World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
58
Citations
12231
World Ranking
2562
National Ranking
139

Uwe John 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 Uwe John 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: 335 publications — 94th percentile

94% of scientists in this discipline score the same or lower.

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

Uwe John 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 Uwe John 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: 58 D-Index — 70th percentile

70% of scientists in this discipline score the same or lower.

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

Overview

Uwe John is affiliated with the Alfred Wegener Institute for Polar and Marine Research in Germany. Their research spans a diverse range of topics primarily within environmental science, with significant work also contributing to biochemistry, genetics and molecular biology, and earth and planetary sciences.

The scientist's main fields of study include:

  • Environmental Science
  • Biochemistry, Genetics and Molecular Biology
  • Earth and Planetary Sciences

Within these broader disciplines, Uwe John's work increasingly focuses on specific subfields such as:

  • Ecology
  • Molecular Biology
  • Oceanography
  • Environmental Chemistry
  • Genetics

The research topics explored in their publications cover several specialized areas, including:

  • Microbial Community Ecology and Physiology
  • Protist diversity and phylogeny
  • Marine and coastal ecosystems
  • Environmental DNA in Biodiversity Studies
  • Marine Toxins and Detection Methods
  • Marine Biology and Ecology Research
  • Genomics and Phylogenetic Studies

Uwe John has coauthored numerous papers with frequent collaborators such as Sylke Wohlrab, Stefan Neuhaus, Allan Cembella, Kerstin Klemm, and Nina Lundholm.

The scientist has published work in several reputable venues where their contributions are repeatedly recognized. Notable frequent publication venues include:

  • Harmful Algae
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Zenodo (CERN European Organization for Nuclear Research)
  • Frontiers in Marine Science
  • Global Change Biology

Selected recent publications by Uwe John demonstrate a breadth of research interests and impacts across multiple disciplines:

  • Harmful algal blooms and their effects in coastal seas of Northern Europe (2021, Harmful Algae)
  • Towards quantitative metabarcoding of eukaryotic plankton: an approach to improve 18S rRNA gene copy number bias (2022, Metabarcoding and Metagenomics)
  • Vision, challenges and opportunities for a Plant Cell Atlas (2024, Lincoln (University of Nebraska))
  • Short- and long-read metabarcoding of the eukaryotic rRNA operon: Evaluation of primers and comparison to shotgun metagenomics sequencing (2022, Molecular Ecology Resources)
  • Windows of opportunity: Ocean warming shapes temperature-sensitive epigenetic reprogramming and gene expression across gametogenesis and embryogenesis in marine stickleback (2021, Global Change Biology)

Best Publications

  • The Marine Microbial Eukaryote Transcriptome Sequencing Project (MMETSP): Illuminating the Functional Diversity of Eukaryotic Life in the Oceans through Transcriptome Sequencing

    Patrick J. Keeling;Patrick J. Keeling;Fabien Burki;Heather M. Wilcox;Bassem Allam

  • Green Evolution and Dynamic Adaptations Revealed by Genomes of the Marine Picoeukaryotes Micromonas

    Alexandra Z. Worden;Jae-Hyeok Lee;Thomas Mock;Pierre Rouzé

  • Updating benchtop sequencing performance comparison

    Sebastian Jünemann;Sebastian Jünemann;Fritz Joachim Sedlazeck;Karola Prior;Andreas Albersmeier

  • Pan genome of the phytoplankton Emiliania underpins its global distribution

    Betsy A. Read;Jessica Kegel;Mary J. Klute;Alan Kuo

  • Azadinium spinosum gen. et sp. nov. (Dinophyceae) identified as a primary producer of azaspiracid toxins

    Urban Tillmann;Malte Elbrächter;Bernd Krock;Uwe John

  • Formal Revision of the Alexandrium tamarense Species Complex (Dinophyceae) Taxonomy: The Introduction of Five Species with Emphasis on Molecular-based (rDNA) Classification

    Uwe John;R. Wayne Litaker;Marina Montresor;Shauna Murray

  • Harmful algal blooms and their effects in coastal seas of Northern Europe

    Bengt Karlson;Per Andersen;Lars Arneborg;Allan D. Cembella

  • Toxic effects of Alexandrium spp. on heterotrophic dinoflagellates: an allelochemical defence mechanism independent of PSP-toxin content

    Urban Tillmann;Uwe John

  • The smallest known genomes of multicellular and toxic cyanobacteria: comparison, minimal gene sets for linked traits and the evolutionary implications.

    Karina Stucken;Uwe John;Allan Cembella;Alejandro A. Murillo

  • Mixotrophic protists and a new paradigm for marine ecology: where does plankton research go now?

    Kevin J. Flynn;Aditee Mitra;Konstantinos Anestis;Anna A. Anschütz

  • The Application of a Molecular Clock Based on Molecular Sequences and the Fossil Record to Explain Biogeographic Distributions Within the Alexandrium tamarense “Species Complex” (Dinophyceae)

    Uwe John;Robert A. Fensome;Linda K. Medlin

  • Phylogeny-wide analysis of social amoeba genomes highlights ancient origins for complex intercellular communication

    Andrew J. Heidel;Hajara M. Lawal;Marius Felder;Christina Schilde

  • On the allelochemical potency of the marine dinoflagellate Alexandrium ostenfeldii against heterotrophic and autotrophic protists

    Urban Tillmann;Uwe John;Allan Cembella

  • Characterization of azaspiracids in plankton size-fractions and isolation of an azaspiracid-producing dinoflagellate from the North Sea

    Bernd Krock;Urban Tillmann;Uwe John;Allan D. Cembella

  • Allelochemical interactions and short-term effects of the dinoflagellate Alexandrium on selected photoautotrophic and heterotrophic protists

    Urban Tillmann;Tilman Alpermann;Uwe John;Allan Cembella

  • Phenotypic variation and genotypic diversity in a planktonic population of the toxigenic marine dinoflagellate alexandrium tamarense (dinophyceae)

    Tilman J. Alpermann;Urban Tillmann;Bánk Beszteri;Allan D. Cembella

  • Discrimination of the toxigenic dinoflagellates Alexandrium tamarense and A. ostenfeldii in co-occurring natural populations from Scottish coastal waters

    Uwe John;Allan Cembella;Christian Hummert;Malte Elbrächter

  • Transcriptomic analysis of acclimation to temperature and light stress in Saccharina latissima (Phaeophyceae).

    Sandra Heinrich;Klaus-Ulrich Valentin;Stephan Frickenhaus;Uwe John

  • The role of Azadinium spinosum (Dinophyceae) in the production of azaspiracid shellfish poisoning in mussels

    Rafael Salas;Urban Tillmann;Uwe John;Jane Kilcoyne

  • LC-MS-MS aboard ship: tandem mass spectrometry in the search for phycotoxins and novel toxigenic plankton from the North Sea

    Bernd Krock;Urban Tillmann;Uwe John;Allan Cembella

Frequent Co-Authors

Allan Cembella
Allan Cembella Alfred Wegener Institute for Polar and Marine Research
Urban Tillmann
Urban Tillmann Alfred Wegener Institute for Polar and Marine Research
Gernot Glöckner
Gernot Glöckner University of Cologne
Dedmer B. Van de Waal
Dedmer B. Van de Waal University of Amsterdam
Linda K. Medlin
Linda K. Medlin Alfred Wegener Institute for Polar and Marine Research
Nina Lundholm
Nina Lundholm University of Copenhagen
Shauna A. Murray
Shauna A. Murray University of Technology Sydney
Florian Weinberger
Florian Weinberger Centre national de la recherche scientifique, CNRS
Laure Guillou
Laure Guillou Sorbonne University
Heiko Vogel
Heiko Vogel Max Planck Society

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