World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
57
Citations
10206
World Ranking
2302
National Ranking
970

Joan M. Bernhard publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Joan M. Bernhard sits on this spectrum.

38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38 publications 603+

This scientist: 177 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

Joan M. Bernhard D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Joan M. Bernhard sits on this spectrum.

30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 57 D-Index — 76th percentile

76% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

Overview

Joan M. Bernhard is affiliated with the Woods Hole Oceanographic Institution in the United States. Their research primarily spans the fields of Earth and Planetary Sciences and Environmental Science.

Their subfields of study include:

  • Oceanography
  • Ecology
  • Atmospheric Science
  • Environmental Chemistry
  • Molecular Biology

Bernhard's main topics of work incorporate:

  • Geology and Paleoclimatology Research
  • Methane Hydrates and Related Phenomena
  • Microbial Community Ecology and Physiology
  • Marine Biology and Ecology Research
  • Marine and coastal ecosystems
  • Protist diversity and phylogeny
  • Paleontology and Stratigraphy of Fossils

Key recent papers authored or coauthored by Joan M. Bernhard include:

  • Multiple integrated metabolic strategies allow foraminiferan protists to thrive in anoxic marine sediments, 2021, Science Advances
  • Impacts of Multiple Stressors on a Benthic Foraminiferal Community: A Long-Term Experiment Assessing Response to Ocean Acidification, Hypoxia and Warming, 2021, Frontiers in Marine Science
  • Through the eDNA looking glass: Responses of fjord benthic foraminiferal communities to contrasting environmental conditions, 2023, Journal of Eukaryotic Microbiology
  • Benthic Foraminiferal Mn/Ca as Low-Oxygen Proxy in Fjord Sediments, 2023, Global Biogeochemical Cycles
  • Microscale imaging sheds light on species-specific strategies for photo-regulation and photo-acclimation of microphytobenthic diatoms, 2023, Environmental Microbiology

Frequent collaborators in Bernhard's research include:

  • Fatma Gomaa
  • Helena L. Filipsson
  • Magali Schweizer
  • Christopher Powers
  • Emmanuelle Geslin

Their work has been published regularly in venues such as:

  • Abstracts with programs - Geological Society of America
  • Frontiers in Marine Science
  • The Journal of Foraminiferal Research
  • Global Biodiversity Information Facility
  • Frontiers in Microbiology

Best Publications

  • Characteristic assemblages and morphologies of benthic foraminifera from anoxic, organic-rich deposits; Jurassic through Holocene

    Joan M. Bernhard

  • Foraminifera of oxygen-depleted environments

    Joan M. Bernhard;Barum K. Sen Gupta

  • Vertical migratory response of benthic foraminifera to controlled oxygen concentrations in an experimental mesocosm

    E. Alve;J. M. Bernhard

  • Vertical migratory response of benthic foraminifera to controlled oxygen concentrations in an experimental mesocosm

    E. Alve;J. M. Bernhard

  • Foraminifera in the Arabian Sea oxygen minimum zone and other oxygen-deficient settings: taxonomic composition, diversity, and relation to metazoan faunas

    Andrew J Gooday;Joan M Bernhard;Lisa A Levin;Stephanie B Suhr

  • Benthic foraminiferal proxy to estimate dysoxic bottom-water oxygen concentrations; Santa Barbara Basin, U.S. Pacific continental margin

    Joan M. Bernhard;Barun K. Sen Gupta;Pamela F. Borne

  • The Santa Barbara Basin is a symbiosis oasis

    Joan M. Bernhard;Kurt R. Buck;Mark A. Farmer;Samuel S. Bowser

  • Benthic foraminifera of dysoxic sediments: chloroplast sequestration and functional morphology

    Joan M Bernhard;Samuel S Bowser;Samuel S Bowser

  • Postmortem vital staining in benthic foraminifera; duration and importance in population and distributional studies

    J. M. Bernhard

  • Distinguishing live from dead Foraminifera; methods review and proper applications

    Joan M. Bernhard

  • Benthic foraminiferal population fluctuations related to anoxia: Santa Barbara Basin

    Joan M. Bernhard;Clare E. Reimers

  • Blake Ridge methane seeps: characterization of a soft-sediment, chemosynthetically based ecosystem

    C.L. Van Dover;P. Aharon;J.M. Bernhard;E. Caylor

  • And on Top of All That… Coping with Ocean Acidification in the Midst of Many Stressors

    Denise L. Breitburg;Joseph E. Salisbury;Joan M. Bernhard;Wei-Jun Cai

  • Survival, ATP pool, and ultrastructural characterization of benthic foraminifera from Drammensfjord (Norway): response to anoxia

    Joan M. Bernhard;Elisabeth Alve

  • Comparison of two methods to identify live benthic foraminifera: A test between Rose Bengal and CellTracker Green with implications for stable isotope paleoreconstructions

    Joan M. Bernhard;Dorinda R. Ostermann;David S. Williams;Jessica K. Blanks

  • Benthic foraminiferal distribution and biomass related to pore-water oxygen content: central California continental slope and rise

    Joan M. Bernhard

  • Foraminiferal colonization of hydrocarbon-seep bacterial mats and underlying sediment, Gulf of Mexico slope

    Barun K. Sen Gupta;Emil Platon;Joan M. Bernhard;Paul Aharon

  • Monterey Bay cold-seep biota: Assemblages, abundance, and ultrastructure of living foraminifera

    Joan M Bernhard;Kurt R Buck;James P Barry

  • Nitrogen cycling in the sediments of Santa Barbara basin and Eastern Subtropical North Pacific: Nitrogen isotopes, diagenesis and possible chemosymbiosis between two lithotrophs (Thioploca and Anammox)—“riding on a glider”

    M.G. Prokopenko;M.G. Prokopenko;D.E. Hammond;W.M. Berelson;J.M. Bernhard

  • On the preservation of laminated sediments along the western margin of North America

    A. van Geen;Y. Zheng;Y. Zheng;J. M. Bernhard;K. G. Cannariato

  • Seasonal spillover and varve formation in the Santa Barbara Basin, California

    Clare E. Reimers;Carina B. Lange;Marialana Tabak;Joan M. Bernhard

  • Experimental and field evidence of Antarctic foraminiferal tolerance to anoxia and hydrogen sulfide

    Joan M. Bernhard

  • Potential symbionts in bathyal foraminifera.

    Joan M. Bernhard

Frequent Co-Authors

Daniel C. McCorkle
Daniel C. McCorkle Woods Hole Oceanographic Institution
Anders Meibom
Anders Meibom École Polytechnique Fédérale de Lausanne
Helena L. Filipsson
Helena L. Filipsson Lund University
Rodolfo Coccioni
Rodolfo Coccioni University of Urbino
Fabrizio Frontalini
Fabrizio Frontalini University of Urbino
Pieter T. Visscher
Pieter T. Visscher University of Connecticut
Andrew J. Gooday
Andrew J. Gooday National Oceanography Centre
G. Thomas Chandler
G. Thomas Chandler University of South Carolina
Konstantinos Ar. Kormas
Konstantinos Ar. Kormas University Of Thessaly
Kurt R. Buck
Kurt R. Buck Monterey Bay Aquarium Research Institute

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