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Toshio Suga

Toshio Suga

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 41 5499 5085 143 132 126 6741

Toshio Suga publications per year

The chart shows the history of publications by Toshio Suga between 1988 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Toshio Suga published across 38 years, from 1988 to 2025, averaging 3.8 papers a year. Output peaked at 11 publications in 2016. 8 of the 144 publications appeared in the last two years.

No. of publications
2 4 6 8 10
Bar chart. Horizontal axis: year, 1988 to 2025. Vertical axis: number of publications, 0 to 11. Peak 11 publications in 2016. 1988: 1 publication 1989: 1 publication 1990: 1 publication 1991: 0 publications 1992: 1 publication 1993: 0 publications 1994: 0 publications 1995: 4 publications 1996: 0 publications 1997: 2 publications 1998: 0 publications 1999: 0 publications 2000: 2 publications 2001: 2 publications 2002: 6 publications 2003: 6 publications 2004: 4 publications 2005: 2 publications 2006: 4 publications 2007: 4 publications 2008: 5 publications 2009: 8 publications 2010: 10 publications 2011: 5 publications 2012: 6 publications 2013: 1 publication 2014: 6 publications 2015: 8 publications 2016: 11 publications 2017: 5 publications 2018: 3 publications 2019: 8 publications 2020: 4 publications 2021: 5 publications 2022: 7 publications 2023: 4 publications 2024: 2 publications 2025: 6 publications
1988 2025

144 publications in total across all disciplines

View publications per year as a table
Toshio Suga: publications per year, 1988 to 2025
Year Publications
1988 1
1989 1
1990 1
1991 0
1992 1
1993 0
1994 0
1995 4
1996 0
1997 2
1998 0
1999 0
2000 2
2001 2
2002 6
2003 6
2004 4
2005 2
2006 4
2007 4
2008 5
2009 8
2010 10
2011 5
2012 6
2013 1
2014 6
2015 8
2016 11
2017 5
2018 3
2019 8
2020 4
2021 5
2022 7
2023 4
2024 2
2025 6
Total 144
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Toshio Suga 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 Toshio Suga 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, 118–127 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: 126 publications — 25th percentile

25% 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
118–127 540 126
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
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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Toshio Suga 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 Toshio Suga 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, 41 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: 41 D-Index — 41st percentile

41% 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 41
42 277
43 279
44 248
45 257
46 212
47 202
48 207
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

Toshio Suga is a researcher affiliated with Tohoku University in Japan. Their work spans several areas within Earth and Planetary Sciences and Environmental Science, with a particular focus on Oceanography and related subfields.

The scientist's research primarily covers topics such as:

  • Oceanographic and Atmospheric Processes
  • Marine and coastal ecosystems
  • Climate variability and models
  • Marine and fisheries research
  • Arctic and Antarctic ice dynamics
  • Ocean Acidification Effects and Responses
  • Tropical and Extratropical Cyclones Research

Key subfields within their work include:

  • Oceanography
  • Global and Planetary Change
  • Atmospheric Science
  • Geology
  • Management, Monitoring, Policy and Law

Suga has published extensively in several scientific venues, with frequent contributions to:

  • Frontiers in Marine Science
  • Journal of Geophysical Research Oceans
  • Journal of Oceanography
  • Earth system science data
  • Annual Review of Marine Science

Among notable papers associated with or relevant to their field of study are:

  • "Argo Data 1999-2019: Two Million Temperature-Salinity Profiles and Subsurface Velocity Observations From a Global Array of Profiling Floats" (2020, Frontiers in Marine Science)
  • "Heat stored in the Earth system 1960-2020: where does the energy go?" (2023, Earth system science data)
  • "Argo-Two Decades: Global Oceanography, Revolutionized" (2021, Annual Review of Marine Science)
  • "The Technological, Scientific, and Sociological Revolution of Global Subsurface Ocean Observing" (2021, Oceanography)
  • "Unsupervised Clustering of Argo Temperature and Salinity Profiles in the Mid-Latitude Northwest Pacific Ocean and Revealed Influence of the Kuroshio Extension Variability on the Vertical Structure Distribution" (2022, Journal of Geophysical Research Oceans)

Suga frequently collaborates with other researchers including Susan Wijffels, Dean Roemmich, Gregory C. Johnson, Shigeki Hosoda, and Nathalie Zilberman.

Best Publications

  • Fifteen years of ocean observations with the global Argo array

    Stephen C. Riser;Howard J. Freeland;Dean Roemmich;Susan Wijffels

  • Changing Ocean, Marine Ecosystems, and Dependent Communities

    Nathaniel L. Bindoff;William W.L. Cheung;James G. Kairo;Javier Arístegui

  • On the Future of Argo: A Global, Full-Depth, Multi-Disciplinary Array

    Dean Roemmich;Matthew H. Alford;Hervé Claustre;Kenneth Johnson

  • The North Pacific climatology of winter mixed layer and Mode waters

    Toshio Suga;Kazunori Motoki;Yoshikazu Aoki;Alison M. Macdonald

  • Thermostad Distribution in the North Pacific Subtropical Gyre: The Central Mode Water and the Subtropical Mode Water

    Toshio Suga;Yukiko Takei;Kimio Hanawa

  • Global surface layer salinity change detected by Argo and its implication for hydrological cycle intensification

    Shigeki Hosoda;Toshio Suga;Toshio Suga;Nobuyuki Shikama;Keisuke Mizuno

  • The mixed-layer climatology in the northwestern part of the north pacific subtropical gyre and the formation area of subtropical mode water

    Toshio Suga;Kimio Hanawa

  • Subtropical Mode Water in the 137°E Section

    Toshio Suga;Kimio Hanawa;Yoshiaki Toba

  • The subtropical mode water circulation in the North Pacific

    Toshio Suga;Kimio Hanawa

  • Oceanic fronts and jets around Japan: A review

    Shinichiro Kida;Humio Mitsudera;Shigeru Aoki;Xinyu Guo

  • Improved description of global mixed-layer depth using Argo profiling floats

    Shigeki Hosoda;Tsuyoshi Ohira;Kanako Sato;Toshio Suga;Toshio Suga

  • Argo: The challenge of continuing 10 years of progress

    D Roemmich;M Belboch;H Freeland;SL Garzoli

  • Trend and Variability in Global Upper‐Ocean Stratification Since the 1960s

    Ryohei Yamaguchi;Toshio Suga;Toshio Suga

  • North Pacific Tropical Water: its climatology and temporal changes associated with the climate regime shift in the 1970s

    Toshio Suga;Ayato Kato;Kimio Hanawa

  • Temporal Variability of Winter Mixed Layer in the Mid- to High-Latitude North Pacific

    Eitarou Oka;Eitarou Oka;Lynne D. Talley;Toshio Suga;Toshio Suga

  • ARGO - a decade of progress

    Howard Freeland;Dean Roemmich;Silvia L. Garzoli;Pierre-Yves Le Traon

  • Surface thermal conditions in the western North Pacific during the ENSO events

    Kimio Hanawa;Tomowo Watanabe;Naoto Iwasaka;Toshio Suga

  • An Isopycnally Averaged North Pacific Climatology

    A. M. Macdonald;T. Suga;R. G. Curry

  • Ventilation of the North Pacific subtropical pycnocline and mode water formation

    Toshio Suga;Toshio Suga;Yoshikazu Aoki;Hiroko Saito;Kimio Hanawa

  • Antarctic Intermediate Water circulation in the tropical and subtropical South Atlantic

    Toshio Suga;Lynne D. Talley

Frequent Co-Authors

Kimio Hanawa
Kimio Hanawa Tohoku University
Dean Roemmich
Dean Roemmich University of California, San Diego
Susan Wijffels
Susan Wijffels Woods Hole Oceanographic Institution
Howard J. Freeland
Howard J. Freeland Fisheries and Oceans Canada
Bo Qiu
Bo Qiu University of Hawaii at Manoa
Brian A. King
Brian A. King National Oceanography Centre
M. Ravichandran
M. Ravichandran Ministry of Earth Sciences
Stephen C. Riser
Stephen C. Riser University of Washington
Masao Ishii
Masao Ishii Japan Meteorological Agency
Andreas Sterl
Andreas Sterl Royal Netherlands Meteorological Institute

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