World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
33
Citations
9101
World Ranking
7746
National Ranking
131

Tarja Oksanen 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 Tarja Oksanen 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: 81 publications — 7th percentile

7% of scientists in this discipline score the same or lower.

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

Tarja Oksanen 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 Tarja Oksanen 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: 33 D-Index — 8th percentile

8% of scientists in this discipline score the same or lower.

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

Overview

Tarja Oksanen is affiliated with the University of Turku in Finland and has contributed extensively to the field of Environmental Science, with a particular focus on Ecology. Their research output includes 20 publications primarily centered on ecological topics and environmental dynamics.

The scientist's subfields of study include:

  • Ecology
  • Nature and Landscape Conservation
  • Ecological Modeling
  • Genetics
  • Sociology and Political Science

Main topics researched by Tarja Oksanen include:

  • Animal Ecology and Behavior Studies
  • Ecology and Vegetation Dynamics Studies
  • Species Distribution and Climate Change
  • Wildlife Ecology and Conservation
  • Evolution and Genetic Dynamics
  • Evolutionary Game Theory and Cooperation
  • Plant and animal studies

Key recent publications demonstrate a focus on population dynamics, climate influence on ecosystems, and species interactions:

  • Taking the beat of the Arctic: are lemming population cycles changing due to winter climate? (2024), Proceedings of the Royal Society B Biological Sciences
  • The impact of thermal seasonality on terrestrial endotherm food web dynamics: a revision of the Exploitation Ecosystem Hypothesis (2020), Ecography
  • Why don't all species overexploit? (2021), Oikos
  • The paradox of searching efficiency or why are violent population cycles so uncommon in terrestrial ecosystem (2023), Oikos
  • Macroecological patterns of rodent population dynamics shaped by bioclimatic gradients (2024), Ecography

Frequent coauthors collaborating with Tarja Oksanen include:

  • Lauri Oksanen
  • Katariina Vuorinen
  • Johan Olofsson
  • James D. M. Speed
  • Dorothée Ehrich

Publications are often featured in established scientific journals and venues such as:

  • Oikos
  • Ecography
  • Proceedings of the Royal Society B Biological Sciences
  • Journal of Animal Ecology
  • Arctic Science

Best Publications

  • Trophic Downgrading of Planet Earth

    James A. Estes;John Terborgh;Justin S. Brashares;Mary E. Power

  • The Logic and Realism of the Hypothesis of Exploitation Ecosystems.

    Lauri Oksanen;Tarja Oksanen

  • Herbivores inhibit climate‐driven shrub expansion on the tundra

    Johan Olofsson;Lauri Oksanen;Lauri Oksanen;Terry Callaghan;Terry Callaghan;Philip E. Hulme

  • How much do weasels shape microtine cycles in the northern Fennoscandian taiga

    Heikki Henttonen;Tarja Oksanen;Aarre Jortikka;Voitto Haukisalmi

  • Are lemmings prey or predators

    Peter Turchin;Lauri Oksanen;Per Ekerholm;Tarja Oksanen

  • Exploitation ecosystems in heterogeneous habitat complexes

    Tarja Oksanen

  • Long-term microtine dynamics in north Fennoscandian tundra: the vole cycle and the lemming chaos

    Lauri Oksanen;Tarja Oksanen

  • Ideal Free Habitat Selection and Consumer-Resource Dynamics

    Tarja Oksanen;Mary E. Power;Lauri Oksanen

  • Surplus Killing in the Hunting Strategy of Small Predators

    Tarja Oksanen;Lauri Oksanen;Stephen D. Fretwell

  • Where do the treeless tundra areas of northern highlands fit in the global biome system: toward an ecologically natural subdivision of the tundra biome

    Risto Virtanen;Lauri Kalervo Oksanen;Tarja Maarit Oksanen;Tarja Maarit Oksanen;Juval Cohen

  • Regulation, cycles and stability in northern carnivore‐herbivore systems: back to first principles

    Tarja Oksanen;Lauri Oksanen;Michael Schneider;Maano Aunapuu

  • Vole cycles and predation in temperate and boreal zones of Europe

    Erkki Korpimäki;Lauri Oksanen;Tarja Oksanen;Tero Klemola

  • The role of phenol-based inducible defense in the interaction between tundra populations of the vole Clethrionomys rufocanus and the dwarf shrub Vaccinium myrtillus

    Lauri Oksanen;Tarja Oksanen;Aslak Lukkari;Seija Sirén

  • Spatial Patterns and Dynamic Responses of Arctic Food Webs Corroborate the Exploitation Ecosystems Hypothesis (EEH)

    Maano Aunapuu;Jonas Dahlgren;Tarja Oksanen;Doris Grellmann

  • Habitat use of small mustelids in north Fennoscandian tundra: a test of the hypothesis of patchy exploitation ecosystems

    Tarja Oksanen;Lauri Oksanen;Mats Norberg

  • Long-term dynamics of voles and lemmings at the timberline and above the willow limit as a test of hypotheses on trophic interactions

    Per Ekerholm;Lauri Oksanen;Tarja Oksanen

  • Pikas (Ochotona princeps : Lagomorpha) as allogenic engineers in an alpine ecosystem

    Ken Aho;Nancy Huntly;Jon Moen;Tarja Oksanen

  • Documenting lemming population change in the Arctic: Can we detect trends?

    Dorothée Ehrich;Niels M. Schmidt;Gilles Gauthier;Ray Alisauskas

  • Population fluctuations of voles in North Fennoscandian tundra : contrasting dynamics in adjacent areas with different habitat composition

    Tarja Oksanen;Michael Schneider;Ullar Rammul;Peter Hamback

  • Predators indirectly protect tundra plants by reducing herbivore abundance

    Peter A. Hambäck;Lauri Oksanen;Per Ekerholm;Åsa Lindgren

  • Arctic lemmings, Lemmus spp. and Dicrostonyx spp.: integrating ecological and evolutionary perspectives

    Tarja Oksanen;Lauri Oksanen;Jonas Dahlgren;Johan Olofsson

Frequent Co-Authors

Lauri Oksanen
Lauri Oksanen University of Turku
Terry V. Callaghan
Terry V. Callaghan University of Sheffield
Erkki Korpimäki
Erkki Korpimäki University of Turku
Risto Virtanen
Risto Virtanen University of Oulu
Philip E. Hulme
Philip E. Hulme Lincoln University
Tero Klemola
Tero Klemola University of Turku
Kai Norrdahl
Kai Norrdahl University of Turku
Peter B. Banks
Peter B. Banks University of Sydney
Jon Moen
Jon Moen Umeå University
Jouni Pulliainen
Jouni Pulliainen Finnish Meteorological Institute

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Related Online Degrees & Career Pathways

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If you are passionate about data analysis or ecological modeling, pursuing an online math degree can strengthen your research and analytical skills, giving you a vital edge in environmental science careers.

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