World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
59
Citations
13648
World Ranking
2409
National Ranking
854

Guillermo Ortí 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 Guillermo Ortí 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: 125 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Guillermo Ortí 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 Guillermo Ortí 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: 59 D-Index — 72nd percentile

72% of scientists in this discipline score the same or lower.

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

Overview

Guillermo Ortí is affiliated with George Washington University in the United States. Their research spans multiple fields within Environmental Science and Biochemistry, Genetics and Molecular Biology, with significant focus on Nature and Landscape Conservation, Molecular Biology, and Genetics. Their work also touches on Aquatic Science and Hematology.

The main topics reflected in their publications include:

  • Fish biology, ecology, and behavior
  • Genetic diversity and population structure
  • Ichthyology and Marine Biology
  • Identification and Quantification in Food
  • Fish Biology and Ecology Studies
  • Genomics and Phylogenetic Studies
  • Acute Myeloid Leukemia Research

Ortí's frequent co-authors are Ricardo Betancur-R, Lily C. Hughes, Dahiana Arcila, Carole C. Baldwin, and William T. White. These collaborations have contributed to a breadth of research outputs in the fields they study.

Their work has been published primarily in:

  • Systematic Biology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Proceedings of the National Academy of Sciences
  • Molecular Phylogenetics and Evolution
  • Blood

Key recent papers by Ortí include:

  • "Evolutionary determinism and convergence associated with water-column transitions in marine fishes" (2020, Proceedings of the National Academy of Sciences)
  • "Phylogenomics and Historical Biogeography of Seahorses, Dragonets, Goatfishes, and Allies (Teleostei: Syngnatharia): Assessing Factors Driving Uncertainty in Biogeographic Inferences" (2021, Systematic Biology)
  • "Phylogenomics of Piranhas and Pacus (Serrasalmidae) Uncovers How Dietary Convergence and Parallelism Obfuscate Traditional Morphological Taxonomy" (2020, Systematic Biology)
  • "Biogeography, habitat transitions and hybridization in a radiation of South American silverside fishes revealed by mitochondrial and genomic RAD data" (2020, Molecular Ecology)
  • "The impact of paleoclimatic changes on body size evolution in marine fishes" (2022, Proceedings of the National Academy of Sciences)

Best Publications

  • Phylogenetic classification of bony fishes.

    Ricardo Betancur-R;Ricardo Betancur-R;Edward O. Wiley;Edward O. Wiley;Gloria Arratia;Arturo Acero

  • The tree of life and a new classification of bony fishes.

    Ricardo Betancur-R.;Richard E. Broughton;Edward O. Wiley;Kent Carpenter

  • Genome 10K: A Proposal to Obtain Whole-Genome Sequence for 10 000 Vertebrate Species

    David Haussler;Stephen J. O'Brien;Oliver A. Ryder;F. Keith Barker

  • Comprehensive phylogeny of ray-finned fishes (Actinopterygii) based on transcriptomic and genomic data.

    Lily C. Hughes;Guillermo Ortí;Guillermo Ortí;Yu Huang;Ying Sun

  • Phylogenetic relationships within the speciose family Characidae (Teleostei: Ostariophysi: Characiformes) based on multilocus analysis and extensive ingroup sampling

    Claudio Oliveira;Gleisy Semencio Avelino;Kelly T. Abe;Tatiane C. Mariguela

  • A practical approach to phylogenomics: the phylogeny of ray-finned fish (Actinopterygii) as a case study.

    Chenhong Li;Guillermo Ortí;Gong Zhang;Guoqing Lu

  • Population structure and biogeography of migratory freshwater fishes (Prochilodus: Characiformes) in major South American rivers.

    Arjun Sivasundar;Eldredge Bermingham;Guillermo Ortí

  • The cytochrome b gene as a phylogenetic marker: the limits of resolution for analyzing relationships among cichlid fishes.

    Izeni P. Farias;Guillermo Ortí;Iracilda Sampaio;Horacio Schneider

  • Phylogenetic Assessment of Length Variation at a Microsatellite Locus

    Guillermo Ortí;Devon E. Pearse;John C. Avise

  • GLOBAL SURVEY OF MITOCHONDRIAL DNA SEQUENCES IN THE THREESPINE STICKLEBACK: EVIDENCE FOR RECENT MIGRATIONS

    Guillermo Ortí;Michael A. Bell;Thomas E. Reimchen;Axel Meyer

  • Revised phylogeny of whales suggested by mitochondrial ribosomal DNA sequences

    Michel C. Milinkovitch;Michel C. Milinkovitch;Guillermo Orti;Axel Meyer

  • The radiation of characiform fishes and the limits of resolution of mitochondrial ribosomal DNA sequences.

    Guillermo Ortí;Axel Meyer

  • The genome and transcriptome of Japanese flounder provide insights into flatfish asymmetry.

    Changwei Shao;Baolong Bao;Zhiyuan Xie;Xinye Chen

  • Evolution of pelvic reduction in threespine stickleback fish : a test of competing hypotheses

    Michael A. Bell;Guillermo Ortí;Jeffrey A. Walker;Jeffrey P. Koenings

  • Genome-wide interrogation advances resolution of recalcitrant groups in the tree of life.

    Dahiana Arcila;Dahiana Arcila;Guillermo Ortí;Richard Vari;Jonathan W. Armbruster

  • Patterns of Nucleotide Change in Mitochondrial Ribosomal RNA Genes and the Phylogeny of Piranhas

    Guillermo Orti;Paulo Petry;Jorge Ivan Rebelo Porto;Michel Jegú

  • Optimal Data Partitioning and a Test Case for Ray-Finned Fishes (Actinopterygii) Based on Ten Nuclear Loci

    Chenhong Li;Guoqing Lu;Guillermo Ortí

  • Reconstructing the lionfish invasion: insights into Greater Caribbean biogeography

    Ricardo Betancur-R.;Ricardo Betancur-R.;Andrew Hines;P Arturo Acero;Guillermo Ortí

  • Mitochondrial DNA phylogeny of the family cichlidae : monophyly and fast molecular evolution of the neotropical assemblage

    Izeni P. Farias;Guillermo Ortí;Iracilda Sampaio;Horacio Schneider

  • Phylogenetic analysis of the South American electric fishes (order Gymnotiformes) and the evolution of their electrogenic system: a synthesis based on morphology, electrophysiology, and mitochondrial sequence data.

    José A. Alves-Gomes;Guillermo Ortí;Margo Haygood;Walter Heiligenberg

Frequent Co-Authors

Izeni Pires Farias
Izeni Pires Farias Federal University of Amazonas
Byrappa Venkatesh
Byrappa Venkatesh Agency for Science, Technology and Research
William T. White
William T. White Commonwealth Scientific and Industrial Research Organisation
Giacomo Bernardi
Giacomo Bernardi University of California, Santa Cruz
Miguel A. Sanz
Miguel A. Sanz University of Valencia
Michael A. Bell
Michael A. Bell University of California, Berkeley
Claudio Oliveira
Claudio Oliveira Sao Paulo State University
Iracilda Sampaio
Iracilda Sampaio Federal University of Para
Charles Wood
Charles Wood University of Nebraska–Lincoln
Chipepo Kankasa
Chipepo Kankasa University of Zambia

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