World's Best Scientists 2026 revealed!
G. Douglas Haffner

G. Douglas Haffner

D-Index & Metrics

Environmental Sciences

D-Index
40
Citations
6548
World Ranking
8056
National Ranking
366

G. Douglas Haffner publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where G. Douglas Haffner sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 145 publications — 39th percentile

39% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

G. Douglas Haffner D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where G. Douglas Haffner sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 40 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

G. Douglas Haffner is affiliated with the University of Windsor in Canada and has contributed extensively to environmental science and earth and planetary sciences. Their research spans multiple subfields, including ecology, environmental chemistry, oceanography, nature and landscape conservation, and atmospheric science.

Haffner's work primarily focuses on topics such as aquatic ecosystems and phytoplankton dynamics, marine and coastal ecosystems, aquatic invertebrate ecology and behavior, microbial community ecology and physiology, fish ecology and management studies, isotope analysis in ecology, and environmental DNA in biodiversity studies.

They have published research in several scientific venues with multiple contributions in the following:

  • SSRN Electronic Journal
  • Journal of Great Lakes Research
  • Diversity and Distributions
  • The Science of The Total Environment
  • Environmental Toxicology and Chemistry

Recent papers by Haffner include:

  • "Screening marker sensitivity: Optimizing eDNA-based rare species detection" (2021, Diversity and Distributions)
  • "Unique surface density layers promote formation of harmful algal blooms in the Pengxi River, Three Gorges Reservoir" (2020, Freshwater Science)
  • "Microbial community day-to-day dynamics during a spring algal bloom event in a tributary of Three Gorges Reservoir" (2022, The Science of The Total Environment)
  • "eDNA-based detection reveals invasion risks of a biofouling bivalve in the world's largest water diversion project" (2023, Ecological Applications)
  • "Golden mussel (Limnoperna fortunei) survival during winter at the northern invasion front implies a potential high-latitude distribution" (2021, Diversity and Distributions)

Haffner frequently collaborates with other researchers, including Paul B. Hamilton, Zhiqiang Xia, Amechi S. Nwankwegu, Xiaojiao Luo, and Wei Huang.

Best Publications

  • Mechanism of Biomagnification in Fish under Laboratory and Field Conditions

    Frank A. P. C. Gobas;John B. Wilcockson;Ronald W. Russell;G. Douglas Haffner

  • Photoferrotrophs thrive in an Archean Ocean analogue

    Sean A. Crowe;CarriAyne Jones;Sergei Katsev;Cédric Magen

  • The methane cycle in ferruginous Lake Matano.

    S. A. Crowe;S. Katsev;S. Katsev;K. Leslie;A. Sturm

  • Maternal transfer and in ovo exposure of organochlorines in oviparous organisms: A model and field verification

    Ronald W. Russell;Frank A. P. C. Gobas;G. Douglas Haffner

  • Simultaneous determination of tetrabromobisphenol A, tetrachlorobisphenol A, bisphenol A and other halogenated analogues in sediment and sludge by high performance liquid chromatography-electrospray tandem mass spectrometry.

    Shaogang Chu;G. Douglas Haffner;Robert J. Letcher

  • Intestinal absorption and biomagnification of organochlorines

    Frank A.P.C. Gobas;Jim R. McCorquodale;G.D. Haffner

  • Development and verification of a bioaccumulation model for organic contaminants in benthic invertebrates

    Heather A. Morrison;Frank A. P. C. Gobas;Rodica Lazar;G. Douglas Haffner

  • Immunosuppression in the northern leopard frog (Rana pipiens) induced by pesticide exposure.

    Mary-Kate Gilbertson;G. Douglas Haffner;Ken G. Drouillard;Anathea Albert

  • A simple, novel method for the quantitative analysis of coplanar (non-ortho substituted) polychlorinated biphenyls in environmental samples

    R. Lazar;R.C. Edwards;C.D. Metcalfe;T. Metcalfe

  • Development and Verification of a Benthic/Pelagic Food Web Bioaccumulation Model for PCB Congeners in Western Lake Erie

    Heather A. Morrison;Frank A. P. C. Gobas;Rodica Lazar;and D. Michael Whittel

  • The biogeochemistry of tropical lakes: A case study from Lake Matano, Indonesia

    Sean A. Crowe;Andrew H. O’Neill;Sergei Katsev;Peter Hehanussa

  • Role of chemical and ecological factors in trophic transfer of organic chemicals in aquatic food webs

    Ronald W. Russell;Frank A. P. C. Gobas;G. Douglas Haffner

  • Bioconcentration of chlorinated aromatic hydrocarbons in aquatic macrophytes

    Frank A. P. C. Gobas;Edmund J. McNeil;Lesley Lovett-Doust;G. Douglas Haffner

  • Comparison of polycyclic aromatic hydrocarbon and polychlorinated biphenyl dynamics in benthic invertebrates of Lake Erie, USA

    Sarah B. Gewurtz;Rodica Lazar;G. Douglas Haffner

  • Fifty years later: trophic ecology and niche overlap of a native and non-indigenous fish species in the western basin of Lake Erie

    Matthew M. Guzzo;Matthew M. Guzzo;G. Douglas Haffner;Nicholas D. Legler;Nicholas D. Legler;Scott A. Rush;Scott A. Rush

  • Organochlorine pesticide residues in Southern Ontario spring peepers

    Ronald W. Russell;Stephen J. Hecnar;G. Douglas Haffner

  • Plasma-associated halogenated phenolic contaminants in benthic and pelagic fish species from the Detroit River.

    Hongxia Li;Ken G. Drouillard;Erin Bennett;G. Douglas Haffner

  • Evaluation of chloroform/methanol and dichloromethane/hexane extractable lipids as surrogate measures of sample partition capacity for organochlorines in fish tissues.

    K.G. Drouillard;H. Hagen;G.D. Haffner

  • A River-wide Survey of Polychlorinated Biphenyls (PCBs), Polycylic Aromatic Hydrocarbons (PAHs), and Selected Organochlorine Pesticide Residues in Sediments of the Detroit River—1999

    Ken G. Drouillard;Maciek Tomczak;Stan Reitsma;G. Douglas Haffner

  • Long‐term impacts of invasive species on a native top predator in a large lake system

    Scott A. Rush;Gordon Paterson;Tim B. Johnson;Ken G. Drouillard

  • The relative importance of species invasions and sediment disturbance in regulating chemical dynamics in western Lake Erie

    Heather A Morrison;D.Michael Whittle;G.Douglas Haffner

Frequent Co-Authors

Ken G. Drouillard
Ken G. Drouillard University of Windsor
Frank A. P. C. Gobas
Frank A. P. C. Gobas Simon Fraser University
Hugh J. MacIsaac
Hugh J. MacIsaac University of Windsor
Bjørn Sundby
Bjørn Sundby McGill University
Robert J. Letcher
Robert J. Letcher Carleton University
Chris D. Metcalfe
Chris D. Metcalfe Trent University
Alfonso Mucci
Alfonso Mucci McGill University
Sean A. Crowe
Sean A. Crowe University of British Columbia
Jan J. H. Ciborowski
Jan J. H. Ciborowski University of Windsor
Craig E. Hebert
Craig E. Hebert Carleton University

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