod despite high connectivity.

    Julia Maria Isis Barth;Paul Ragnar Berg;Per R Jonsson;Sara Bonanomi;Sara Bonanomi

  • 'Islands of divergence' in the Atlantic cod genome represent polymorphic chromosomal rearrangements.

    Marte Sodeland;Per Erik Jorde;Sigbjørn Lien;Sissel Jentoft

  • Lobster and cod benefit from small-scale northern marine protected areas: inference from an empirical before–after control-impact study

    Even Moland;Esben Moland Olsen;Esben Moland Olsen;Halvor Knutsen;Halvor Knutsen;Pauline Garrigou

  • Egg distribution, bottom topography and small-scale cod population structure in a coastal marine system

    Halvor Knutsen;Esben Moland Olsen;Lorenzo Ciannelli;Sigurd Heiberg Espeland

  • Spatial scale of genetic structuring in coastal cod Gadus morhua and geographic extent of local populations

    Per Erik Jorde;Halvor Knutsen;Sigurd Heiberg Espeland;Nils Christian Stenseth

  • Food of anadromous brown trout at sea

    J. A. Knutsen;H. Knutsen;J. Gjøsæter;B. Jonsson

  • Transport of North Sea cod larvae into the Skagerrak coastal populations.

    Halvor Knutsen;Carl André;Per Erik Jorde;Morten D. Skogen

  • Temperature-associated habitat selection in a cold-water marine fish.

    Carla Freitas;Carla Freitas;Esben Moland Olsen;Esben Moland Olsen;Halvor Knutsen;Halvor Knutsen;Jon Albretsen

  • Climate and population density drive changes in cod body size throughout a century on the Norwegian coast.

    Lauren A. Rogers;Leif C. Stige;Esben M. Olsen;Halvor Knutsen

  • Ancient DNA reveals the Arctic origin of Viking Age cod from Haithabu, Germany

    Bastiaan Star;Sanne Boessenkool;Agata Teresa Gondek;Elena A. Nikulina

  • Small-scale biocomplexity in coastal Atlantic cod supporting a Darwinian perspective on fisheries management.

    Esben Moland Olsen;Halvor Knutsen;Jakob Gjøsæter;Per Erik Jorde

  • Disentangling structural genomic and behavioural barriers in a sea of connectivity.

    Julia Maria Isis Barth;Julia Maria Isis Barth;David Villegas-Ríos;Carla Freitas;Even Moland

  • Small-scale genetic structure in a marine population in relation to water circulation and egg characteristics.

    Lorenzo Ciannelli;Halvor Knutsen;Esben Moland Olsen;Sigurd Heiberg Espeland

  • Genetic differentiation among populations of the beetle Bolitophagus reticulatus (Coleoptera: tenebrionidae) in a fragmented and a continuous landscape.

    Halvor Knutsen;Bjørn Arne Rukke;Per Erik Jorde;Rolf A Ims

  • Behavioral responses of Atlantic cod to sea temperature changes

    Carla Freitas;Esben Moland Olsen;Even Moland;Lorenzo Ciannelli

  • Life-history variation among local populations of Atlantic cod from the Norwegian Skagerrak coast

    E. M. Olsen;H. Knutsen;J. Gjøsæter;P. E. Jorde

Frequent Co-Authors

Esben Moland Olsen
Esben Moland Olsen University of Agder
Per Erik Jorde
Per Erik Jorde University of Oslo
Carl André
Carl André University of Gothenburg
Nils Chr. Stenseth
Nils Chr. Stenseth University of Oslo
Jeffrey A. Hutchings
Jeffrey A. Hutchings Dalhousie University
Kjetill S. Jakobsen
Kjetill S. Jakobsen University of Oslo
Lorenzo Ciannelli
Lorenzo Ciannelli Oregon State University
A. Rus Hoelzel
A. Rus Hoelzel Durham University
Peter Grønkjær
Peter Grønkjær Aarhus University
Christoph F. J. Meyer
Christoph F. J. Meyer University of Salford

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