World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
59
Citations
11568
World Ranking
2453
National Ranking
102

John R. Dolan 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 John R. Dolan 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: 177 publications — 65th percentile

65% of scientists in this discipline score the same or lower.

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

John R. Dolan 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 John R. Dolan 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: 59 D-Index — 72nd percentile

72% of scientists in this discipline score the same or lower.

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

Overview

John R. Dolan is affiliated with Université Paris Cité in France. Their research focuses extensively on fields related to Environmental Science and Earth and Planetary Sciences, with numerous publications in specialized subfields such as Ecology, Oceanography, Molecular Biology, History and Philosophy of Science, and Atmospheric Science.

The scientist's work encompasses several main topics, including Microbial Community Ecology and Physiology, Protist Diversity and Phylogeny, Marine Biology and Ecology Research, Marine and Coastal Ecosystems, Polar Research and Ecology, History of Science and Natural History, as well as Geology and Paleoclimatology Research.

John R. Dolan has contributed scholarly articles to a variety of publication venues. The most frequent include:

  • Journal of Plankton Research
  • Arts et sciences
  • Protist
  • European Journal of Protistology
  • arXiv (Cornell University)

Their recent notable papers cover diverse aspects of oceanography and protistology and include:

  • "Protist diversity and function in the dark ocean - Challenging the paradigms of deep-sea ecology with special emphasis on foraminiferans and naked protists" (2020), published in European Journal of Protistology
  • "Ecological variables for deep-ocean monitoring must include microbiota and meiofauna for effective conservation" (2020), published in Nature Ecology & Evolution
  • "The Origins of Oceanography in France: The Scientific Expeditions of Travailleur and Talisman (1880-1883)" (2020), published in Oceanography
  • "Notes on the Occurrence of Tintinnid Ciliates, and the Nasselarian Radiolarian Amphimelissa setosa of the Marine Microzooplankton, in the Chukchi Sea (Arctic Ocean) Sampled each August from 2011 to 2020" (2021), published in Acta Protozoologica
  • "Pioneers of plankton research: Victor Hensen (1835-1924)" (2021), published in Journal of Plankton Research

Collaboration is a notable part of John R. Dolan's academic profile. The most frequent coauthors include:

  • Eun Jin Yang
  • Jong-Kuk Moon
  • Fabien Lombard
  • Emmanuel Boss
  • Yiwei Lyu

The scientist's research contributes to understanding the ecological roles and diversity of protists in marine environments, including deep-sea and polar ecosystems. Their interdisciplinary approach bridges historical perspectives on oceanography with advanced studies in microbial community ecology and marine biology.

Best Publications

  • The Protist Ribosomal Reference database (PR2): a catalog of unicellular eukaryote Small Sub-Unit rRNA sequences with curated taxonomy

    Laure Guillou;Dipankar Bachar;Stéphane Audic;David Bass

  • Patterns of Rare and Abundant Marine Microbial Eukaryotes

    Ramiro Logares;Stéphane Audic;Stéphane Audic;David Bass;Lucie Bittner;Lucie Bittner;Lucie Bittner

  • Changes in Bacterial Community Composition and Dynamics and Viral Mortality Rates Associated with Enhanced Flagellate Grazing in a Mesoeutrophic Reservoir

    Karel Šimek;Karel Šimek;Jakob Pernthaler;Markus G. Weinbauer;Karel Hornák

  • Marine protist diversity in European coastal waters and sediments as revealed by high-throughput sequencing

    Ramon Massana;Angélique Gobet;Angélique Gobet;Stéphane Audic;Stéphane Audic;David Bass;David Bass

  • Environmental characteristics of Agulhas rings affect interocean plankton transport

    Emilie Villar;Gregory K. Farrant;Gregory K. Farrant;Michael Follows;Laurence Garczarek;Laurence Garczarek

  • Accuracy of protist diversity assessments: morphology compared with cloning and direct pyrosequencing of 18S rRNA genes and ITS regions using the conspicuous tintinnid ciliates as a case study.

    Charles Bachy;John R Dolan;Purificación López-García;Philippe Deschamps

  • Planktonic ciliate distribution relative to a deep chlorophyll maximum: Catalan Sea, N.W. Mediterranean, June 1993

    John R. Dolan;Celia Marrasé

  • Growth and grazing on Prochlorococcus and Synechococcus by two marine ciliates

    Urania Christaki;Stéphan Jacquet;John R. Dolan;Daniel Vaulot

  • Viral activity in two contrasting lake ecosystems

    Yvan Bettarel;Télesphore Sime-Ngando;Christian Amblard;John Dolan

  • Consumption of picoplankton-size particles by marine ciliates : Effects of physiological state of the ciliate and particle quality

    Urania Christaki;John R. Dolan;Silvia Pelegri;Fereidoun Rassoulzadegan

  • Maximum growth rates and possible life strategies of different bacterioplankton groups in relation to phosphorus availability in a freshwater reservoir

    Karel Šimek;Karel Šimek;Karel Horňák;Karel Horňák;Jan Jezbera;Jan Jezbera;Jiří Nedoma

  • Microzooplankton diversity: relationships of tintinnid ciliates with resources, competitors and predators from the Atlantic Coast of Morocco to the Eastern Mediterranean

    J.R Dolan;Hervé Claustre;F Carlotti;S Plounevez

  • Shifts in bacterial community composition associated with different microzooplankton size fractions in a eutrophic reservoir

    Karel Šimek;Karel Šimek;Petra Kojecká;Petra Kojecká;Jiří Nedoma;Petr Hartman

  • Dilution effects on microzooplankton in dilution grazing experiments

    J. R. Dolan;C. L. Gallegos;A. Moigis

  • Synergistic and antagonistic effects of viral lysis and protistan grazing on bacterial biomass, production and diversity.

    Markus G. Weinbauer;Karel Hornák;Jan Jezbera;Jiři Nedoma

  • An introduction to the biogeography of aquatic microbes

    Published November;John R. Dolan;A. J. Baldwin;P. Catala

  • Planktonic ciliates in the Mediterranean Sea: longitudinal trends

    J.R. Dolan;F. Vidussi;H. Claustre

  • Nanoflagellates (mixotrophs, heterotrophs and autotrophs) in the oligotrophic eastern Mediterranean: standing stocks, bacterivory and relationships with bacterial production

    Urania Christaki;John R. Dolan

  • Costs, benefits and characteristics of mixotrophy in marine oligotrichs

    John R. Dolan;John R. Dolan;Maria Teresa PÉrez

  • The biology and ecology of tintinnid ciliates: models for marine plankton

    J R Dolan;D J S Montagnes;Sabine Agatha;D.W Coats

  • Article Patterns of Rare and Abundant Marine Microbial Eukaryotes

    Ramiro Logares;David Bass;Lucie Bittner;Christophe Boutte

Frequent Co-Authors

Karel Šimek
Karel Šimek Institute of Hydrobiology, Biology Centre of the Academy of Sciences of the Czech Republic
Lucie Bittner
Lucie Bittner Université Paris Cité
Markus G. Weinbauer
Markus G. Weinbauer Centre national de la recherche scientifique, CNRS
Urania Christaki
Urania Christaki University of Lille
Fabrice Not
Fabrice Not Roscoff Marine Station
Thorsten Stoeck
Thorsten Stoeck Technical University of Kaiserslautern
Jan Pawlowski
Jan Pawlowski Heidelberg University
Télesphore Sime-Ngando
Télesphore Sime-Ngando University of Clermont Auvergne
Hiroyuki Ogata
Hiroyuki Ogata Kyoto University
Fereidoun Rassoulzadegan
Fereidoun Rassoulzadegan Centre national de la recherche scientifique, CNRS

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