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D-Index & Metrics

Biology and Biochemistry

D-Index
89
Citations
28422
World Ranking
2561
National Ranking
1340

Jonathan P. Zehr publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Jonathan P. Zehr sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 320 publications — 81st percentile

81% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Jonathan P. Zehr D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Jonathan P. Zehr sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 89 D-Index — 87th percentile

87% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Research.com Recognitions

  • 2018 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Jonathan P. Zehr is affiliated with the University of California, Santa Cruz in the United States. Their research primarily focuses on environmental and earth sciences, with significant contributions in oceanography, ecology, and molecular biology as subfields of study. Their work also spans environmental chemistry and pollution.

The scientist has an extensive record of publications related to microbial community ecology and physiology, marine and coastal ecosystems, marine biology and ecology research, protist diversity and phylogeny, isotope analysis in ecology, wastewater treatment and nitrogen removal, and aquatic ecosystems and phytoplankton dynamics.

Jonathan P. Zehr's frequent publication venues include bioRxiv (Cold Spring Harbor Laboratory), Zenodo (CERN European Organization for Nuclear Research), Limnology and Oceanography, The ISME Journal, and Journal of Phycology.

Several recent papers highlight their research contributions:

  • Changing perspectives in marine nitrogen fixation, 2020, Science
  • Nitrogen-fixing organelle in a marine alga, 2024, Science
  • Unusual marine cyanobacteria/haptophyte symbiosis relies on N2 fixation even in N-rich environments, 2020, The ISME Journal
  • Latitudinal constraints on the abundance and activity of the cyanobacterium UCYN-A and other marine diazotrophs in the North Pacific, 2020, Limnology and Oceanography
  • Overlooked and widespread pennate diatom-diazotroph symbioses in the sea, 2022, Nature Communications

Their frequent co-authors include:

  • Kendra A. Turk-Kubo
  • Mary R. Gradoville
  • Samuel T. Wilson
  • Angelicque White
  • David M. Karl

Jonathan P. Zehr's fields of study align with their focus on marine microbial ecology and biogeochemical cycles, emphasizing nitrogen fixation processes in marine environments.

In 2018, they were recognized as a Fellow of the American Association for the Advancement of Science (AAAS).

Best Publications

  • Trichodesmium, a Globally Significant Marine Cyanobacterium

    Douglas G. Capone;Jonathan P. Zehr;Hans W. Paerl;Birgitta Bergman

  • Nitrogenase gene diversity and microbial community structure: a cross-system comparison.

    Jonathan P. Zehr;Bethany D. Jenkins;Steven M. Short;Grieg F. Steward

  • Unicellular cyanobacteria fix N2 in the subtropical North Pacific Ocean.

    Jonathan P. Zehr;John B. Waterbury;Patricia J. Turner;Joseph P. Montoya

  • High rates of N2 fixation by unicellular diazotrophs in the oligotrophic Pacific Ocean.

    Joseph P Montoya;Carolyn M Holl;Jonathan P Zehr;Andrew Hansen

  • Nitrogen cycling in the ocean: New perspectives on processes and paradigms

    Jonathan P. Zehr;Bess B. Ward

  • Effects of Growth Irradiance and Nitrogen Limitation on Photosynthetic Energy Conversion in Photosystem II.

    Zbigniew Kolber;Jonathan Zehr;Paul Falkowski

  • Use of degenerate oligonucleotides for amplification of the nifH gene from the marine cyanobacterium Trichodesmium thiebautii.

    J P Zehr;L A McReynolds

  • Unicellular Cyanobacterium Symbiotic with a Single-Celled Eukaryotic Alga

    Anne W. Thompson;Rachel A. Foster;Andreas Krupke;Brandon J. Carter

  • Nitrogen fixation by marine cyanobacteria

    Jonathan P. Zehr

  • New Nitrogen-Fixing Microorganisms Detected in Oligotrophic Oceans by Amplification of Nitrogenase (nifH) Genes.

    Jonathan P. Zehr;Mark T. Mellon;Sabino Zani

  • Unicellular Cyanobacterial Distributions Broaden the Oceanic N2 Fixation Domain

    Pia H. Moisander;Roxanne A. Beinart;Ian Hewson;Angelicque E. White

  • Nitrogen cycle of the open ocean: from genes to ecosystems.

    Jonathan P. Zehr;Raphael M. Kudela

  • Nitrogen fixation and transfer in open ocean diatom–cyanobacterial symbioses

    Rachel A Foster;Marcel M M Kuypers;Tomas Vagner;Ryan W Paerl

  • Changing perspectives in marine nitrogen fixation.

    Jonathan P. Zehr;Douglas G. Capone

  • Database of diazotrophs in global ocean: abundance, biomass and nitrogen fixation rates

    Y. W. Luo;S. C. Doney;L. A. Anderson;Mar Benavides

  • Globally Distributed Uncultivated Oceanic N2-Fixing Cyanobacteria Lack Oxygenic Photosystem II

    Jonathan P. Zehr;Shellie R. Bench;Brandon J. Carter;Ian Hewson

  • GROWTH AND NITROGEN FIXATION OF THE DIAZOTROPHIC FILAMENTOUS NONHETEROCYSTOUS CYANOBACTERIUM TRICHODESMIUM SP. IMS 101 IN DEFINED MEDIA: EVIDENCE FOR A CIRCADIAN RHYTHM

    Yi-Bu Chen;Jonathan P. Zehr;Mark Mellon

  • Metabolic streamlining in an open-ocean nitrogen-fixing cyanobacterium

    H. James Tripp;Shellie R. Bench;Kendra A. Turk;Rachel A. Foster

  • Comparative day/night metatranscriptomic analysis of microbial communities in the North Pacific subtropical gyre.

    Rachel S. Poretsky;Ian Hewson;Shulei Sun;Andrew E. Allen

  • Supplementary Materials for Unicellular Cyanobacterium Symbiotic with a Single-Celled Eukaryotic Alga

    Anne W. Thompson;Rachel A. Foster;Andreas Krupke;Brandon J. Carter

Frequent Co-Authors

David M. Karl
David M. Karl University of Hawaii at Manoa
Douglas G. Capone
Douglas G. Capone University of Southern California
Matthew J. Church
Matthew J. Church University of Montana
Pia H. Moisander
Pia H. Moisander University of Massachusetts Dartmouth
Ian Hewson
Ian Hewson Cornell University
Joseph P. Montoya
Joseph P. Montoya Georgia Institute of Technology
Angelicque E. White
Angelicque E. White University of Hawaii at Manoa
Ricardo M. Letelier
Ricardo M. Letelier Oregon State University
Sonya T. Dyhrman
Sonya T. Dyhrman Lamont-Doherty Earth Observatory
Christopher A. Edwards
Christopher A. Edwards University of California, Santa Cruz

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