World's Best Scientists 2026 revealed!
Olivier Honnay

Olivier Honnay

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Ecology and Evolution
Belgium
2025

D-Index & Metrics

Ecology and Evolution

D-Index
79
Citations
23538
World Ranking
875
National Ranking
12

Olivier Honnay 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 Olivier Honnay 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: 419 publications — 97th percentile

97% of scientists in this discipline score the same or lower.

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

Olivier Honnay 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 Olivier Honnay 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: 79 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2025 - Research.com Ecology and Evolution in Belgium Leader Award
  • 2023 - Research.com Ecology and Evolution in Belgium Leader Award
  • 2022 - Research.com Ecology and Evolution in Belgium Leader Award

Overview

Olivier Honnay is affiliated with KU Leuven in Belgium and has contributed extensively to the fields of Agricultural and Biological Sciences and Environmental Science. Their research spans several subfields, including Plant Science, Nature and Landscape Conservation, Ecology, Evolution, Behavior and Systematics, Pharmacology, and Genetics.

Their work covers a variety of main topics such as:

  • Ecology and Vegetation Dynamics Studies
  • Plant and animal studies
  • Mycorrhizal Fungi and Plant Interactions
  • Coffee research and impacts
  • Species Distribution and Climate Change
  • Genetic diversity and population structure
  • Cocoa and Sweet Potato Agronomy

Olivier Honnay has published multiple papers, including the following recent contributions:

  • Life history, climate and biogeography interactively affect worldwide genetic diversity of plant and animal populations, 2021, Nature Communications
  • Effects of single and multiple species inocula of arbuscular mycorrhizal fungi on the salinity tolerance of a Bangladeshi rice (Oryza sativa L.) cultivar, 2020, Mycorrhiza
  • Pre-adaptation to climate change through topography-driven phenotypic plasticity, 2020, Journal of Ecology
  • Functional rather than structural connectivity explains grassland plant diversity patterns following landscape scale habitat loss, 2020, Landscape Ecology
  • Diversity and community structure of ericoid mycorrhizal fungi in European bogs and heathlands across a gradient of nitrogen deposition, 2020, New Phytologist

Frequent co-authors collaborating with Honnay include:

  • Piet Stoffelen
  • Filip Vandelook
  • Kenny Helsen
  • Jonas Depecker
  • Hanne De Kort

The researcher has frequently published in these venues:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • SSRN Electronic Journal
  • Mycorrhiza
  • Journal of Ecology
  • Ecological Indicators

Olivier Honnay's work demonstrates a focus on the interactions between ecological processes, plant and fungal interactions, and environmental influences on biodiversity and plant communities. They contribute to understanding how genetic diversity and ecological connectivity impact ecosystem functioning, with implications for conservation and agricultural practices.

Best Publications

  • TRY plant trait database : Enhanced coverage and open access

    Jens Kattge;Gerhard Bönisch;Sandra Díaz;Sandra Lavorel

  • An ecological comparison between ancient and other forest plant species of Europe, and the implications for forest conservation

    Martin Hermy;Olivier Honnay;Les Firbank;Carla Grashof-Bokdam

  • Susceptibility of Common and Rare Plant Species to the Genetic Consequences of Habitat Fragmentation

    Olivier Honnay;Hans Jacquemyn

  • Forest restoration, biodiversity and ecosystem functioning

    Raf Aerts;Olivier Honnay

  • Can the seed bank be used for ecological restoration? An overview of seed bank characteristics in European communities

    Beatrijs Bossuyt;Olivier Honnay

  • Biodiversity and human health: mechanisms and evidence of the positive health effects of diversity in nature and green spaces.

    Raf Aerts;Olivier Honnay;An Van Nieuwenhuyse

  • Response of forest plant species to land-use change: a life-history trait-based approach

    Kris Verheyen;Olivier Honnay;Glenn Motzkin;Martin Hermy

  • Homogenization of forest plant communities and weakening of species–environment relationships via agricultural land use

    Mark Vellend;Kris Verheyen;Kathryn M. Flinn;Hans Jacquemyn

  • Possible effects of habitat fragmentation and climate change on the range of forest plant species

    Olivier Honnay;Kris Verheyen;Jan Butaye;Hans Jacquemyn

  • Forest fragmentation effects on patch occupancy and population viability of herbaceous plant species

    Olivier Honnay;Hans Jacquemyn;Beatrijs Bossuyt;Martin Hermy

  • Prolonged clonal growth: escape route or route to extinction?

    Olivier Honnay;Beatrijs Bossuyt

  • A global meta-analysis of the biodiversity and ecosystem service benefits of coffee and cacao agroforestry

    Matthias De Beenhouwer;Raf Aerts;Olivier Honnay

  • Effects of area, age and diversity of forest patches in Belgium on plant species richness, and implications for conservation and reforestation

    Olivier Honnay;Martin Hermy;Pol Coppin

  • Meta‐Analysis of Susceptibility of Woody Plants to Loss of Genetic Diversity through Habitat Fragmentation

    Guy Vranckx;Hans Jacquemyn;Bart Muys;Olivier Honnay

  • Permeability of ancient forest edges for weedy plant species invasion

    Olivier Honnay;Kris Verheyen;Martin Hermy

  • Satellite based land use and landscape complexity indices as predictors for regional plant species diversity

    Olivier Honnay;Katrien Piessens;W Van Landuyt;Martin Hermy

  • Impact of habitat quality on forest plant species colonization

    Olivier Honnay;Martin Hermy;Pol Coppin

  • A model quantifying global vegetation resistance and resilience to short‐term climate anomalies and their relationship with vegetation cover

    Wanda De Keersmaecker;Stef Lhermitte;Laurent Tits;Olivier Honnay

  • Ecological perspectives for the restoration of plant communities in European temperate forests

    Olivier Honnay;Beatrijs Bossuyt;Kris Verheyen;Jan Butaye

  • No evidence of a plant extinction debt in highly fragmented calcareous grasslands in Belgium

    Dries Adriaens;Olivier Honnay;Martin Hermy

  • Can a seed bank maintain the genetic variation in the above ground plant population

    Olivier Honnay;Beatrijs Bossuyt;Hans Jacquemyn;Ayako Shimono

  • Life history, climate and biogeography interactively affect worldwide genetic diversity of plant and animal populations.

    H. De Kort;J. G. Prunier;S. Ducatez;O. Honnay

Frequent Co-Authors

Martin Hermy
Martin Hermy KU Leuven
Raf Aerts
Raf Aerts KU Leuven
Isabel Roldán-Ruiz
Isabel Roldán-Ruiz Ghent University
Ben Somers
Ben Somers KU Leuven
Rein Brys
Rein Brys Research Institute for Nature and Forest
Bart Lievens
Bart Lievens KU Leuven
Joachim Mergeay
Joachim Mergeay Research Institute for Nature and Forest
Sebastian Schmidtlein
Sebastian Schmidtlein Karlsruhe Institute of Technology
Beatrijs Bossuyt
Beatrijs Bossuyt Ghent University

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These online programs offer the flexibility to advance or change your career in ways that align with your passion for the environment and helping others.

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