World's Best Scientists 2026 revealed!
Sandra J. Walde

Sandra J. Walde

D-Index & Metrics

Ecology and Evolution

D-Index
36
Citations
4350
World Ranking
7195
National Ranking
450

Sandra J. Walde 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 Sandra J. Walde 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: 75 publications — 5th percentile

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

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

Sandra J. Walde 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 Sandra J. Walde 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

Sandra J. Walde is affiliated with Dalhousie University in Canada and focuses their research on environmental science and biochemistry, genetics, and molecular biology. Their academic work explores various subfields, including nature and landscape conservation and genetics.

Their research has prominently addressed topics such as genetic diversity and population structure, fish ecology and management studies, and fish biology, ecology, and behavior.

The scientist's publication record includes contributions to peer-reviewed journals, with a noted paper titled "Multiple drainage reversal episodes and glacial refugia in a Patagonian fish revealed by sequenced microsatellites" published in 2020 in the Proceedings of the Royal Society B Biological Sciences.

Frequent collaborators in their research include:

  • Daniel E. Ruzzante
  • Annie P. Simons
  • Gregory R. McCracken
  • Evelyn Habit

Publications have been primarily featured in venues such as the Proceedings of the Royal Society B Biological Sciences.

Best Publications

  • Spatial Density Dependence in Parasitoids

    Sandra J. Walde;William W. Murdoch

  • Prey Exchange Rates and the Impact of Predators on Prey Populations in Streams

    Scott D. Cooper;Sandra J. Walde;Barbara L. Peckarsky

  • Relative Importance of Substrate Particle Size and Detritus to Stream Benthic Macroinvertebrate Microdistribution

    Joseph M. Culp;Sandra J. Walde;Ronald W. Davies

  • Climate control on ancestral population dynamics: insight from Patagonian fish phylogeography

    Daniel Eduardo Ruzzante;Sandra J. Walde;John C. Gosse;Victor E. Cussac

  • Across the southern Andes on fin: glacial refugia, drainage reversals and a secondary contact zone revealed by the phylogeographical signal of Galaxias platei in Patagonia

    Tyler S. Zemlak;Evelyn M. Habit;Sandra J. Walde;Miguel A. Battini

  • Phylogeography of the Percichthyidae (Pisces) in Patagonia: roles of orogeny, glaciation, and volcanism

    Daniel Eduardo Ruzzante;Sandra J. Walde;Victor E. Cussac;Merel L. Dalebout

  • Changes in the distribution of native fishes in response to introduced species and other anthropogenic effects

    Evelyn Habit;Priscila Piedra;Daniel Eduardo Ruzzante;Sandra J. Walde

  • Nonbreeding-Season Drivers of Population Dynamics in Seasonal Migrants: Conservation Parallels Across Taxa

    Anna M. Calvert;Sandra Joan Walde;Philip D. Taylor

  • Invertebrate Predation and Lotic Prey Communities: Evaluation of In Situ Enclosure/Exclosure Experiments

    Sandra J. Walde;Ronald W. Davies

  • Pollen availability for predaceous mites on apple: spatial and temporal heterogeneity.

    J. A. Addison;J. M. Hardman;Sandra Joan Walde

  • Phylogeography and phenotypic diversification in the Patagonian fish Percichthys trucha: the roles of Quaternary glacial cycles and natural selection

    Daniel Eduardo Ruzzante;Sandra J. Walde;Patricio J. Macchi;Marcelo Alonso

  • Surviving historical Patagonian landscapes and climate: molecular insights from Galaxias maculatus

    Tyler S. Zemlak;Evelyn M. Habit;Sandra J. Walde;Cecilia Carrea

  • Native and introduced fish species richness in Chilean Patagonian lakes: inferences on invasion mechanisms using salmonid-free lakes

    Evelyn Habit;Jorge Gonzalez;Daniel Eduardo Ruzzante;Sandra J. Walde

  • Trophic polymorphism, habitat and diet segregation in Percichthys trucha (Pisces: Percichthyidae) in the Andes

    Daniel E. Ruzzante;Sandra J. Walde;Victor E. Cussac;Patricio J. Macchi

  • Regulation of an Insect Population Under Biological Control

    William W. Murdoch;Robert F. Luck;Susan L. Swarbrick;Sandra Walde

  • REFUGE DYNAMICS AND METAPOPULATION DYNAMICS : AN EXPERIMENTAL TEST

    William W. Murdoch;Susan L. Swarbrick;Robert F. Luck;Sandra Walde

  • Immigration and the dynamics of a predator-prey interaction in biological control

    Sandra J. Walde

  • HOW QUALITY OF HOST – PLANT AFFECTS A PREDATOR – PREY INTERACTION IN BIOLOGICAL - CONTROL

    Sandra Joan Walde

  • A Refuge for Red Scale Under Control by Aphytis: Structural Aspects

    William W. Murdoch;Robert F. Luck;Sandra J. Walde;John D. Reeve

  • Latitudinal and ecological correlates of morphological variation in Galaxias platei (Pisces, Galaxiidae) in Patagonia

    Daniela Milano;Daniela Milano;Daniel E. Ruzzante;Victor E. Cussac;Victor E. Cussac;Patricio J. Macchi

  • The effect of intraspecific interference on Kogotus nonus (Plecoptera) foraging behaviour

    Sandra J. Walde;Ronald W. Davies

Frequent Co-Authors

Daniel E. Ruzzante
Daniel E. Ruzzante Dalhousie University
Philip D. Taylor
Philip D. Taylor Acadia University
William W. Murdoch
William W. Murdoch University of California, Santa Barbara
Robert F. Luck
Robert F. Luck University of California, Riverside
Hal Whitehead
Hal Whitehead Dalhousie University
Ian D. Jonsen
Ian D. Jonsen Macquarie University
Barbara L. Peckarsky
Barbara L. Peckarsky University of Wisconsin–Madison
Sara J. Iverson
Sara J. Iverson Dalhousie University
Marty L. Leonard
Marty L. Leonard Dalhousie University
John C. Gosse
John C. Gosse Dalhousie University

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