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John Y. Takekawa

D-Index & Metrics

Ecology and Evolution

D-Index
54
Citations
9616
World Ranking
3171
National Ranking
1124

John Y. Takekawa publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where John Y. Takekawa sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 308 publications — 92nd percentile

92% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

John Y. Takekawa D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where John Y. Takekawa sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 54 D-Index — 64th percentile

64% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

John Y. Takekawa is affiliated with the United States Geological Survey, based in the United States. Their research spans multiple areas within environmental science and medicine, with a significant focus on ecology and infectious diseases. Over 44 publications contribute to the field of Environmental Science, while 20 publications address various topics in Medicine.

Their primary subfields of study include ecology, infectious diseases, epidemiology, nature and landscape conservation, and agronomy and crop science. These areas reflect a multidisciplinary approach to studying environmental and health-related phenomena.

Key research topics covered in their work include:

  • Viral Infections and Vectors
  • Influenza Virus Research Studies
  • Coastal wetland ecosystem dynamics
  • Animal Disease Management and Epidemiology
  • Avian ecology and behavior
  • Species Distribution and Climate Change
  • Isotope Analysis in Ecology

The scientist has published in a range of journals, with frequent contributions to:

  • Frontiers in Ecology and Evolution (3 publications)
  • Transboundary and Emerging Diseases (2 publications)
  • Ecology and Evolution (2 publications)
  • Birds of the World (2 publications)
  • Biological Conservation (1 publication)

Frequent collaborators include Diann J. Prosser and Susan E. W. De La Cruz, each credited with nine coauthored works, as well as Michael L. Casazza and Shenglai Yin with five publications each, and Joshua T. Ackerman with four coauthored papers. This indicates ongoing partnership with specialists in related fields.

Recent significant publications feature the following:

  • "The diverse motivations of citizen scientists: Does conservation emphasis grow as volunteer participation progresses?", 2020, Biological Conservation, cited 146 times
  • "Pathways for avian influenza virus spread: GPS reveals wild waterfowl in commercial livestock facilities and connectivity with the natural wetland landscape", 2022, Transboundary and Emerging Diseases, cited 40 times
  • "Spatiotemporal changes in influenza A virus prevalence among wild waterfowl inhabiting the continental United States throughout the annual cycle", 2022, Scientific Reports, cited 23 times
  • "Age- and sex-related dietary specialization facilitate seasonal resource partitioning in a migratory shorebird", 2021, Ecology and Evolution, cited 21 times
  • "Diurnal timing of nonmigratory movement by birds: the importance of foraging spatial scales", 2020, Journal of Avian Biology, cited 16 times

Best Publications

  • U.S. Pacific coastal wetland resilience and vulnerability to sea-level rise

    Karen Thorne;Glen MacDonald;Glenn Guntenspergen;Richard Ambrose

  • Avian influenza H5N1 viral and bird migration networks in Asia

    Huaiyu Tian;Sen Zhou;Lu Dong;Thomas P. Van Boeckel

  • The roller coaster flight strategy of bar-headed geese conserves energy during Himalayan migrations

    Charles M. Bishop;Robin J. Spivey;Lucy A. Hawkes;Nyambayar Batbayar

  • The trans-Himalayan flights of bar-headed geese (Anser indicus)

    Lucy A. Hawkes;Sivananinthaperumal Balachandran;Nyambayar Batbayar;Patrick J. Butler

  • Potential spread of highly pathogenic avian influenza H5N1 by wildfowl: dispersal ranges and rates determined from large-scale satellite telemetry

    Nicolas Gaidet;Julien Cappelle;John Y. Takekawa;Diann J. Prosser

  • Migration of Waterfowl in the East Asian Flyway and Spatial Relationship to HPAI H5N1 Outbreaks

    John Y. Takekawa;Scott H. Newman;Xiangming Xiao;Diann J. Prosser

  • Spring migration of Northern Pintails from California's Central Valley wintering area tracked with satellite telemetry: routes, timing, and destinations

    Michael R Miller;John Y Takekawa;Joseph P Fleskes;Dennis L Orthmeyer

  • Evidence of Infection by H5N2 Highly Pathogenic Avian Influenza Viruses in Healthy Wild Waterfowl

    Nicolas Gaidet;Giovanni Cattoli;Saliha Hammoumi;Scott H. Newman

  • Flying with the wind: scale dependency of speed and direction measurements in modelling wind support in avian flight

    Kamran Safi;Kamran Safi;Bart Kranstauber;Bart Kranstauber;Rolf Weinzierl;Larry Griffin

  • Management and conservation of San Francisco Bay salt ponds: effects of pond salinity, area, tide, and season on Pacific Flyway waterbirds

    Nils Warnock;Gary W. Page;Tamiko D. Ruhlen;Nadav Nur

  • Mercury correlations among six tissues for four waterbird species breeding in San Francisco Bay, California, USA.

    Collin A. Eagles-Smith;Joshua T. Ackerman;Terrence L. Adelsbach;John Y. Takekawa

  • Habitat preferences of wintering shorebirds in a temporally changing environment: Western sandpipers in the San Francisco Bay estuary

    Sarah E. Warnock;John Y. Takekawa

  • Wetland Accretion Rate Model of Ecosystem Resilience (WARMER) and Its Application to Habitat Sustainability for Endangered Species in the San Francisco Estuary

    Kathleen M. Swanson;Judith Z. Drexler;David H. Schoellhamer;Karen M. Thorne

  • Wild bird migration across the Qinghai-Tibetan plateau: a transmission route for highly pathogenic H5N1.

    Diann J. Prosser;Diann J. Prosser;Peng Cui;John Y. Takekawa;Mingjie Tang

  • Wintering site fidelity and movement patterns of Western Sandpipers Calidris mauri in the San Francisco Bay estuary

    Sarah E. Warnock;John Y. Takekawa

  • The diverse motivations of citizen scientists: Does conservation emphasis grow as volunteer participation progresses?

    Lincoln R. Larson;Caren B. Cooper;Sara Futch;Devyani Singh

  • Flying Over an Infected Landscape: Distribution of Highly Pathogenic Avian Influenza H5N1 Risk in South Asia and Satellite Tracking of Wild Waterfowl

    Marius Gilbert;Scott H. Newman;John Y. Takekawa;Leo Loth

  • Mercury bioaccumulation and risk to three waterbird foraging guilds is influenced by foraging ecology and breeding stage.

    Collin A. Eagles-Smith;Joshua T. Ackerman;Susan E.W. De La Cruz;John Y. Takekawa

  • WESTERN SANDPIPERS (CALIDRIS MAURI) DURING THE NONBREEDING SEASON: SPATIAL SEGREGATION ON A HEMISPHERIC SCALE

    Silke Nebel;David B. Lank;Patrick D. O'Hara;Guillermo Fernandez

  • A night-lighting technique for at-sea capture of Xantus' Murrelets

    Darrell L. Whitworth;John Y. Takekawa;Harry R. Carter;William R. McIver

  • Potential spread of highly pathogenic avian influenza H5N1 by wildfowl : dispersal ranges and rates determined from large-scale satellite telemetry

    Nicolas Gaidet;Julien Cappelle;John Y. Takekawa;Samuel Iverson

Frequent Co-Authors

Scott H. Newman
Scott H. Newman Food and Agriculture Organization of the United Nations
Diann J. Prosser
Diann J. Prosser United States Fish and Wildlife Service
Joshua T. Ackerman
Joshua T. Ackerman United States Geological Survey
Xiangming Xiao
Xiangming Xiao University of Oklahoma
David C. Douglas
David C. Douglas United States Geological Survey
Collin A. Eagles-Smith
Collin A. Eagles-Smith United States Geological Survey
Martin Wikelski
Martin Wikelski Max Planck Institute for Ornithology
David H. Schoellhamer
David H. Schoellhamer United States Geological Survey
Lucy A. Hawkes
Lucy A. Hawkes University of Exeter
Patrick J. Butler
Patrick J. Butler University of Birmingham

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Related Online Degrees & Career Pathways

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Students interested in data analysis or modeling can consider online math degree programs. These programs help build strong analytical and quantitative skills, which are increasingly important in ecological research and conservation.

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For advanced study or teaching roles, the most affordable online master's in education can help you specialize further, preparing you for roles in academic research, teaching, or educational outreach related to ecology and evolution.

Best Scientists Citing John Y. Takekawa

Martin Wikelski

Martin Wikelski

Max Planck Institute for Ornithology

Publications: 72

Joshua T. Ackerman

Joshua T. Ackerman

United States Geological Survey

Publications: 60

Collin A. Eagles-Smith

Collin A. Eagles-Smith

United States Geological Survey

Publications: 40

Bing Xu

Bing Xu

Tsinghua University

Publications: 38

Scott H. Newman

Scott H. Newman

Food and Agriculture Organization of the United Nations

Publications: 28

David B. Lank

David B. Lank

Simon Fraser University

Publications: 27

Marius Gilbert

Marius Gilbert

Université Libre de Bruxelles

Publications: 25

Kamran Safi

Kamran Safi

Max Planck Institute for Ornithology

Publications: 25

Marcel Klaassen

Marcel Klaassen

Deakin University

Publications: 22

Tony D. Williams

Tony D. Williams

Simon Fraser University

Publications: 19

Bart A. Nolet

Bart A. Nolet

University of Amsterdam

Publications: 19

Robert G. Webster

Robert G. Webster

St. Jude Children's Research Hospital

Publications: 18

David C. Evers

David C. Evers

University of Minnesota

Publications: 18

Wolfgang Fiedler

Wolfgang Fiedler

Max Planck Society

Publications: 18

Hon S. Ip

Hon S. Ip

United States Geological Survey

Publications: 17

Xiangming Xiao

Xiangming Xiao

University of Oklahoma

Publications: 17

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