World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
89
Citations
28499
World Ranking
502
National Ranking
40

Ulrich Sommer 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 Ulrich Sommer 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: 355 publications — 95th percentile

95% of scientists in this discipline score the same or lower.

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

Ulrich Sommer 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 Ulrich Sommer 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: 89 D-Index — 94th percentile

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

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

Overview

Ulrich Sommer is affiliated with the GEOMAR Helmholtz Centre for Ocean Research Kiel in Germany. Their research primarily focuses on medicine and neuroscience, with particular attention to physiology, endocrine and autonomic systems, and emergency medicine.

The scientist has contributed to the fields of obstructive sleep apnea research, neuroscience of respiration and sleep, and restraint-related deaths. These topics form the core of their investigative work.

Sommer has coauthored publications with researchers including Lisa Lindner, David T. Kent, and Clemens Heiser.

Their recent publication record includes work in the Journal of Clinical Medicine. One specific paper from 2024 is titled "Evaluation of an OSA Risk Screening Smartphone App in a General, Non-Symptomatic Population Sample (ESOSA)."

  • Obstructive Sleep Apnea Research
  • Neuroscience of respiration and sleep
  • Restraint-Related Deaths

  • Lisa Lindner
  • David T. Kent
  • Clemens Heiser

  • Journal of Clinical Medicine

  1. Evaluation of an OSA Risk Screening Smartphone App in a General, Non-Symptomatic Population Sample (ESOSA), 2024, Journal of Clinical Medicine

Best Publications

  • The PEG-model of seasonal succession of planktonic events in fresh waters

    Ulrich Sommer;Z. Maciej Gliwicz;Winfried Lampert;Annie Duncan

  • Global warming benefits the small in aquatic ecosystems

    Martin Daufresne;Kathrin Lengfellner;Ulrich Sommer

  • Beyond the Plankton Ecology Group (PEG) Model : Mechanisms Driving Plankton Succession

    Ulrich Sommer;Rita Adrian;Lisette N. de Senerpont Domis;James J. Elser

  • Impacts of multiple stressors on biodiversity and ecosystem functioning: the role of species co‐tolerance

    Rolf D. Vinebrooke;Kathryn L. Cottingham;Jon Norberg;Marten Scheffer

  • Phytoplankton response to a changing climate

    Monika Winder;Ulrich Sommer

  • Consumer versus resource control of species diversity and ecosystem functioning

    Boris Worm;Heike K. Lotze;Heike K. Lotze;Helmut Hillebrand;Ulrich Sommer

  • Comparison between steady state and non-steady state competition: experiments with natural phytoplankton

    Unknown

  • Cladocerans versus copepods: the cause of contrasting top–down controls on freshwater and marine phytoplankton

    Ulrich Sommer;Frank Sommer

  • Climate change and the timing, magnitude, and composition of the phytoplankton spring bloom

    Ulrich Sommer;Kathrin Lengfellner

  • Plankton dynamics under different climatic conditions in space and time

    Lisette N. De Senerpont Domis;James J. Elser;Alena S. Gsell;Vera L. M. Huszar

  • The nutrient stoichiometry of benthic microalgal growth: Redfield proportions are optimal

    Helmut Hillebrand;Ulrich Sommer

  • Pelagic food web configurations at different levels of nutrient richness and their implications for the ratio fish production:primary production

    Ulrich Sommer;Herwig Stibor;Alexis Katechakis;Frank Sommer

  • Ocean acidification-induced food quality deterioration constrains trophic transfer.

    Dennis Rossoll;Rafael Bermúdez;Helena Hauss;Kai G. Schulz

  • The paradox of the plankton: Fluctuations of phosphorus availability maintain diversity of phytoplankton in flow-through cultures1

    Ulrich Sommer

  • Diversity in planktonic communities: An experimental test of the intermediate disturbance hypothesis.

    Sabine Flöder;Ulrich Sommer

  • Intermediate disturbance in the ecology of phytoplankton and the maintenance of species diversity: a synthesis

    C. S. Reynolds;J. Padisák;Ulrich Sommer

  • Changes in biogenic carbon flow in response to sea surface warming

    Julia Wohlers;Anja Engel;Eckart Zöllner;Petra Breithaupt

  • Effects of sea surface warming on marine plankton.

    Aleksandra M. Lewandowska;Daniel G. Boyce;Daniel G. Boyce;Daniel G. Boyce;Matthias Hofmann;Birte Matthiessen

  • The Role of Competition for Resources in Phytoplankton Succession

    Unknown

  • Copepoda-Cladocera-Tunicata : The role of three major mesozooplankton groups in pelagic food webs

    Ulrich Sommer;Herwig Stibor

  • A history of atmospheric CO[2] and its effects on plants, animals, and ecosystems

    I.T. Baldwin;M.M. Caldwell;G. Heldmaier;Robert B. Jackson

  • Coastal food web structure, carbon storage, and nitrogen retention regulated by consumer pressure and nutrient loading

    Boris Worm;Heike K. Lotze;Ulrich Sommer

Frequent Co-Authors

Maria Moustaka-Gouni
Maria Moustaka-Gouni Aristotle University of Thessaloniki
Thomas F. Hansen
Thomas F. Hansen University of Oslo
Helmut Hillebrand
Helmut Hillebrand Carl von Ossietzky University of Oldenburg
Herwig Stibor
Herwig Stibor Ludwig-Maximilians-Universität München
Boris Worm
Boris Worm Dalhousie University
Heike K. Lotze
Heike K. Lotze Dalhousie University
Klaus Jürgens
Klaus Jürgens Leibniz Institute for Baltic Sea Research
Ulf Riebesell
Ulf Riebesell GEOMAR Helmholtz Centre for Ocean Research Kiel
Konstantinos Ar. Kormas
Konstantinos Ar. Kormas University Of Thessaly
Olav Vadstein
Olav Vadstein Norwegian University of Science and Technology

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying Ecology and Evolution opens doors to a wide range of career options, many of which connect with interdisciplinary fields. For students interested in how environmental issues impact mental health, an online masters in mental health counseling can provide specialized knowledge and skills for supporting individuals and communities.

If you're drawn to the intersection of science and law, you might wonder, what can I do with a masters in forensic psychology? This degree can lead to roles in research, criminal justice, and consulting, offering unique ways to apply scientific training.

Those passionate about youth development and environmental education can explore child psychology degrees online, which offer flexible pathways for working with children in schools, clinics, or community settings.

Finally, an online master's in counseling can enhance your ability to support others, whether you’re working in conservation, outreach, or advocacy.

Online degrees provide accessible learning and diverse career pathways for those studying Ecology and Evolution. Consider how your interests align with related disciplines as you plan your educational journey.

Best Scientists Citing Ulrich Sommer

Trending Scientists

Recently Published Articles