World's Best Scientists 2026 revealed!
Gerard J M Versteegh

Gerard J M Versteegh

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 48 3897 3574 268 253 189 6830

Gerard J M Versteegh publications per year

The chart shows the history of publications by Gerard J M Versteegh between 1993 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Gerard J M Versteegh published across 33 years, from 1993 to 2025, averaging 6.1 papers a year. Output peaked at 22 publications in 2010. 8 of the 200 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1993 to 2025. Vertical axis: number of publications, 0 to 22. Peak 22 publications in 2010. 1993: 1 publication 1994: 2 publications 1995: 1 publication 1996: 1 publication 1997: 4 publications 1998: 3 publications 1999: 2 publications 2000: 1 publication 2001: 12 publications 2002: 3 publications 2003: 1 publication 2004: 16 publications 2005: 6 publications 2006: 2 publications 2007: 8 publications 2008: 2 publications 2009: 6 publications 2010: 22 publications 2011: 6 publications 2012: 19 publications 2013: 14 publications 2014: 17 publications 2015: 5 publications 2016: 8 publications 2017: 5 publications 2018: 4 publications 2019: 5 publications 2020: 3 publications 2021: 7 publications 2022: 5 publications 2023: 1 publication 2024: 6 publications 2025: 2 publications
1993 2025

200 publications in total across all disciplines

View publications per year as a table
Gerard J M Versteegh: publications per year, 1993 to 2025
Year Publications
1993 1
1994 2
1995 1
1996 1
1997 4
1998 3
1999 2
2000 1
2001 12
2002 3
2003 1
2004 16
2005 6
2006 2
2007 8
2008 2
2009 6
2010 22
2011 6
2012 19
2013 14
2014 17
2015 5
2016 8
2017 5
2018 4
2019 5
2020 3
2021 7
2022 5
2023 1
2024 6
2025 2
Total 200
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Gerard J M Versteegh 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 Gerard J M Versteegh sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 188–197 publications, is where this scientist sits. 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
38–47 publications 603+

This scientist: 189 publications — 58th percentile

58% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401 189
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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Gerard J M Versteegh 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 Gerard J M Versteegh sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 48 D-Index, is where this scientist sits. 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: 48 D-Index — 60th percentile

60% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366
38 344
39 349
40 296
41 289
42 277
43 279
44 248
45 257
46 212
47 202
48 207 48
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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Overview

Gerard J M Versteegh is a researcher affiliated with the University of Bremen in Germany. Their work primarily spans Earth and Planetary Sciences and Environmental Science, with a focus on subfields such as Oceanography, Atmospheric Science, Environmental Chemistry, Pollution, and Industrial and Manufacturing Engineering.

Their research topics include:

  • Marine and coastal ecosystems
  • Marine Biology and Ecology Research
  • Geology and Paleoclimatology Research
  • Microplastics and Plastic Pollution
  • Recycling and Waste Management Techniques
  • Marine Toxins and Detection Methods
  • Methane Hydrates and Related Phenomena

Versteegh has published in several scientific venues, frequently contributing to:

  • Frontiers in Marine Science
  • Biogeosciences
  • Review of Palaeobotany and Palynology
  • The Science of The Total Environment
  • Science Advances

Their recent papers include the following:

  • "Spatial distribution of small microplastics in the Norwegian Coastal Current," 2024, The Science of The Total Environment
  • "Climate change, society, and pandemic disease in Roman Italy between 200 BCE and 600 CE," 2024, Science Advances
  • "Attenuated Total Reflection (ATR) Micro-Fourier Transform Infrared (Micro-FT-IR) Spectroscopy to Enhance Repeatability and Reproducibility of Spectra Derived from Single Specimen Organic-Walled Dinoflagellate Cysts," 2021, Applied Spectroscopy
  • "Dinoflagellate cysts production, excystment and transport in the upwelling off Cape Blanc (NW Africa)," 2022, Frontiers in Marine Science
  • "Better molecular preservation of organic matter in an oxic than in a sulfidic depositional environment: evidence from Thalassiphora pelagica (Dinoflagellata, Eocene) cysts," 2020, Biogeosciences

Frequent co-authors in Versteegh's research include:

  • Karin A F Zonneveld
  • Fangzhu Wu
  • Sebastian Primpke
  • Gunnar Gerdts
  • Andrea Koschinsky

Best Publications

  • Atlas of modern dinoflagellate cyst distribution based on 2405 data points

    Karin A.F. Zonneveld;Fabienne Marret;Gerard J.M. Versteegh;Kara Bogus

  • Selective preservation of organic matter in marine environments; processes and impact on the sedimentary record

    K. A. F. Zonneveld;G. J. M. Versteegh;Sabine Kasten;T. I. Eglinton

  • Biomacromolecules of Algae and Plants and their Fossil Analogues

    Jan W. de Leeuw;Gerard J. M. Versteegh;Pim F. van Bergen

  • Preservation of organic-walled dinoflagellate cysts in different oxygen regimes: a 10,000 year natural experiment

    Karin A.F. Zonneveld;Gerard J.M. Versteegh;Gert J. de Lange

  • Dinoflagellate-based sea surface temperature reconstructions across the Cretaceous–Tertiary boundary

    H Brinkhuis;J.P Bujak;J Smit;G.J.M Versteegh

  • Palaeoproductivity and post-depositional aerobic organic matter decay reflected by dinoflagellate cyst assemblages of the Eastern Mediterranean S1 sapropel

    K.A.F. Zonneveld;G.J.M. Versteegh;G.J. de Lange

  • Potential palaeoenvironmental information of C24 to C36 mid-chain diols, keto-ols and mid-chain hydroxy fatty acids; a critical review

    G.J.M. Versteegh;H.-J. Bosch;J.W. De Leeuw

  • Preservation and organic chemistry of Late Cenozoic organic-walled dinoflagellate cysts: A review

    Karin A F Zonneveld;Gerard Jm Versteegh;Monika Kodrans-Nsiah

  • Recognition of cyclic and non-cyclic environmental changes in the Mediterranean Pliocene: A palynological approach

    G.J.M. Versteegh

  • Taraxerol and Rhizophora pollen as proxies for tracking past mangrove ecosystems

    Gerard Jm Versteegh;Enno Schefuß;Lydie M Dupont;Fabienne Marret

  • Postdepositional oxic degradation of alkenones : implications for the measurement of palaeo sea surface temperatures

    Marcel J. L. Hoefs;Gerard J. M. Versteegh;W. Irene C. Rijpstra;Jan W. de Leeuw

  • Resistant macromolecules of extant and fossil microalgae

    Gerard J. M. Versteegh;Peter Blokker

  • Use of selective degradation to separate preservation from productivity

    Gerard J.M. Versteegh;Karin A.F. Zonneveld

  • U37K′ values for Isochrysis galbana as a function of culture temperature, light intensity and nutrient concentrations

    Gerard J.M Versteegh;Roel Riegman;Jan W de Leeuw;J.H.F.(Fred) Jansen

  • Core-top calibration of the lipid-based U37K′ and TEX86 temperature proxies on the southern Italian shelf (SW Adriatic Sea, Gulf of Taranto)

    Arne Leider;Kai-Uwe Hinrichs;Gesine Mollenhauer;Gesine Mollenhauer;Gerard J.M. Versteegh

  • The 2.1 Ga old Francevillian biota : Biogenicity, taphonomy and biodiversity

    Abderrazak El Albani;Stefan Bengtson;Donald Eugene Canfield;Amelie Riboulleau

  • Palynology, organic geochemistry and carbon isotope analysis of a latest Ordovician through Silurian clastic succession from borehole Tt1, Ghadamis Basin, southern Tunisia, North Africa: Palaeoenvironmental interpretation

    Marco Vecoli;Armelle Riboulleau;Gerard J.M. Versteegh

  • Solar Forcing of Climate. 2: Evidence from the Past

    Gerard J. M. Versteegh

  • Geographic distribution of dinoflagellate cysts in surface sediments

    Karin A F Zonneveld;Fabienne Marret;Gerard J M Versteegh;Kara A Bogus

  • An experimental field study to test the stability of lipids used for the TEX86 and UK'37 palaeothermometers

    Jung-Hyun Kim;Carme Huguet;Karin A.F. Zonneveld;Gerard J.M. Versteegh

  • The onset of major Northern Hemisphere glaciations and their impact on dinoflagellate cysts and acritarchs from the Singa section, Calabria (southern Italy) and DSDP Holes 607/607A (North Atlantic)

    Gerard J.M. Versteegh

Frequent Co-Authors

Karin A F Zonneveld
Karin A F Zonneveld University of Bremen
Kai-Uwe Hinrichs
Kai-Uwe Hinrichs University of Bremen
Gesine Mollenhauer
Gesine Mollenhauer Alfred Wegener Institute for Polar and Marine Research
Jaap S. Sinninghe Damsté
Jaap S. Sinninghe Damsté Royal Netherlands Institute for Sea Research
Fabienne Marret
Fabienne Marret University of Liverpool
Armelle Riboulleau
Armelle Riboulleau University of Lille
Marco Vecoli
Marco Vecoli Saudi Aramco (United States)
Julius S. Lipp
Julius S. Lipp University of Bremen
James D. Scourse
James D. Scourse University of Exeter
Gerhard Fischer
Gerhard Fischer University of Colorado Boulder

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