World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
36
Citations
5754
World Ranking
7087
National Ranking
370

Gunnar Brehm 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 Gunnar Brehm sits on this spectrum.

37–46 publications: 11 scientists 47–56 publications: 41 scientists 57–66 publications: 147 scientists 67–76 publications: 219 scientists 77–86 publications: 409 scientists 87–96 publications: 467 scientists 97–106 publications: 613 scientists 107–116 publications: 585 scientists 117–126 publications: 591 scientists 127–136 publications: 567 scientists 137–146 publications: 535 scientists 147–156 publications: 481 scientists 157–166 publications: 404 scientists 167–176 publications: 338 scientists 177–186 publications: 362 scientists 187–196 publications: 309 scientists 197–206 publications: 246 scientists 207–216 publications: 223 scientists 217–226 publications: 205 scientists 227–236 publications: 167 scientists 237–246 publications: 141 scientists 247–256 publications: 150 scientists 257–266 publications: 125 scientists 267–276 publications: 113 scientists 277–286 publications: 92 scientists 287–296 publications: 81 scientists 297–306 publications: 77 scientists 307–316 publications: 64 scientists 317–326 publications: 47 scientists 327–336 publications: 58 scientists 337–346 publications: 52 scientists 347–356 publications: 48 scientists 357–366 publications: 50 scientists 367–376 publications: 30 scientists 377–386 publications: 30 scientists 387–396 publications: 34 scientists 397–406 publications: 25 scientists 407–416 publications: 17 scientists 417–426 publications: 12 scientists 427–436 publications: 20 scientists 437–446 publications: 9 scientists 447–456 publications: 12 scientists 457–466 publications: 11 scientists 467–476 publications: 13 scientists 477–486 publications: 10 scientists 487–496 publications: 7 scientists 497–506 publications: 12 scientists 507–516 publications: 10 scientists 517–526 publications: 9 scientists 527–532 publications: 6 scientists 533+ publications: 100 scientists
37 publications 533+

This scientist: 75 publications — 5th percentile

5% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 533 publications or more.

Gunnar Brehm 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 Gunnar Brehm 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: 152 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: 120 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: 28 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: 8 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: 3 scientists 122+ D-Index: 99 scientists
30 D-Index 122+

This scientist: 36 D-Index — 17th percentile

17% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 122 D-Index or more.

Overview

Gunnar Brehm is affiliated with Friedrich Schiller University Jena in Germany. Their research spans several areas within Environmental Science, Agricultural and Biological Sciences, and Biochemistry, Genetics and Molecular Biology. They have a particular focus on subfields such as Ecology, Evolution, Behavior and Systematics, Genetics, Ecological Modeling, Insect Science, and Nature and Landscape Conservation.

Their work addresses numerous topics related to species distribution, climate change, and plant and animal studies. Notable themes in their research include Ecology and Vegetation Dynamics Studies, Insect and Arachnid Ecology and Behavior, Lepidoptera biology and taxonomy, Biological Control of Invasive Species, and Animal and Plant Science Education.

Gunnar Brehm has contributed to various peer-reviewed journals and publication venues, highlighting a consistent presence in the field. Frequent publication venues include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Systematic Entomology
  • Scientific Reports
  • Insects
  • Zenodo (CERN European Organization for Nuclear Research)

Their recent academic contributions feature multiple papers, showcasing a range of research interests primarily in Lepidoptera and insect ecology:

  • "An online taxonomic facility of Geometridae (Lepidoptera), with an overview of global species richness and systematics" (2022), published in Integrative Systematics Stuttgart Contributions to Natural History
  • "Moths are strongly attracted to ultraviolet and blue radiation" (2021), published in Insect Conservation and Diversity
  • "Drastic loss of insects (Lepidoptera: Geometridae) in urban landscapes in a tropical biodiversity hotspot" (2021), published in Journal of Insect Conservation
  • "Molecular phylogeny of Sterrhinae moths (Lepidoptera: Geometridae): towards a global classification" (2020), published in Systematic Entomology
  • "Alpha and beta diversity patterns of macro-moths reveal a breakpoint along a latitudinal gradient in Mongolia" (2021), published in Scientific Reports

Collaboration is a significant aspect of their research, with frequent co-authors including:

  • Dennis Böttger
  • Leidys Murillo-Ramos
  • Pasi Sihvonen
  • Alexander Keller
  • Niklas Wahlberg

Best Publications

  • Global Warming, Elevational Range Shifts, and Lowland Biotic Attrition in the Wet Tropics

    Robert K. Colwell;Gunnar Brehm;Catherine L. Cardelús;Alex C. Gilman

  • Global warming, elevational ranges and the vulnerability of tropical biota

    William F. Laurance;William F. Laurance;D. Carolina Useche;Luke P. Shoo;Sebastian K. Herzog

  • The role of environment and mid-domain effect on moth species richness along a tropical elevational gradient

    Gunnar Brehm;Robert K. Colwell;Jürgen Kluge

  • Unique elevational diversity patterns of geometrid moths in an Andean montane rainforest

    Gunnar Brehm;Dirk Süssenbach;Konrad Fiedler

  • Beta diversity of geometrid moths (Lepidoptera: Geometridae) in an Andean montane rainforest

    Gunnar Brehm;Jürgen Homeier;Konrad Fiedler

  • Montane Andean rain forests are a global diversity hotspot of geometrid moths

    Gunnar Brehm;Linda M. Pitkin;Nadine Hilt;Konrad Fiedler;Konrad Fiedler

  • Disturbance effects on diversity of epiphytes and moths in a montane forest in Ecuador

    Nicole M. Nöske;Nadine Hilt;Florian A. Werner;Gunnar Brehm

  • Comprehensive molecular sampling yields a robust phylogeny for geometrid moths (Lepidoptera: Geometridae).

    Pasi Sihvonen;Marko Mutanen;Lauri Kaila;Gunnar Brehm

  • Determinants of diversity in afrotropical herbivorous insects (Lepidoptera: Geometridae) : plant diversity, vegetation structure or abiotic factors?

    Jan C. Axmacher;Gunnar Brehm;Andreas Hemp;Henry Tünte

  • Faunal composition of geometrid moths changes with altitude in an Andean montane rain forest

    Gunnar Brehm;Konrad Fiedler

  • Diversity of geometrid moths (Lepidoptera: Geometridae) along an Afrotropical elevational rainforest transect

    Jan C. Axmacher;Gabriele Holtmann;Luis Scheuermann;Gunnar Brehm

  • Elevational species richness gradients in a hyperdiverse insect taxon: a global meta-study on geometrid moths

    Jan Beck;Christy M. McCain;Jan C. Axmacher;Louise A. Ashton

  • Bergmann's rule does not apply to geometrid moths along an elevational gradient in an Andean montane rain forest

    Gunnar Brehm;Konrad Fiedler

  • Midpoint attractors and species richness: Modelling the interaction between environmental drivers and geometric constraints.

    Robert K. Colwell;Robert K. Colwell;Robert K. Colwell;Nicholas J. Gotelli;Louise A. Ashton;Louise A. Ashton;Jan Beck;Jan Beck

  • Tropical forests are not flat: how mountains affect herbivore diversity.

    Genoveva Rodríguez-Castañeda;Lee A. Dyer;Gunnar Brehm;Heidi Connahs

  • DNA barcoding-based species delimitation increases species count of Eois (Geometridae) moths in a well-studied tropical mountain forest by up to 50%

    Patrick Strutzenberger;Gunnar Brehm;Konrad Fiedler

  • Diversity of geometrid moths in a montane rainforest in Ecuador

    Gunnar Brehm

  • Diversity and community structure of geometrid moths of disturbed habitat in a montane area in the Ecuadorian Andes

    Gunnar Brehm;Konrad Fiedler

  • A Comparison of Manual and Automatic Moth Sampling Methods (Lepidoptera: Arctiidae, Geometridae) in a Rain Forest in Costa Rica

    Gunnar Brehm;Jan C. Axmacher

  • Revision of the genus Callipia Guenée, 1858 (Lepidoptera, Geometridae), with the description of 15 new taxa

    Gunnar Brehm

  • Contrasting patterns of vertical stratification in two moth families in a Costa Rican lowland rain forest

    Gunnar Brehm

  • A comprehensive molecular phylogeny of Geometridae (Lepidoptera) with a focus on enigmatic small subfamilies.

    Leidys Murillo-Ramos;Leidys Murillo-Ramos;Gunnar Brehm;Pasi Sihvonen;Axel Hausmann

Frequent Co-Authors

Konrad Fiedler
Konrad Fiedler University of Vienna
Robert K. Colwell
Robert K. Colwell University of Connecticut
Jürgen Homeier
Jürgen Homeier University of Göttingen
Jan C. Axmacher
Jan C. Axmacher University College London
Niklas Wahlberg
Niklas Wahlberg Lund University
Jan Beck
Jan Beck University of Colorado Boulder
Christy M. McCain
Christy M. McCain University of Colorado Boulder
John T. Longino
John T. Longino University of Utah
Tom M. Fayle
Tom M. Fayle Queen Mary University of London
Akito Y. Kawahara
Akito Y. Kawahara Florida Museum of Natural History

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