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Paul J. Blanchfield

Paul J. Blanchfield

Fisheries and Oceans Canada
Canada

D-Index & Metrics

Ecology and Evolution

D-Index
36
Citations
6616
World Ranking
7040
National Ranking
441

Paul J. Blanchfield 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 Paul J. Blanchfield 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: 97 publications — 16th percentile

16% of scientists in this discipline score the same or lower.

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

Paul J. Blanchfield 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 Paul J. Blanchfield 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: 36 D-Index — 17th percentile

17% of scientists in this discipline score the same or lower.

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

Overview

Paul J. Blanchfield is affiliated with Fisheries and Oceans Canada in Canada. Their research primarily focuses on environmental science, with a specialization in ecology and its subfields, including nature and landscape conservation, health, toxicology and mutagenesis, aquatic science, and global and planetary change.

The main topics covered in their work include fish ecology and management studies, isotope analysis in ecology, fish biology and ecology studies, wildlife ecology and conservation, marine animal studies overview, aquatic invertebrate ecology and behavior, and mercury impact and mitigation studies.

Blanchfield has contributed to multiple research papers in notable publication venues. Among the frequent venues of publication are the Canadian Journal of Fisheries and Aquatic Sciences, Environmental Biology of Fishes, Environmental Evidence, Journal of Fish Biology, and Zenodo (CERN European Organization for Nuclear Research).

Some of their recent papers include:

  • "Experimental evidence for recovery of mercury-contaminated fish populations," 2021, Nature
  • "Winter in water: differential responses and the maintenance of biodiversity," 2020, Ecology Letters
  • "Thermal stratification and fish thermal preference explain vertical eDNA distributions in lakes," 2020, Molecular Ecology
  • "A New Thermal Categorization of Ice-Covered Lakes," 2020, Geophysical Research Letters
  • "Using untapped telemetry data to explore the winter biology of freshwater fish," 2021, Reviews in Fish Biology and Fisheries

Frequent coauthors collaborating with Blanchfield include:

  • Matthew M. Guzzo
  • Bailey C. McMeans
  • Lee E. Hrenchuk
  • Michael D. Rennie
  • Mark S. Ridgway

Best Publications

  • Collapse of a fish population after exposure to a synthetic estrogen

    Karen A. Kidd;Paul J. Blanchfield;Kenneth H. Mills;Vince P. Palace

  • Whole-ecosystem study shows rapid fish-mercury response to changes in mercury deposition

    Reed C. Harris;John W. M. Rudd;Marc Amyot;Christopher L. Babiarz

  • Direct and indirect responses of a freshwater food web to a potent synthetic oestrogen

    Karen A. Kidd;Michael J. Paterson;Michael D. Rennie;Cheryl L. Podemski

  • Behavioral responses to annual temperature variation alter the dominant energy pathway, growth, and condition of a cold-water predator

    Matthew M. Guzzo;Paul J. Blanchfield;Paul J. Blanchfield;Michael D. Rennie;Michael D. Rennie;Michael D. Rennie

  • Experimental evidence of a linear relationship between inorganic mercury loading and methylmercury accumulation by aquatic biota.

    Diane M. Orihel;Michael J. Paterson;Paul J. Blanchfield;R. A. Bodaly

  • Performance of temperature and dissolved oxygen criteria to predict habitat use by lake trout (Salvelinus namaycush)This paper is part of the series “Forty Years of Aquatic Research at the Experimental Lakes Area”.

    John M. PlumbJ.M. Plumb;John M. PlumbJ.M. Plumb;Paul J. BlanchfieldP.J. Blanchfield;Paul J. BlanchfieldP.J. Blanchfield

  • Reproductive timing and use of redd sites by lake-spawning brook trout (Salvelinus fontinalis)

    Paul J. Blanchfield;Mark S. Ridgway

  • Experimental evidence for recovery of mercury-contaminated fish populations

    Unknown

  • Evaluation of Nonlethal Methods for the Analysis of Mercury in Fish Tissue

    R. F. Baker;P. J. Blanchfield;M. J. Paterson;R. J. Flett

  • Winter in water: differential responses and the maintenance of biodiversity

    Bailey C. McMeans;Kevin S. McCann;Matthew M. Guzzo;Timothy J. Bartley;Timothy J. Bartley

  • Elimination of mercury by yellow perch in the wild.

    Jillian L. A. Van Walleghem;Paul J. Blanchfield;Holger Hintelmann

  • Thermal stratification and fish thermal preference explain vertical eDNA distributions in lakes.

    Joanne E Littlefair;Lee E Hrenchuk;Paul J Blanchfield;Paul J Blanchfield;Michael D Rennie;Michael D Rennie

  • Effect of loading rate on the fate of mercury in littoral mesocosms.

    Diane M. Orihel;Michael J. Paterson;Cynthia C. Gilmour;R. A. Bodaly

  • Seasonal habitat selection by lake trout ( Salvelinus namaycush ) in a small Canadian shield lake: constraints imposed by winter conditions

    Paul J. Blanchfield;Lori S. Tate;John M. Plumb;Marie-Laure Acolas

  • Interspecies differences in biochemical, histopathological, and population responses in four wild fish species exposed to ethynylestradiol added to a whole lake

    V. P. Palace;V. P. Palace;R. E. Evans;R. E. Evans;K. G. Wautier;K. G. Wautier;K. H. Mills;K. H. Mills

  • Biochemical and histopathological effects in pearl dace (Margariscus Margarita) chronically exposed to a synthetic estrogen in a whole lake experiment

    Vince P. Palace;Kerry G. Wautier;Robert E. Evans;Paul J. Blanchfield

  • Breeding success of male brook trout (Salvelinus fontinalis) in the wild

    Paul J. Blanchfield;Mark S. Ridgway;Chris C. Wilson

  • The cost of peripheral males in a brook trout mating system

    Paul J. Blanchfield;Paul J. Blanchfield;Mark S. Ridgway

  • Climate change alters the quantity and phenology of habitat for lake trout (Salvelinus namaycush) in small Boreal Shield lakes

    Matthew M. Guzzo;Paul J. Blanchfield;Paul J. Blanchfield

  • Waterborne 17α-Ethynylestradiol Affects Aggressive Behaviour of Male Fathead Minnows (Pimephales promelas) under Artificial Spawning Conditions

    Andrew R. Majewski;Paul J. Blanchfield;Vince P. Palace;Vince P. Palace;Kerry Wautier

  • Resource partitioning among top-level piscivores in a sub-Arctic lake during thermal stratification

    Matthew M. Guzzo;Paul J. Blanchfield;Paul J. Blanchfield;Andrew J. Chapelsky;Peter A. Cott

  • Bioaccumulation of newly deposited mercury by fish and invertebrates: an enclosure study using stable mercury isotopes

    Michael J. Paterson;Paul J. Blanchfield;Cheryl Podemski;Holger H. Hintelmann

Frequent Co-Authors

Michael J. Paterson
Michael J. Paterson International Institute for Sustainable Development
Karen A. Kidd
Karen A. Kidd McMaster University
Holger Hintelmann
Holger Hintelmann Trent University
Brian J. Shuter
Brian J. Shuter University of Toronto
Mark S. Ridgway
Mark S. Ridgway Ministry of Natural Resources and Forestry
Bailey C. McMeans
Bailey C. McMeans University of Toronto
James A. Rusak
James A. Rusak Ministry of the Environment, Conservation and Parks
Cynthia C. Gilmour
Cynthia C. Gilmour Smithsonian Environmental Research Center
Donald C. Pierson
Donald C. Pierson Uppsala University
Gesa A. Weyhenmeyer
Gesa A. Weyhenmeyer Uppsala University

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Henner Hollert

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Dana W. Kolpin

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Nancy D. Denslow

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