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Richard C. Dugdale 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 Richard C. Dugdale sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

The last bar groups every scientist with 510 publications or more.

Richard C. Dugdale 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 Richard C. Dugdale sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

The last bar groups every scientist with 94 D-Index or more.

Research.com Recognitions

  • 2010 - Fellow of American Geophysical Union (AGU)
  • 1963 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Richard C. Dugdale is affiliated with San Francisco State University in the United States. Their research primarily focuses on Earth and Planetary Sciences and Environmental Science, with significant contributions in subfields such as Oceanography, Environmental Chemistry, Nature and Landscape Conservation, Ecology, and Pollution.

The scientist's research topics cover a range of areas including:

  • Marine and coastal ecosystems
  • Marine Biology and Ecology Research
  • Aquatic Ecosystems and Phytoplankton Dynamics
  • Fish Ecology and Management Studies
  • Oceanographic and Atmospheric Processes
  • Coastal wetland ecosystem dynamics
  • Wastewater Treatment and Nitrogen Removal

Dugdale has published research articles in various journals, including:

  • "The interannual variabilities of chlorophyll and nutrients in San Francisco Bay: a modeling study" (2020, Ocean Dynamics)
  • "Light Regulation of Phytoplankton Growth in San Francisco Bay Studied Using a 3D Sediment Transport Model" (2021, Frontiers in Marine Science)
  • "Ecosystem Recovery in Progress? Initial Nutrient and Phytoplankton Response to Nitrogen Reduction from Sewage Treatment Upgrade in the San Francisco Bay Delta" (2022, Nitrogen)
  • "Evaluating Modeling Approaches for Phytoplankton Productivity in Estuaries" (2025, Water)
  • "Patterns in Anthropogenic Nitrogen and Water Quality Leading to Phytoplankton Blooms in Urban Estuaries" (2024, Journal of Marine Science and Engineering)

The scientist has frequently collaborated with colleagues such as Frances P. Wilkerson, Alexander E. Parker, Zhengui Wang, Fei Chai, and Huijie Xue.

Frequent publication venues include:

  • Ocean Dynamics
  • Frontiers in Marine Science
  • Nitrogen
  • Water
  • Journal of Marine Science and Engineering

Richard C. Dugdale has been recognized with fellowships from major scientific associations, including being named a Fellow of the American Geophysical Union (AGU) in 2010 and a Fellow of the American Association for the Advancement of Science (AAAS) in 1963.

Best Publications

  • UPTAKE OF NEW AND REGENERATED FORMS OF NITROGEN IN PRIMARY PRODUCTIVITY1

    R. C. Dugdale;J. J. Goering

  • NUTRIENT LIMITATION IN THE SEA: DYNAMICS, IDENTIFICATION, AND SIGNIFICANCE1

    R. C. Dugdale

  • A review of the Si cycle in the modern ocean: recent progress and missing gaps in the application of biogenic opal as a paleoproductivity proxy

    O Ragueneau;P Tréguer;A Leynaert;R.F Anderson

  • Pluses and minuses of ammonium and nitrate uptake and assimilation by phytoplankton and implications for productivity and community composition, with emphasis on nitrogen-enriched conditions

    Patricia M. Glibert;Frances P. Wilkerson;Richard C. Dugdale;John A. Raven;John A. Raven

  • Influence of diatom diversity on the ocean biological carbon pump

    Paul Tréguer;Chris Bowler;Brivaela Moriceau;Stephanie Dutkiewicz

  • Silicate regulation of new production in the equatorial Pacific upwelling

    Richard C. Dugdale;Frances P. Wilkerson

  • The role of a silicate pump in driving new production

    Richard C. Dugdale;Frances P. Wilkerson;Hans J. Minas

  • The use of 15N to measure nitrogen uptake in eutrophic oceans; experimental considerations1,2

    R. C. Dugdale;F. P. Wilkerson

  • The kinetics of nitrate and ammonia uptake by natural populations of marine phytoplankton

    J.J. MacIsaac;R.C. Dugdale

  • Interactions of light and inorganic nitrogen in controlling nitrogen uptake in the sea

    J.J. MacIsaac;R.C. Dugdale

  • One-dimensional ecosystem model of the equatorial Pacific upwelling system. Part I: model development and silicon and nitrogen cycle

    F. Chai;R.C. Dugdale;T.-H. Peng;F.P. Wilkerson

  • The role of ammonium and nitrate in spring bloom development in San Francisco Bay

    Richard C. Dugdale;Frances P. Wilkerson;Victoria E. Hogue;Albert Marchi

  • Nitrogen fixation in the Sargasso Sea

    R.C. Dugdale;David W. Menzel;John H. Ryther

  • Denitrification and hydrogen sulfide in the Peru upwelling region during 1976

    R.C. Dugdale;J.J. Goering;R.T. Barber;R.L. Smith

  • Primary production cycle in an upwelling center

    J.J. MacIsaac;R.C. Dugdale;R.T. Barber;D. Blasco

  • Nutrient sources and primary production in the Eastern Mediterranean

    R C Dugdale;F P Wilkerson

  • ESTIMATES OF IN SITU RATES OF NITROGEN UPTAKE BY TRICHODESMIUM SP. IN THE TROPICAL ATLANTIC OCEAN1

    John J. Goering;Richard C. Dugdale;David W. Menzel

  • Marine diatoms grown in chemostats under silicate or ammonium limitation. I. Cellular chemical composition and steady-state growth kinetics of Skeletonema costatum

    P. J. Harrison;P. J. Harrison;H. L. Conway;R. C. Dugdale

  • WEST: A northern California study of the role of wind-driven transport in the productivity of coastal plankton communities

    John Largier;Cathryn Lawrence;M. Roughan;D. M. Kaplan

  • HIGH NITROGEN FIXATION RATES IN THE SARGASSO SEA AND THE ARABIAN SEA1

    Richard C. Dugdale;John J. Goering;John H. Ryther

  • Nutrient regulation of phytoplankton productivity in Monterey Bay, California

    R.M. Kudela;R.C. Dugdale

  • Modeling new production in upwelling centers: A case study of modeling new production from remotely sensed temperature and color

    Richard C. Dugdale;André Morel;Annick Bricaud;Frances P. Wilkerson

Frequent Co-Authors

Frances P. Wilkerson
Frances P. Wilkerson San Francisco State University
Fei Chai
Fei Chai Ministry of Land and Resources of the People's Republic of China
Richard T. Barber
Richard T. Barber Duke University
Francisco P. Chavez
Francisco P. Chavez Monterey Bay Aquarium Research Institute
John J. Goering
John J. Goering University of Alaska Fairbanks
Tsung-Hung Peng
Tsung-Hung Peng Atlantic Oceanographic and Meteorological Laboratory
Peter G. Strutton
Peter G. Strutton University of Tasmania
James E. Cloern
James E. Cloern United States Geological Survey
Raphael M. Kudela
Raphael M. Kudela University of California, Santa Cruz
Yi Chao
Yi Chao University of California, Los Angeles

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