World's Best Scientists 2026 revealed!
Per Erik Jorde

Per Erik Jorde

D-Index & Metrics

Ecology and Evolution

D-Index
37
Citations
5135
World Ranking
6905
National Ranking
118

Per Erik Jorde publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Per Erik Jorde sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 88 publications — 11th percentile

11% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Per Erik Jorde D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Per Erik Jorde sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 37 D-Index — 20th percentile

20% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Per Erik Jorde is affiliated with the University of Oslo in Norway. Their research spans multiple key areas within environmental science and biochemistry, genetics, and molecular biology. Their work frequently focuses on genetic diversity and population structure as well as marine and fisheries research.

The primary fields of study represented in their publications include:

  • Environmental Science
  • Biochemistry, Genetics and Molecular Biology

They have contributed to several important subfields, such as:

  • Global and Planetary Change
  • Genetics
  • Nature and Landscape Conservation
  • Ecology
  • Molecular Biology

The main research topics addressed in their work are:

  • Genetic diversity and population structure
  • Marine and fisheries research
  • Fish Ecology and Management Studies
  • Marine Bivalve and Aquaculture Studies
  • Identification and Quantification in Food
  • Genetic and phenotypic traits in livestock
  • Species Distribution and Climate Change

Jorde's recent peer-reviewed papers reflect their focus on marine populations, genetics, and ecological connectivity. Significant publications include:

  • Genomic analysis reveals neutral and adaptive patterns that challenge the current management regime for East Atlantic cod Gadus morhua L, 2020, Evolutionary Applications
  • 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
  • Geographic variation in gene flow from a genetically distinct migratory ecotype drives population genetic structure of coastal Atlantic cod (Gadus morhua L.), 2022, Evolutionary Applications

Their publication record shows frequent collaborations with researchers such as Halvor Knutsen, Marte Sodeland, Carl André, Even Moland, and Torild Johansen.

Jorde has contributed extensively to several scientific journals and venues, including:

  • Evolutionary Applications
  • ICES Journal of Marine Science
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Proceedings of the National Academy of Sciences
  • Molecular Ecology

In addition to articles, they have authored book publications with Nordic publishers. Notable 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, TemaNord
  • Spatial population structure and connectivity among marine populations in the Skagerrak: implications for marine biodiversity conservation, 2024, Nordic Council of Ministers eBooks

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

  • Power for detecting genetic divergence: differences between statistical methods and marker loci.

    Nils Ryman;Stefan Palm;Carl André;Gary R. Carvalho

  • Temporal allele frequency change and estimation of effective size in populations with overlapping generations.

    Per Erik Jorde;Nils Ryman

  • Unbiased estimator for genetic drift and effective population size.

    Per Erik Jorde;Nils Ryman

  • 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

  • Demographic genetics of brown trout (Salmo trutta) and estimation of effective population size from temporal change of allele frequencies.

    Per Erik Jorde;Nils Ryman

  • Supportive Breeding and Variance Effective Population Size

    Nils Ryman;Per Erik Jorde;Linda Laikre

  • 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

  • Management implications of genetic differentiation between native and hatchery populations of brown trout (Salmo trutta) in Spain

    J.L. Garcia-Marin;P.E. Jorde;N. Ryman;F. Utter

  • Statistical power when testing for genetic differentiation.

    N. Ryman;P. E. Jorde

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

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

  • 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

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

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

  • Cryptic population structure in a large, mobile mammalian predator : the Scandinavian lynx

    E. K. Rueness;P. E. Jorde;L. Hellborg;N. C. Stenseth

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

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

  • Effective population size and temporal genetic change in stream resident brown trout (Salmo trutta, L.)

    Stefan Palm;Linda Laikre;Per Erik Jorde;Nils Ryman

  • 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

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

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

  • TEMPORAL CHANGE OF MITOCHONDRIAL DNA HAPLOTYPE FREQUENCIES AND FEMALE EFFECTIVE SIZE IN A BROWN TROUT (SALMO TRUTTA) POPULATION.

    Linda Laikre;Per Erik Jorde;Nils Ryman

  • Genetically distinct populations of northern shrimp, Pandalus borealis, in the North Atlantic: adaptation to different temperatures as an isolation factor.

    Per Erik Jorde;Guldborg Søvik;Jon-Ivar Westgaard;Jon Albretsen

  • Ecological and genetic impact of Atlantic cod larval drift in the Skagerrak

    Nils Chr Stenseth;Per Erik Jorde;Kung-Sik Chan;Elizabeth Hansen

  • Bathymetric barriers promoting genetic structure in the deepwater demersal fish tusk (Brosme brosme)

    Halvor Knutsen;Per Erik Jorde;Hanne Sannaes;A. Rus Hoelzel

Frequent Co-Authors

Halvor Knutsen
Halvor Knutsen University of Agder
Nils Ryman
Nils Ryman Stockholm University
Carl André
Carl André University of Gothenburg
Nils Chr. Stenseth
Nils Chr. Stenseth University of Oslo
Esben Moland Olsen
Esben Moland Olsen University of Agder
Kjetill S. Jakobsen
Kjetill S. Jakobsen University of Oslo
Peter Grønkjær
Peter Grønkjær Aarhus University
Michael Møller Hansen
Michael Møller Hansen Aarhus University
Clive N. Trueman
Clive N. Trueman University of Southampton
Sigbjørn Lien
Sigbjørn Lien Norwegian University of Life Sciences

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