World's Best Scientists 2026 revealed!
Margaret F. Docker

Margaret F. Docker

D-Index & Metrics

Ecology and Evolution

D-Index
32
Citations
3381
World Ranking
8136
National Ranking
504

Margaret F. Docker 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 Margaret F. Docker 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: 122 publications — 34th percentile

34% of scientists in this discipline score the same or lower.

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

Margaret F. Docker 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 Margaret F. Docker 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: 32 D-Index — 5th percentile

5% of scientists in this discipline score the same or lower.

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

Overview

Margaret F. Docker is affiliated with the University of Manitoba in Canada and has contributed extensively to the field of Environmental Science, with a focus on Nature and Landscape Conservation, Ecology, Genetics, Aquatic Science, and Molecular Biology. Their research primarily addresses topics related to Fish Ecology and Management Studies, Genetic diversity and population structure, Environmental Toxicology and Ecotoxicology, Aquaculture disease management and microbiota, Fish Biology and Ecology Studies, Identification and Quantification in Food, and Genetic and Clinical Aspects of Sex Determination and Chromosomal Abnormalities.

The scientist's recent publications illustrate significant involvement in aquatic ecological studies and invasive species management. Notable papers include:

  • Environmental DNA (eDNA) applications in freshwater fisheries management and conservation in Canada: overview of current challenges and opportunities (2023), published in Canadian Journal of Fisheries and Aquatic Sciences
  • A review of sea lamprey dispersal and population structure in the Great Lakes and the implications for control (2021), published in Journal of Great Lakes Research
  • Genetic control of invasive sea lamprey in the Great Lakes (2021), published in Journal of Great Lakes Research
  • Contrasting physiological responses between invasive sea lamprey and non-target bluegill in response to acute lampricide exposure (2021), published in Aquatic Toxicology
  • Population structure in anadromous lampreys: Patterns and processes (2021), published in Journal of Great Lakes Research

The scholar has frequently collaborated with other researchers, including Michael P. Wilkie, Colin J. Garroway, Phil Grayson, Ken M. Jeffries, and Michael Lawrence.

Margaret F. Docker's work has been published predominantly in the following academic venues:

  • Environmental Biology of Fishes (34 publications)
  • Journal of Great Lakes Research (7 publications)
  • bioRxiv (Cold Spring Harbor Laboratory) (6 publications)
  • Canadian Journal of Fisheries and Aquatic Sciences (4 publications)
  • Comparative Biochemistry and Physiology Part D Genomics and Proteomics (2 publications)

Best Publications

  • Population genomics of Pacific lamprey: adaptive variation in a highly dispersive species.

    Jon E. Hess;Nathan R. Campbell;David A. Close;Margaret F. Docker

  • Molecular resolution of the family Dreissenidae (Mollusca: Bivalvia) with emphasis on Ponto-Caspian species, including first report of Mytilopsis leucophaeata in the Black Sea basin

    Thomas W. Therriault;Margaret F. Docker;Marina I. Orlova;Daniel D. Heath

  • Genetic comparison between sympatric anadromous steelhead and freshwater resident rainbow trout in British Columbia, Canada

    Margaret F. Docker;Daniel D. Heath

  • Conservation of Native Lampreys

    Peter S. Maitland;Claude B. Renaud;Bernardo R. Quintella;David A. Close

  • Similarities, Differences, and Unknowns in Biology and Management of Three Parasitic Lampreys of North America

    Benjamin J. Clemens;Thomas R. Binder;Margaret F. Docker;Mary L. Moser

  • Invasion genetics of a freshwater mussel (Dreissena rostriformis bugensis) in eastern Europe: high gene flow and multiple introductions.

    T. W. Therriault;M. I. Orlova;M. F. Docker;Hugh J. MacIsaac

  • Phylogeny of the lamprey genus Lampetra inferred from mitochondrial cytochrome b and ND3 gene sequences

    Margaret F Docker;John H Youson;Richard J Beamish;Robert H Devlin

  • Neither philopatric nor panmictic: microsatellite and mtDNA evidence suggests lack of natal homing but limits to dispersal in Pacific lamprey

    Erin K. Spice;Damon H. Goodman;Stewart B. Reid;Margaret F. Docker

  • Use of genotyping by sequencing data to develop a high‐throughput and multifunctional SNP panel for conservation applications in Pacific lamprey

    Jon E. Hess;Nathan R. Campbell;Margaret F. Docker;Cyndi Baker

  • Hybridization dynamics between sympatric species of trout: loss of reproductive isolation

    C. M. Bettles;M. F. Docker;B. Dufour;D. D. Heath

  • Lampreys : biology, conservation and control

    Margaret F. Docker

  • Mitochondrial DNA evidence for high levels of gene flow among populations of a widely distributed anadromous lamprey Entosphenus tridentatus (Petromyzontidae)

    D. H. Goodman;S. B. Reid;M. F. Docker;G. R. Haas

  • Sensitive and specific polymerase chain reaction assay for detection of Loma salmonae (Microsporea)

    M. F. Docker;R. H. Devlin;J. Richard;J. Khattra

  • Redescription of the Presumed-Extinct Miller Lake Lamprey, Lampetra minima

    Christopher M. Lorion;Douglas F. Markle;Stewart B. Reid;Margaret F. Docker

  • Lampreys as Diverse Model Organisms in the Genomics Era

    David W. McCauley;Margaret F. Docker;Steve Whyard;Weiming Li

  • Erosion of interspecific reproductive barriers resulting from hatchery supplementation of rainbow trout sympatric with cutthroat trout

    Margaret F. Docker;Angie Dale;Daniel D. Heath

  • Contemporary gene flow between “paired” silver ( Ichthyomyzon unicuspis ) and northern brook ( I. fossor ) lampreys: implications for conservation

    Margaret F. Docker;Nicholas E. Mandrak;Daniel D. Heath

  • Age, growth, and sex ratio among populations of least brook lamprey,Lampetra aepyptera, larvae: an argument for environmental sex determination

    Margaret F. Docker;F. William H. Beamish

  • Conservation Challenges and Research Needs for Pacific Lamprey in the Columbia River Basin

    Benjamin J. Clemens;Richard J. Beamish;Kelly C. Coates;Margaret F. Docker

  • Introduction: A Surfeit of Lampreys

    Margaret F. Docker;John B. Hume;Benjamin J. Clemens

  • Recovery of a wild fish population from whole-lake additions of a synthetic estrogen.

    Paul J. Blanchfield;Karen A. Kidd;Margaret F. Docker;Vince P. Palace;Vince P. Palace

Frequent Co-Authors

Daniel D. Heath
Daniel D. Heath University of Windsor
Robert H. Devlin
Robert H. Devlin Fisheries and Oceans Canada
Ian C. Potter
Ian C. Potter Murdoch University
Shawn R. Narum
Shawn R. Narum University of Idaho
Daniel J. Isaak
Daniel J. Isaak US Forest Service
Mary L. Moser
Mary L. Moser Northwest Fisheries Science Center
Michael L. Kent
Michael L. Kent Oregon State University
Richard J. Beamish
Richard J. Beamish Fisheries and Oceans Canada
John H. Youson
John H. Youson University of Toronto
Carl B. Schreck
Carl B. Schreck Oregon State University

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