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J. Brian Dempson

D-Index & Metrics

Ecology and Evolution

D-Index
42
Citations
7135
World Ranking
5560
National Ranking
358

J. Brian Dempson 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 J. Brian Dempson 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: 138 publications — 45th percentile

45% of scientists in this discipline score the same or lower.

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

J. Brian Dempson 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 J. Brian Dempson 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: 42 D-Index — 35th percentile

35% of scientists in this discipline score the same or lower.

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

Overview

J. Brian Dempson is affiliated with Fisheries and Oceans Canada in Canada, where their research focuses on environmental science with particular attention to fisheries and aquatic ecosystems.

The primary fields of study for Dempson include Environmental Science and Biochemistry, Genetics and Molecular Biology. Within these domains, their work addresses specific subfields such as Nature and Landscape Conservation, Genetics, Global and Planetary Change, Ecology, and Aquatic Science.

The core topics explored in their research include:

  • Fish Ecology and Management Studies
  • Genetic diversity and population structure
  • Marine and fisheries research
  • Genetic and phenotypic traits in livestock
  • Environmental DNA in Biodiversity Studies
  • Aquatic Invertebrate Ecology and Behavior
  • Marine Bivalve and Aquaculture Studies

Dempson's recent papers cover a range of subjects related to fish ecology and genetics, highlighting impacts of climate change as well as migration patterns and genetic introgression. Notable publications include:

  • Genomic evidence of past and future climate-linked loss in a migratory Arctic fish, 2021, Nature Climate Change
  • Temporal changes in the relative abundance of anadromous Arctic charr, brown trout, and Atlantic salmon in northern Europe: Do they reflect changing climates?, 2021, Freshwater Biology
  • Mortality of Atlantic salmon after catch and release angling: assessment of a recreational Atlantic salmon fishery in a changing climate, 2020, Canadian Journal of Fisheries and Aquatic Sciences
  • Range-wide genetic assignment confirms long-distance oceanic migration in Atlantic salmon over half a century, 2020, ICES Journal of Marine Science
  • Genomic evidence of recent European introgression into North American farmed and wild Atlantic salmon, 2022, Evolutionary Applications

Frequent co-authors in Dempson's work include Ian Bradbury, Sarah J. Lehnert, Tony Kess, Paul Bentzen, and Steven Duffy, reflecting a collaborative research environment.

Their publications frequently appear in established journals such as Fisheries Management and Ecology, Nature Climate Change, Canadian Journal of Fisheries and Aquatic Sciences, ICES Journal of Marine Science, and Evolutionary Applications.

Best Publications

  • Atlantic salmon Salmo salar L., brown trout Salmo trutta L. and Arctic charr Salvelinus alpinus (L.): a review of aspects of their life histories

    A. Klemetsen;P.-A. Amundsen;J. B. Dempson;B. Jonsson

  • General effects of climate change on Arctic fishes and fish populations.

    James D. Reist;Frederick J. Wrona;Terry D. Prowse;Michael Power

  • An overview of effects of climate change on selected arctic freshwater and anadromous fishes.

    James D. Reist;Frederick J. Wrona;Terry D. Prowse;Michael Power

  • The effects of preservation on fish tissue stable isotope signatures

    Unknown

  • Use of stable isotopes to distinguish farmed from wild Atlantic salmon, Salmo salar

    J. B. Dempson;M. Power

  • The marine temperature and depth preferences of Arctic charr (Salvelinus alpinus) and sea trout (Salmo trutta), as recorded by data storage tags

    Audun H. Rikardsen;Audun H. Rikardsen;Ola H. Diserud;J. Malcolm Elliott;J. Brian Dempson

  • Comparative proximate body composition of Atlantic salmon with emphasis on parr from fluvial and lacustrine habitats

    Unknown

  • Phylogeography and postglacial dispersal of arctic charr Salvelinus alpinus in North America

    C. C. Wilson;P. D. N. Hebert;J. D. Reist;J. B. Dempson

  • Arctic charr (Salvelinus alpinus): a case study of the importance of understanding biodiversity and taxonomic issues in northern fishes

    James D. Reist;Michael Power;J. Brian Dempson

  • Geographical differences in marine feeding of Atlantic salmon post-smolts in Norwegian fjords

    A. H. Rikardsen;M. Haugland;P. A. Bjørn;B. Finstad

  • Lethal freezing temperatures of Arctic char and other salmonids in the presence of ice

    Garth L. Fletcher;Ming H. Kao;J.Brian Dempson

  • Basal mercury concentrations and biomagnification rates in freshwater and marine food webs: Effects on Arctic charr (Salvelinus alpinus) from eastern Canada

    S. van der Velden;J.B. Dempson;M.S. Evans;D.C.G. Muir

  • Life history of anadromous arctic charr, Salvelinus alpinus, in the Fraser River, northern Labrador

    Unknown

  • Effects of Climate Change and UV Radiation on Fisheries for Arctic Freshwater and Anadromous Species

    James D. Reist;Frederick J. Wrona;Terry D. Prowse;J. Brian Dempson

  • Spatial and temporal migration of wild Atlantic salmon smolts determined from a video camera array in the sub-Arctic River Tana

    Jan Davidsen;Martin-A. Svenning;Panu Orell;Nigel Yoccoz

  • Ecological segregation within and among Arctic char morphotypesin Gander Lake, Newfoundland

    Michael Power;Michael F. O’Connell;J. Brian Dempson

  • Natural Hybridization between Arctic Char (Salvelinus alpinus) and Brook Trout (S. fontinalis): Evidence from Northern Labrador

    Johan Hammar;J. Brian Dempson;Eric Verspoor

  • Extensive hybridization following a large escape of domesticated Atlantic salmon in the Northwest Atlantic.

    Brendan F. Wringe;Brendan F. Wringe;Nicholas W. Jeffery;Nicholas W. Jeffery;Ryan R. E. Stanley;Lorraine C. Hamilton

  • Fish in high-latitude Arctic lakes

    Michael Power;James D. Reist;J. Brian Dempson

  • Genomic evidence of past and future climate-linked loss in a migratory Arctic fish

    K. K. S. Layton;K. K. S. Layton;K. K. S. Layton;P. V. R. Snelgrove;J. B. Dempson;T. Kess

  • Microsatellite gene diversity analysis in anadromous arctic char, Salvelinus alpinus, from Labrador, Canada

    Louis Bernatchez;J. Brian Dempson;Sylvain Martin

  • Latitudinal variation in fecundity among Arctic charr populations in eastern North America

    M. Power;J. B. Dempson;J. D. Reist;C. J. Schwarz

  • A field‐derived oxygen isotope fractionation equation for Salvelinus species

    Andrea Storm-Suke;J. Brian Dempson;James D. Reist;Michael Power

  • Stable isotope analysis of marine feeding signatures of Atlantic salmon in the North Atlantic

    J. Brian Dempson;Victoria A. Braithwaite;Denis Doherty;Michael Power

  • Latitudinal variation in growth among Arctic charr in eastern North America: evidence for countergradient variation?

    Louise Chavarie;J. Brian Dempson;C. J. Schwarz;J. D. Reist

Frequent Co-Authors

Michael Power
Michael Power University of Waterloo
James D. Reist
James D. Reist Fisheries and Oceans Canada
Ian A. Fleming
Ian A. Fleming Memorial University of Newfoundland
Louis Bernatchez
Louis Bernatchez Université Laval
Terry D. Prowse
Terry D. Prowse University of Victoria
Frederick J. Wrona
Frederick J. Wrona University of Calgary
Jeffrey A. Hutchings
Jeffrey A. Hutchings Dalhousie University
Richard J. Beamish
Richard J. Beamish Fisheries and Oceans Canada
Eva B. Thorstad
Eva B. Thorstad Norwegian Institute for Nature Research
Ben F. Koop
Ben F. Koop University of Victoria

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Best Scientists Citing J. Brian Dempson

Michael Power

Michael Power

University of Waterloo

Publications: 45

Eva B. Thorstad

Eva B. Thorstad

Norwegian Institute for Nature Research

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Eric B. Taylor

Eric B. Taylor

University of British Columbia

Publications: 20

James D. Reist

James D. Reist

Fisheries and Oceans Canada

Publications: 20

Paul Bentzen

Paul Bentzen

Dalhousie University

Publications: 17

Per-Arne Amundsen

Per-Arne Amundsen

University of Tromsø - The Arctic University of Norway

Publications: 17

Louis Bernatchez

Louis Bernatchez

Université Laval

Publications: 16

Rune Knudsen

Rune Knudsen

University of Tromsø - The Arctic University of Norway

Publications: 14

Bror Jonsson

Bror Jonsson

Norwegian Institute for Nature Research

Publications: 13

Terry D. Prowse

Terry D. Prowse

University of Victoria

Publications: 11

Thomas P. Quinn

Thomas P. Quinn

University of Washington

Publications: 10

Colin E. Adams

Colin E. Adams

University of Glasgow

Publications: 10

Warwick F. Vincent

Warwick F. Vincent

Université Laval

Publications: 10

Daniel E. Ruzzante

Daniel E. Ruzzante

Dalhousie University

Publications: 10

Kim Aarestrup

Kim Aarestrup

Technical University of Denmark

Publications: 10

Kjetil Hindar

Kjetil Hindar

Norwegian Institute for Nature Research

Publications: 10

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