World's Best Scientists 2026 revealed!
Tony Dejean

Tony Dejean

D-Index & Metrics

Ecology and Evolution

D-Index
38
Citations
7629
World Ranking
6537
National Ranking
291

Tony Dejean publications per year

2007: 1 publications 2008: 0 publications 2009: 0 publications 2010: 3 publications 2011: 3 publications 2012: 3 publications 2013: 0 publications 2014: 2 publications 2015: 1 publications 2016: 6 publications 2017: 2 publications 2018: 1 publications 2019: 6 publications 2020: 10 publications 2021: 26 publications 2022: 21 publications 2023: 12 publications 2024: 4 publications 2025: 1 publications
2007 2025

102 publications in total across all disciplines

Tony Dejean 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 Tony Dejean 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: 84 publications — 9th percentile

9% of scientists in this discipline score the same or lower.

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

Tony Dejean 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 Tony Dejean 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: 38 D-Index — 23rd percentile

23% of scientists in this discipline score the same or lower.

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

Overview

Tony Dejean is a researcher affiliated with SPYGEN in France, specializing in environmental science with a strong focus on ecology and molecular biology. Their work broadly covers environmental DNA (eDNA) applications in biodiversity studies and food identification and quantification, along with microbial community ecology, fish ecology, and genomic analyses.

Their main fields of study include:

  • Environmental Science
  • Biochemistry, Genetics and Molecular Biology

Key subfields in which Tony Dejean has contributed are:

  • Ecology
  • Molecular Biology
  • Nature and Landscape Conservation
  • Ecological Modeling
  • Global and Planetary Change

The primary research topics explored by Dejean include:

  • Environmental DNA in Biodiversity Studies
  • Identification and Quantification in Food
  • Microbial Community Ecology and Physiology
  • Fish Ecology and Management Studies
  • Genomics and Phylogenetic Studies
  • Species Distribution and Climate Change
  • Protist Diversity and Phylogeny

Dejean's publications have frequently appeared in several scientific venues relevant to their research scope. Notable publication venues include:

  • Environmental DNA
  • Molecular Ecology Resources
  • Proceedings of the Royal Society B Biological Sciences
  • Ecology and Evolution
  • ARPHA Conference Abstracts

Recent papers authored or coauthored by Dejean are:

  • "Let more big fish sink: Fisheries prevent blue carbon sequestration-half in unprofitable areas" (2020) published in Science Advances
  • "GAPeDNA: Assessing and mapping global species gaps in genetic databases for eDNA metabarcoding" (2021) in Diversity and Distributions
  • "Comparing environmental DNA metabarcoding and underwater visual census to monitor tropical reef fishes" (2020) in Environmental DNA
  • "Benchmarking bioinformatic tools for fast and accurate eDNA metabarcoding species identification" (2021) in Molecular Ecology Resources
  • "eDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals" (2021) in Scientific Reports

Frequent collaborators of Tony Dejean include:

  • Alice Valentini
  • David Mouillot
  • Virginie Marques
  • Stéphanie Manel
  • Jean-Baptiste Juhel

Best Publications

  • Next-generation monitoring of aquatic biodiversity using environmental DNA metabarcoding

    Alice Valentini;Pierre Taberlet;Pierre Taberlet;Claude Miaud;Raphaël Civade

  • Persistence of environmental DNA in freshwater ecosystems.

    Tony Dejean;Alice Valentini;Antoine Duparc;Stéphanie Pellier-Cuit

  • Improved detection of an alien invasive species through environmental DNA barcoding: the example of the American bullfrog Lithobates catesbeianus

    Tony Dejean;Alice Valentini;Christian Miquel;Pierre Taberlet

  • Using eDNA to develop a national citizen science-based monitoring programme for the great crested newt (Triturus cristatus)

    Jeremy Biggs;Naomi Ewald;Alice Valentini;Coline Gaboriaud

  • Environmental DNA reveals quantitative patterns of fish biodiversity in large rivers despite its downstream transportation

    Didier Pont;Mathieu Rocle;Alice Valentini;Raphaël Civade

  • Environmental DNA surveillance for invertebrate species: advantages and technical limitations to detect invasive crayfish Procambarus clarkii in freshwater ponds.

    Anne Tréguier;Anne Tréguier;Anne Tréguier;Jean Marc Paillisson;Tony Dejean;Alice Valentini

  • Spatial Representativeness of Environmental DNA Metabarcoding Signal for Fish Biodiversity Assessment in a Natural Freshwater System.

    Raphaël Civade;Tony Dejean;Alice Valentini;Nicolas Roset

  • Unlocking biodiversity and conservation studies in high‐diversity environments using environmental DNA (eDNA): A test with Guianese freshwater fishes

    Kévin Cilleros;Alice Valentini;Luc Allard;Tony Dejean

  • Testing the potential of a ribosomal 16S marker for DNA metabarcoding of insects

    Vasco Elbrecht;Pierre Taberlet;Tony Dejean;Alice Valentini

  • Optimizing environmental DNA sampling effort for fish inventories in tropical streams and rivers.

    Isabel Cantera;Kévin Cilleros;Alice Valentini;Axel Cerdan

  • GAPeDNA: Assessing and mapping global species gaps in genetic databases for eDNA metabarcoding

    Virginie Marques;Virginie Marques;Tristan Milhau;Camille Albouy;Tony Dejean

  • Detection of Invasive Mosquito Vectors Using Environmental DNA (eDNA) from Water Samples.

    Judith Schneider;Alice Valentini;Tony Dejean;Fabrizio Montarsi

  • Let more big fish sink: Fisheries prevent blue carbon sequestration-half in unprofitable areas.

    Gaël Mariani;William W. L. Cheung;Arnaud Lyet;Enric Sala

  • Comparing environmental DNA metabarcoding and underwater visual census to monitor tropical reef fishes

    Andrea Polanco Fernández;Virginie Marques;Virginie Marques;Fabian Fopp;Fabian Fopp;Jean-Baptiste Juhel

  • eDNA metabarcoding: a promising method for anuran surveys in highly diverse tropical forests.

    Carla M. Lopes;Thais Sasso;Alice Valentini;Tony Dejean

  • Quantitative monitoring of diverse fish communities on a large scale combining eDNA metabarcoding and qPCR

    Unknown

  • Benchmarking bioinformatic tools for fast and accurate eDNA metabarcoding species identification

    Laetitia Mathon;Alice Valentini;Pierre-Edouard Guérin;Eric Normandeau

  • The future of fish-based ecological assessment of European rivers: from traditional EU Water Framework Directive compliant methods to eDNA metabarcoding-based approaches.

    Didier Pont;Alice Valentini;Mathieu Rocle;Anthony Maire

  • Cross-ocean patterns and processes in fish biodiversity on coral reefs through the lens of eDNA metabarcoding

    Unknown

  • eDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals

    Arnaud Lyet;Loïc Pellissier;Loïc Pellissier;Alice Valentini;Tony Dejean

  • Comparing the performance of 12S mitochondrial primers for fish environmental DNA across ecosystems

    F Andrea Polanco;Eilísh Richards;Benjamin Flück;Alice Valentini

  • Blind assessment of vertebrate taxonomic diversity across spatial scales by clustering environmental DNA metabarcoding sequences

    Virginie Marques;Virginie Marques;Pierre‐Édouard Guérin;Mathieu Rocle;Alice Valentini

Frequent Co-Authors

Pierre Taberlet
Pierre Taberlet Grenoble Alpes University
Claude Miaud
Claude Miaud University of Montpellier
Camille Albouy
Camille Albouy ETH Zurich
David Mouillot
David Mouillot University of Montpellier
Sébastien Brosse
Sébastien Brosse Paul Sabatier University
Didier Pont
Didier Pont BOKU University
Stéphanie Manel
Stéphanie Manel PSL University
Jérôme Murienne
Jérôme Murienne Federal University of Toulouse Midi-Pyrénées

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