World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
60
Citations
19917
World Ranking
2253
National Ranking
806

Robert J. Marquis 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 Robert J. Marquis 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: 130 publications — 39th percentile

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

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

Robert J. Marquis 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 Robert J. Marquis 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: 60 D-Index — 73rd percentile

73% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 1996 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Robert J. Marquis is affiliated with the University of Missouri-St. Louis in the United States. Their research primarily spans the domains of Agricultural and Biological Sciences and Environmental Science, with substantial contributions to subfields including Ecology, Evolution, Behavior and Systematics, Nature and Landscape Conservation, Plant Science, Ecology, and Insect Science.

Their topics of investigation cover a variety of areas such as Plant and Animal Studies, Ecology and Vegetation Dynamics Studies, Forest Insect Ecology and Management, Insect-Plant Interactions and Control, Insect and Arachnid Ecology and Behavior, Plant Parasitism and Resistance, and Lepidoptera Biology and Taxonomy.

Frequent co-authors include Wesley Dáttilo, Luis Abdala-Roberts, Suzanne Koptur, Christina S. Baer, and Kateřina Sam.

Marquis has published multiple papers in renowned scientific journals and venues. Notable recent papers include:

  • Between predators and parasitoids: Complex interactions among shelter traits, predation and parasitism in a shelter-building caterpillar community (2020, Functional Ecology)
  • Climate variability and aridity modulate the role of leaf shelters for arthropods: A global experiment (2022, Global Change Biology)
  • Ecosystem engineering in the arboreal realm: heterogeneity of wood-boring beetle cavities and their use by cavity-nesting ants (2021, Oecologia)
  • Ontogenetic consistency in oak defence syndromes (2020, Journal of Ecology)
  • Testing the role of local plant chemical diversity on plant-herbivore interactions and plant species coexistence (2022, Ecology)

Marquis' research appears regularly in several publication venues, including Oecologia, Ecology, Biotropica, Ecological Entomology, and Functional Ecology.

They have contributed to book literature with at least one work published by Springer International Publishing titled Caterpillars in the Middle (2022).

Marquis was recognized as a Fellow of the American Association for the Advancement of Science (AAAS) in 1996.

Best Publications

  • Trophic Downgrading of Planet Earth

    James A. Estes;John Terborgh;Justin S. Brashares;Mary E. Power

  • The Cerrados of Brazil: Ecology and Natural History of a Neotropical Savanna

    Paulo S. Oliveira;Robert J. Marquis

  • Ecosystem Services Provided by Birds

    Christopher J. Whelan;Daniel G. Wenny;Robert J. Marquis

  • Facing herbivory as you grow up: the ontogeny of resistance in plants

    Karina Boege;Karina Boege;Robert J. Marquis

  • THE EVOLUTIONARY ECOLOGY OF TOLERANCE TO CONSUMER DAMAGE

    Kirk A. Stowe;Robert J. Marquis;Cris G. Hochwender;Ellen L. Simms

  • The global distribution of diet breadth in insect herbivores

    Matthew L. Forister;Vojtech Novotny;Vojtech Novotny;Anna K. Panorska;Leontine Baje

  • Host specificity of Lepidoptera in tropical and temperate forests

    L. A. Dyer;M. S. Singer;J. T. Lill;J. O. Stireman

  • Insectivorous Birds Increase Growth of White Oak through Consumption of Leaf-Chewing Insects

    Robert J. Marquis;Christopher J. Whelan

  • Climatic unpredictability and parasitism of caterpillars: Implications of global warming

    John O. Stireman Iii;Lee A. Dyer;D. H. Janzen;M. S. Singer

  • Leaf Herbivores Decrease Fitness of a Tropical Plant

    Unknown

  • FITNESS IMPACTS OF HERBIVORY THROUGH INDIRECT EFFECTS ON PLANT–POLLINATOR INTERACTIONS IN OENOTHERA MACROCARPA

    Unknown

  • 4. The Fire Factor

    Heloisa S. Miranda;Mercedes M. C. Bustamante;Antonio C. Miranda

  • Feeny revisited: condensed tannins as anti‐herbivore defences in leaf‐chewing herbivore communities of Quercus

    Rebecca E. Forkner;Robert J. Marquis;John T. Lill

  • Ecological And Evolutionary Legacy Of Megafauna Extinctions

    Mauro Galetti;Mauro Galetti;Marcos Moleón;Marcos Moleón;Pedro Jordano;Mathias M. Pires

  • Host plants influence parasitism of forest caterpillars

    J. T. Lill;J. T. Lill;R. J. Marquis;R. E. Ricklefs

  • 18. Biodiversity and Conservation Priorities in the Cerrado Region

    Roberto B. Cavalcanti;Carlos A. Joly

  • ECOSYSTEM ENGINEERING BY CATERPILLARS INCREASES INSECT HERBIVORE DIVERSITY ON WHITE OAK

    John T. Lill;Robert J. Marquis

  • A Bite is a Bite is a Bite? Constraints on Response to Folivory in Piper Arieianum (Piperaceae)

    Unknown

  • The effects of leaf quality on herbivore performance and attack from natural enemies.

    John T. Lill;Robert J. Marquis

  • Invasive honeysuckle eradication reduces tick-borne disease risk by altering host dynamics

    Brian F. Allan;Humberto P. Dutra;Lisa S. Goessling;Kirk Barnett

  • INDUCED DEFENSE IN WHITE OAK: EFFECTS ON HERBIVORES AND CONSEQUENCES FOR THE PLANT

    Eric N. Wold;Robert J. Marquis

  • Patterns and correlates of interspecific variation in foliar insect herbivory and pathogen attack in Brazilian cerrado

    Robert J. Marquis;Ivone R. Diniz;Helena C. Morais

  • The potential for and constraints on the evolution of compensatory ability in Asclepias syriaca.

    C. G. Hochwender;R. J. Marquis;K. A. Stowe

Frequent Co-Authors

Robert E. Ricklefs
Robert E. Ricklefs University of Missouri–St. Louis
Phyllis D. Coley
Phyllis D. Coley University of Utah
Paulo R. Guimarães
Paulo R. Guimarães Universidade de São Paulo
Lee A. Dyer
Lee A. Dyer University of Nevada Reno
John O. Stireman
John O. Stireman Wright State University
John L. Orrock
John L. Orrock University of Wisconsin–Madison
Pedro Jordano
Pedro Jordano Spanish National Research Council
Thomas A. Kursar
Thomas A. Kursar University of Utah
Victoria L. Sork
Victoria L. Sork University of California, Los Angeles
Heraldo L. Vasconcelos
Heraldo L. Vasconcelos Federal University of Uberlândia

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