World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
36
Citations
6088
World Ranking
7071
National Ranking
2

Juan M. Guayasamin 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 Juan M. Guayasamin 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: 218 publications — 79th percentile

79% of scientists in this discipline score the same or lower.

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

Juan M. Guayasamin 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 Juan M. Guayasamin 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

Juan M. Guayasamin is affiliated with Universidad San Francisco de Quito in Ecuador. Their research primarily centers around Environmental Science, with a significant focus on subfields such as Global and Planetary Change, Ecological Modeling, Ecology, Evolution, Behavior and Systematics, and Nature and Landscape Conservation.

They have contributed extensively to topics including Amphibian and Reptile Biology, Species Distribution and Climate Change, Animal and Plant Science Education, Animal Behavior and Reproduction, Fish biology, ecology, and behavior, Wildlife Ecology and Conservation, and Bat Biology and Ecology Studies.

Their recent publications reflect a diverse range of subjects. Some notable papers include:

  • Human impacts outpace natural processes in the Amazon, 2023, Science
  • Red List assessment of amphibian species of Ecuador: A multidimensional approach for their conservation, 2021, PLoS ONE
  • Glassfrogs of Ecuador: Diversity, Evolution, and Conservation, 2020, Diversity
  • Temperature dependence of metabolic rate in tropical and temperate aquatic insects: Support for the Climate Variability Hypothesis in mayflies but not stoneflies, 2020, Global Change Biology
  • Evolutionary genomics of oceanic island radiations, 2023, Trends in Ecology & Evolution

Frequent co-authors include:

  • Jaime Culebras
  • Daniela Franco-Mena
  • Juan Pablo Reyes-Puig
  • Ignacio De la Riva
  • Sebastian Steinfartz

Their research has been published in journals such as PeerJ, PLoS ONE, Scientific Reports, Neotropical Biodiversity, and ZooKeys. They have published six papers in PeerJ, and three papers each in PLoS ONE, Scientific Reports, Neotropical Biodiversity, and ZooKeys.

Best Publications

  • Amphibian fungal panzootic causes catastrophic and ongoing loss of biodiversity

    Ben C. Scheele;Ben C. Scheele;Frank Pasmans;Lee F. Skerratt;Lee Berger

  • Phylogenetic systematics of Glassfrogs (Amphibia: Centrolenidae) and their sister taxon Allophryne ruthveni

    Juan Manuel Guayasamin;Santiago Castroviejo-Fisher;Linda Trueb;José Ayarzagüena

  • High Levels of Diversity Uncovered in a Widespread Nominal Taxon: Continental Phylogeography of the Neotropical Tree Frog Dendropsophus minutus

    Marcelo Gehara;Marcelo Gehara;Andrew J. Crawford;Andrew J. Crawford;Victor G. D Orrico;Ariel Rodríguez

  • Narrow thermal tolerance and low dispersal drive higher speciation in tropical mountains.

    Nicholas R. Polato;Brian A. Gill;Alisha A. Shah;Miranda M. Gray

  • Human impacts outpace natural processes in the Amazon

    Unknown

  • To name or not to name: Criteria to promote economy of change in Linnaean classification schemes.

    Miguel Vences;Juan M. Guayasamin;Aurélien Miralles;Ignacio De La Riva

  • Explaining Andean megadiversity: the evolutionary and ecological causes of glassfrog elevational richness patterns

    Carl R. Hutter;Juan M. Guayasamin;John J. Wiens

  • Climate variability predicts thermal limits of aquatic insects across elevation and latitude

    Alisha A. Shah;Brian A. Gill;Andrea C. Encalada;Alexander S. Flecker

  • Neotropical diversification seen through glassfrogs

    Santiago Castroviejo-Fisher;Santiago Castroviejo-Fisher;Juan M. Guayasamin;Alejandro Gonzalez-Voyer;Carles Vilà

  • Phylogenetic relationships of glassfrogs (Centrolenidae) based on mitochondrial and nuclear genes.

    Juan M. Guayasamin;Santiago Castroviejo-Fisher;José Ayarzagüena;Linda Trueb

  • Photography-based taxonomy is inadequate, unnecessary, and potentially harmful for biological sciences

    Luis M.P. Ceríaco;Luis M.P. Ceríaco;Eliécer E. Gutiérrez;Eliécer E. Gutiérrez;Alain Dubois;Cristian Simón Abdala

  • Cryptic species diversity reveals biogeographic support for the 'mountain passes are higher in the tropics' hypothesis.

    B. A. Gill;B. C. Kondratieff;K. L. Casner;A. C. Encalada

  • Glass frogs (Centrolenidae) of Yanayacu Biological Station, Ecuador, with the description of a new species and comments on centrolenid systematics

    Juan M. Guayasamin;Martín R. Bustamante;Diego Almeida-Reinoso;W. Chris Funk

  • Chytridiomycosis as a possible cause of population declines in Atelopus cruciger (Anura: Bufonidae)

    Elisa Bonaccorso;Juan M. Guayasamin;Diana Méndez;Richard Speare

  • Evolutionary genomics of oceanic island radiations.

    Unknown

  • Five new (extinct?) species of Atelopus (Anura: Bufonidae) from Andean Colombia, Ecuador, and Peru

    Luis A. Coloma;William E. Duellman;C Ana Almendáriz;Santiago R. Ron

  • A Revision of Species Diversity in the Neotropical Genus Oreobates (Anura: Strabomantidae), with the Description of Three New Species from the Amazonian Slopes of the Andes

    José M. Padial;Juan Carlos Chaparro;Santiago Castroviejo-Fisher;Juan M. Guayasamin

  • Red List assessment of amphibian species of Ecuador: A multidimensional approach for their conservation.

    H. Mauricio Ortega-Andrade;Marina Rodes Blanco;Diego F. Cisneros-Heredia;Diego F. Cisneros-Heredia;Nereida Guerra Arévalo

  • Male principal investigators (almost) don't publish with women in ecology and zoology.

    Patricia E. Salerno;Patricia E. Salerno;Mónica Páez-Vacas;Juan M. Guayasamin;Jennifer L. Stynoski;Jennifer L. Stynoski

  • Phylogenetic systematics, ecology, and conservation of marsupial frogs (Anura: Hemiphractidae) from the Andes of southern Ecuador, with descriptions of four new biphasic species.

    Sofía Carvajal-Endara;Luis A. Coloma;Manuel A. Morales-Mite;Juan M. Guayasamin

  • Comparative Phylogeography Reveals Cryptic Diversity and Repeated Patterns of Cladogenesis for Amphibians and Reptiles in Northwestern Ecuador.

    Alejandro Arteaga;R. Alexander Pyron;Nicolás Peñafiel;Paulina Romero-Barreto

  • The complex evolutionary history of the tympanic middle ear in frogs and toads (Anura).

    Martín O. Pereyra;Molly C. Womack;J. Sebastián Barrionuevo;Boris L. Blotto;Boris L. Blotto

  • Phenotypic plasticity raises questions for taxonomically important traits: a remarkable new Andean rainfrog (Pristimantis) with the ability to change skin texture

    Juan M. Guayasamin;Tim Krynak;Katherine Krynak;Jaime Culebras

Frequent Co-Authors

Andrea C. Encalada
Andrea C. Encalada Universidad San Francisco de Quito
Kelly R. Zamudio
Kelly R. Zamudio Cornell University
W. Chris Funk
W. Chris Funk Colorado State University
Cameron K. Ghalambor
Cameron K. Ghalambor Norwegian University of Science and Technology
N. LeRoy Poff
N. LeRoy Poff Colorado State University
Alexander S. Flecker
Alexander S. Flecker Cornell University
Steven A. Thomas
Steven A. Thomas University of Nebraska–Lincoln
Santiago R. Ron
Santiago R. Ron Pontificia Universidad Católica del Ecuador
Ben C. Scheele
Ben C. Scheele Australian National University
José M. Padial
José M. Padial American Museum of Natural History

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Related Online Degrees & Career Pathways

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Communication skills are essential in science careers, leading some to consider related fields such as speech-language pathology. Accredited online options are available, including asha accredited slpa programs, for those pursuing clinical or educational roles. If your undergraduate background is in ecology or biology, transitioning is possible through an slp bridge program online, designed to help non-SLP majors prepare for graduate studies in this field.

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