World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
99
Citations
33393
World Ranking
294
National Ranking
122

Mark E. Hay 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 Mark E. Hay 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: 275 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Mark E. Hay 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 Mark E. Hay 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: 99 D-Index — 97th percentile

97% 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

  • 2013 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Mark E. Hay is affiliated with the Georgia Institute of Technology in the United States and has a research focus in the field of Environmental Science. Their work encompasses several subfields including Ecology, Oceanography, Global and Planetary Change, Aquatic Science, and Ocean Engineering.

The main topics addressed in their research include:

  • Coral and Marine Ecosystems Studies
  • Marine and coastal plant biology
  • Marine and fisheries research
  • Marine Bivalve and Aquaculture Studies
  • Marine Biology and Environmental Chemistry
  • Echinoderm biology and ecology
  • Marine animal studies overview

Mark E. Hay has contributed to numerous publications, with frequent venues including UNC Libraries, Faculty Opinions - Post-Publication Peer Review of the Biomedical Literature, Coral Reefs, Global Change Biology, and Science Advances.

Recent papers authored by Mark E. Hay include:

  • Patterns of Fish and Urchin Grazing on Caribbean Coral Reefs: Are Previous Results Typical? (2021, UNC Libraries)
  • Trophic interactions will expand geographically but be less intense as oceans warm (2020, Global Change Biology)
  • Seaweed-coral competition in the field: effects on coral growth, photosynthesis and microbiomes require direct contact (2020, Proceedings of the Royal Society B Biological Sciences)
  • Food and Shelter as Determinants of Food Choice by an Herbivorous Marine Amphipod (2021, UNC Libraries)
  • Constraints on Chemically Mediated Coevolution: Multiple Functions for Seaweed Secondary Metabolites (2021, UNC Libraries)

The frequent coauthors collaborating with Mark E. Hay include:

  • Cody S. Clements
  • Frank J. Stewart
  • Zoe A. Pratte
  • Niels Lindquist
  • John J. Stachowicz

In recognition of their contributions to science, Mark E. Hay was named a Fellow of the American Association for the Advancement of Science (AAAS) in 2013.

Best Publications

  • The tropicalization of temperate marine ecosystems: climate-mediated changes in herbivory and community phase shifts

    Adriana Vergés;Peter D. Steinberg;Mark E. Hay;Alistair G. B. Poore

  • Marine Plant-Herbivore Interactions: The Ecology of Chemical Defense

    Mark E. Hay;William Fenical

  • Marine community ecology

    Mark D. Bertness;Steven D. Gaines;Mark E. Hay

  • Marine chemical ecology: what's known and what's next?

    Mark E. Hay

  • Opposing Effects of Native and Exotic Herbivores on Plant Invasions

    John D. Parker;Deron E. Burkepile;Mark E. Hay

  • Patterns of Fish and Urchin Grazing on Caribbean Coral Reefs: Are Previous Results Typical?

    Mark E. Hay

  • Herbivore species richness and feeding complementarity affect community structure and function on a coral reef

    Deron E. Burkepile;Mark E. Hay

  • Marine chemical ecology: chemical signals and cues structure marine populations, communities, and ecosystems.

    Mark E. Hay

  • Herbivore vs. nutrient control of marine primary producers: context-dependent effects.

    Deron E. Burkepile;Mark E. Hay

  • Synergisms in Plant Defenses against Herbivores: Interactions of Chemistry, Calcification, and Plant Quality

    Mark E. Hay;Quaker E. Kappel;William Fenical

  • Symbiotic marine bacteria chemically defend crustacean embryos from a pathogenic fungus.

    M. S. Gil-Turnes;M. E. Hay;W. Fenical

  • STRONG IMPACTS OF GRAZING AMPHIPODS ON THE ORGANIZATION OF A BENTHIC COMMUNITY

    J. Emmett Duffy;Mark E. Hay

  • Chemical Defense Against Different Marine Herbivores: Are Amphipods Insect Equivalents?

    Mark E. Hay;J. Emmett Duffy;Catherine A. Pfister;William Fenical

  • The functional morphology of turf-forming seaweeds: persistence in stressful marine habitats

    Mark E. Hay

  • CAN QUANTITY REPLACE QUALITY? FOOD CHOICE, COMPENSATORY FEEDING, AND FITNESS OF MARINE MESOGRAZERS

    Edwin Cruz-Rivera;Mark E. Hay

  • Associational Plant Defenses and the Maintenance of Species Diversity: Turning Competitors Into Accomplices

    Mark E. Hay

  • Chemically rich seaweeds poison corals when not controlled by herbivores

    Douglas B. Rasher;Mark E. Hay

  • Food and Shelter as Determinants of Food Choice by an Herbivorous Marine Amphipod

    J. Emmett Duffy;Mark E. Hay

  • Biotic resistance to plant invasions? Native herbivores prefer non‐native plants

    John D. Parker;Mark E. Hay

  • Herbivore Resistance to Seaweed Chemical Defense: The Roles of Mobility and Predation Risk

    J. Emmett Duffy;Mark E. Hay

  • Marine Community Ecology: The Views of Many@@@Marine Community Ecology

    David L. McNeely;Mark D. Bertness;Steven D. Gaines;Mark E. Hay

Frequent Co-Authors

Julia Kubanek
Julia Kubanek Georgia Institute of Technology
William Fenical
William Fenical University of California, San Diego
Deron E. Burkepile
Deron E. Burkepile University of California, Santa Barbara
John D. Parker
John D. Parker Smithsonian Environmental Research Center
Karine G. Le Roch
Karine G. Le Roch University of California, Riverside
J. Emmett Duffy
J. Emmett Duffy Smithsonian Institution
Erik E. Sotka
Erik E. Sotka College of Charleston
Valerie J. Paul
Valerie J. Paul Smithsonian Institution
Scott G. Franzblau
Scott G. Franzblau University of Illinois at Chicago
John J. Stachowicz
John J. Stachowicz University of California, Davis

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