World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
49
Citations
10070
World Ranking
4007
National Ranking
275

Richard A. Cunjak 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 Richard A. Cunjak 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.

Richard A. Cunjak 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 Richard A. Cunjak 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: 49 D-Index — 53rd percentile

53% of scientists in this discipline score the same or lower.

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

Overview

Richard A. Cunjak is affiliated with the University of New Brunswick in Canada and specializes in Environmental Science. Their research mainly focuses on topics related to fish ecology and management studies, with significant contributions to the understanding of thermal habitats, aquatic ecosystems, and isotope analysis in ecology.

Within the broader field of Environmental Science, Richard A. Cunjak's work spans several subfields including Nature and Landscape Conservation, Ecology, Water Science and Technology, Global and Planetary Change, and Aquatic Science. Their research intersects various complex environmental processes particularly relevant to aquatic and fish biology.

The frequent topics addressed in their work include:

  • Fish Ecology and Management Studies
  • Hydrology and Sediment Transport Processes
  • Wildlife Ecology and Conservation
  • Hydrology and Watershed Management Studies
  • Isotope Analysis in Ecology
  • Marine and Fisheries Research
  • Fish Biology and Ecology Studies

Richard A. Cunjak has published research in a variety of journals and publication venues such as Fishes, Ecosphere, Food Webs, Freshwater Biology, and Northeastern Naturalist. These venues reflect the interdisciplinary and applied aspects of their research in aquatic ecosystems and conservation biology.

Notable recent publications include:

  • The Role of Cold-Water Thermal Refuges for Stream Salmonids in a Changing Climate-Experiences from Atlantic Canada, 2023, Fishes
  • Salmonid thermal habitat contraction in a hydrogeologically complex setting, 2021, Ecosphere
  • Functional and trophic diversity of tropical headwater stream communities inferred from carbon, nitrogen and hydrogen stable isotope ratios, 2020, Food Webs
  • High temperature events shape the broadscale distribution of juvenile Atlantic salmon (Salmo salar), 2023, Freshwater Biology
  • A rapid classification tool for deformities in Atlantic salmon (Salmo salar) embryos, 2022, Journal of Fish Biology

Their research collaborations include frequent co-authors such as Tommi Linnansaari, Antóin M. O'Sullivan, Emily Corey, R. Allen Curry, and David X. Soto. These collaborations indicate a network of researchers focused on environmental and ecological aspects of aquatic sciences.

Best Publications

  • Lipid corrections in carbon and nitrogen stable isotope analyses: comparison of chemical extraction and modelling methods

    John M. Logan;Timothy D. Jardine;Timothy J. Miller;Stuart E. Bunn

  • Winter habitat of selected stream fishes and potential impacts from land-use activity

    Richard A. Cunjak

  • Winter Habitat Utilization by Stream Resident Brook Trout (Salvelinus fontinalis) and Brown Trout (Salmo trutta)

    Richard A. Cunjak;Geoffrey Power

  • Spatial niche variability for young Atlantic salmon (Salmo salar) and brown trout (S. trutta) in heterogeneous streams

    J. Heggenes;J. L. Baglinière;R. A. Cunjak

  • Atlantic salmon (Salmo salar) in winter: "the season of parr discontent"?

    R A Cunjak;T D Prowse;D L Parrish

  • Field test of a new method for tracking small fishes in shallow rivers using passive integrated transponder (PIT) technology

    J.-M. Roussel;A. Haro;R.A. Cunjak

  • Behaviour and Microhabitat of Young Atlantic Salmon (Salmo salar) during Winter

    Richard A. Cunjak

  • Physiological Consequences of Overwintering in Streams: The Cost of Acclimitization?

    Richard A. Cunjak

  • The feeding and energetics of stream-resident trout in winter*

    R. A. Cunjak;G. Power

  • Using stable isotope analysis with telemetry or mark-recapture data to identify fish movement and foraging

    R.A. Cunjak;Jean-Marc Roussel;M.A. Gray;J.P. Dietrich

  • Density-dependent growth of young-of-the-year Atlantic salmon Salmo salar in Catamaran Brook, New Brunswick

    I. Imre;J. W. A. Grant;R. A. Cunjak

  • Dry mass–length relationships for benthic insects: a review with new data from Catamaran Brook, New Brunswick, Canada

    Thomas A. Johnston;Richard A. Cunjak

  • Preserving, augmenting, and creating cold-water thermal refugia in rivers: concepts derived from research on the Miramichi River, New Brunswick (Canada)

    Barret L. Kurylyk;Kerry T. B. MacQuarrie;Tommi Linnansaari;Richard A. Cunjak

  • Behaviour during elevated water temperatures: can physiology explain movement of juvenile Atlantic salmon to cool water?

    Cindy Breau;Richard A. Cunjak;Stephan J. Peake

  • Implications of territory size for the measurement and prediction of salmonid abundance in streams

    James W.A. Grant;Stefán Ó. Steingrímsson;Ernest Robert Keeley;R.A. Cunjak

  • Variation in stream water chemistry and hydrograph separation in a small drainage basin

    Daniel Caissie;Tom L. Pollock;Richard A. Cunjak

  • Temperature-related loss of smolt characteristics in Atlantic salmon (Salmo salar) in the wild

    Stephen D McCormick;Richard A Cunjak;Brian Dempson;Michael F O'Dea

  • Age‐specific aggregation of wild juvenile Atlantic salmon Salmo salar at cool water sources during high temperature events

    C. Breau;R. A. Cunjak;G. Bremset

  • The effects of environmental heat stress on heat-shock mRNA and protein expression in Miramichi Atlantic salmon (Salmo salar) parr

    Susan G Lund;Daniel Caissie;Richard A Cunjak;Mathilakath M Vijayan

  • Inter‐stage survival of wild juvenile Atlantic salmon, Salmo salar L.

    R. A. Cunjak;J. Therrien

  • Stable Isotope Variability in Tissues of Temperate Stream Fishes

    Timothy D. Jardine;Michelle A. Gray;Sherisse M. McWilliam;Richard A. Cunjak

Frequent Co-Authors

Timothy D. Jardine
Timothy D. Jardine University of Saskatchewan
André St-Hilaire
André St-Hilaire Institut National de la Recherche Scientifique
James W. A. Grant
James W. A. Grant Concordia University
Karen A. Kidd
Karen A. Kidd McMaster University
Benjamin H. Letcher
Benjamin H. Letcher United States Geological Survey
Kerry T.B. MacQuarrie
Kerry T.B. MacQuarrie University of New Brunswick
Jeffrey J. McDonnell
Jeffrey J. McDonnell University of Saskatchewan
Jan Seibert
Jan Seibert University of Zurich
Paul A. Arp
Paul A. Arp University of New Brunswick
Barret L. Kurylyk
Barret L. Kurylyk Dalhousie University

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Related Online Degrees & Career Pathways

If you’re interested in Ecology and Evolution, there are many related online degree options to consider. The growing flexibility of online education has made it easier than ever for diverse learners—including active duty personnel and veterans—to pursue advanced study. For example, many military friendly colleges in the USA offer online science and environmental degrees, catering to unique student needs.

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For those looking to advance quickly, fast track masters in psychology and accelerated online masters in counseling degree programs offer accelerated pathways to careers where understanding human relationships with the environment is vital. These interdisciplinary options can bolster career flexibility across education, policy, research, and advocacy sectors.

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