World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
44
Citations
7180
World Ranking
5089
National Ranking
1740

Roy L. Caldwell 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 Roy L. Caldwell 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: 118 publications — 31st percentile

31% of scientists in this discipline score the same or lower.

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

Roy L. Caldwell 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 Roy L. Caldwell 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: 44 D-Index — 41st percentile

41% of scientists in this discipline score the same or lower.

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

Overview

Roy L. Caldwell is affiliated with the University of California, Berkeley in the United States. Their research spans multiple fields including Agricultural and Biological Sciences, Chemistry, and Veterinary studies. Key subfields of their work cover Ecology, Evolution, Behavior and Systematics, Organic Chemistry, Small Animals, and Biomedical Engineering.

Their main topics of research include Cephalopods and Marine Biology, Chemical Synthesis and Alkaloids, Veterinary Pharmacology and Anesthesia, Neurobiology and Insect Physiology Research, Coral and Marine Ecosystems Studies, Calcium Carbonate Crystallization and Inhibition, and Bone Tissue Engineering Materials.

Frequent publication venues for their work are:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Nature Materials
  • Frontiers in Marine Science
  • Philosophical Transactions of the Royal Society B Biological Sciences
  • Records of the Australian Museum

Some recent papers by Roy L. Caldwell include:

  • A natural impact-resistant bicontinuous composite nanoparticle coating, 2020, Nature Materials
  • The Lesser Pacific Striped Octopus, Octopus chierchiae: An Emerging Laboratory Model, 2021, Frontiers in Marine Science
  • Colour vision in stomatopod crustaceans, 2022, Philosophical Transactions of the Royal Society B Biological Sciences
  • The Leopard Mantis Shrimp, Ankersquilla pardus, a new genus and species of eurysquillid from Indo-West Pacific coral reefs, 2020, Records of the Australian Museum
  • Individually unique, fixed stripe configurations of Octopus chierchiae allow for photoidentification in long-term studies, 2023, PLoS ONE

Frequent co-authors who have collaborated multiple times with Caldwell include Becky L. Williams, Anik G. Grearson, Alison Dugan, Taylor Sakmar, and Dominic M. Sivitilli.

Best Publications

  • Biomechanics: Deadly strike mechanism of a mantis shrimp

    S. N. Patek;W. L. Korff;R. L. Caldwell

  • Circular Polarization Vision in a Stomatopod Crustacean

    Tsyr Huei Chiou;Sonja Kleinlogel;Tom Cronin;Roy Caldwell

  • Extreme impact and cavitation forces of a biological hammer: strike forces of the peacock mantis shrimp Odontodactylus scyllarus.

    Sheila Patek;R. L Caldwell

  • Ecological effects of a major oil spill on panamanian coastal marine communities.

    J B Jackson;J D Cubit;B D Keller;V Batista

  • Recovery in rubble fields: long-term impacts of blast fishing

    Helen E Fox;Jos S Pet;Rokhmin Dahuri;Roy L Caldwell

  • Polarization vision and its role in biological signaling

    Thomas W. Cronin;Nadav Shashar;Roy L. Caldwell;Justin Marshall

  • Ecology and evolution of agonistic behavior in stomatopods

    Roy L. Caldwell;Hugh Dingle

  • A natural impact-resistant bicontinuous composite nanoparticle coating

    Wei Huang;Wei Huang;Mehdi Shishehbor;Nicolás Guarín-Zapata;Nathan D. Kirchhofer

  • Linkage mechanics and power amplification of the mantis shrimp's strike

    Sheila Patek;B. N Nowroozi;J. E Baio;R. L Caldwell

  • Intraspecific deception by bluffing: a defense strategy of newly molted stomatopods (arthropoda: crustacea).

    Rick Steger;Roy L. Caldwell

  • Deceptive communication in asymmetric fights of the stomatopod crustacean Gonodactylus bredini

    Eldrige S. Adams;Roy L. Caldwell

  • Experimental Assessment of Coral Reef Rehabilitation Following Blast Fishing

    Helen E. Fox;Peter J. Mous;Jos S. Pet;Andreas H. Muljadi

  • RECOVERY FROM BLAST FISHING ON CORAL REEFS: A TALE OF TWO SCALES

    Helen E. Fox;Roy L. Caldwell

  • Cavity occupation and defensive behaviour in the stomatopod Gonodactylus festai: Evidence for chemically mediated individual recognition

    Roy L. Caldwell

  • Sensory adaptation: Tunable colour vision in a mantis shrimp

    Thomas W. Cronin;Roy L. Caldwell;Justin Marshall

  • Fluorescent enhancement of signaling in a mantis shrimp

    C. H. Mazel;T. W. Cronin;R. L. Caldwell;N. J. Marshall

  • Indonesian ‘king of the sea’ discovered

    Mark V. Erdmann;Mark V. Erdmann;Roy L. Caldwell;M. Kasim Moosa

  • A test of individual recognition in the stomatopod Gonodactylus festate

    Roy L. Caldwell

  • The Influence of Size Differential On Agonistic Encounters in the Mantis Shrimp, Gonodactylus Viridis

    Roy L. Caldwell;Jeri Dingle

  • Evolution of anatomical and physiological specialization in the compound eyes of stomatopod crustaceans

    Megan L. Porter;Yunfei Zhang;Shivani Desai;Roy L. Caldwell

  • Report Circular Polarization Vision in a Stomatopod Crustacean

    Tsyr-Huei Chiou;Sonja Kleinlogel;Tom Cronin;Roy Caldwell

Frequent Co-Authors

Thomas W. Cronin
Thomas W. Cronin University of Maryland, Baltimore County
Hugh Dingle
Hugh Dingle University of California, Davis
David Kisailus
David Kisailus University of California, Irvine
Pablo D. Zavattieri
Pablo D. Zavattieri Purdue University West Lafayette
Shane T. Ahyong
Shane T. Ahyong Australian Museum
Nadav Shashar
Nadav Shashar Ben-Gurion University of the Negev
Robert J. Full
Robert J. Full University of California, Berkeley
Todd H. Oakley
Todd H. Oakley University of California, Santa Barbara
John E. Randall
John E. Randall Bernice P. Bishop Museum
Krassimir N. Bozhilov
Krassimir N. Bozhilov University of California, Riverside

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