World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
24
Citations
1976
World Ranking
3033
National Ranking
864

Richard A. Heckmann publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where Richard A. Heckmann sits on this spectrum.

29–33 publications: 1 scientists 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29 publications 442+

This scientist: 179 publications — 68th percentile

68% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

Richard A. Heckmann D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where Richard A. Heckmann sits on this spectrum.

20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 24 D-Index — 5th percentile

5% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 77 D-Index or more.

Overview

Richard A. Heckmann was affiliated with Brigham Young University in the United States. Their research focused primarily on Environmental Science and Immunology and Microbiology, with a significant proportion of work in the subfields of Ecology and Parasitology. The scientist contributed notably to topics centered on parasite biology and host interactions, including helminth infection and control, mollusks and parasite studies, bird parasitology and diseases, marine ecology and invasive species, and coral and marine ecosystem studies.

The publication record includes papers in several recognized venues with frequent appearances in Acta Parasitologica, Journal of Helminthology, Journal of Parasitology, Parasite, and Comparative Parasitology. These journals reflect the emphasis on parasitological research and environmental science.

  • On the Neoechinorhynchus agilis (Acanthocephala: Neoechinorhynchidae) complex, with a description of Neoechinorhynchus ponticus n. sp. from Chelon auratus in the Black Sea, 2020, Parasite
  • Morphological and Molecular Description of Rhadinorhynchus hiansi Soota and Bhattacharya, 1981 (Acanthocephala: Rhadinorhynchidae) from Marine Fish off the Pacific Coast of Vietnam, 2020, Journal of Parasitology
  • Morphological Features and Structural Analysis of Plerocercoids of Spirometra erinaceieuropaei (Cestoda: Diphyllobothriidae) from European Pine Marten, Martes martes (Mammalia: Mustelidae) in Ukraine, 2020, Comparative Parasitology
  • Phylogeny and Life Cycles of the Archiacanthocephala with a Note on the Validity of Mediorhynchus gallinarum, 2021, Acta Parasitologica
  • Evaluating energy dispersive X-ray analysis (EDXA) as a diagnostic tool in acanthocephalan taxonomy as evidenced in Palaeacanthocephala and Archiacanthocephala, 2022, Systematic Parasitology

Collaborative work was frequent with several co-authors, including Omar M. Amin, Meysam Sharifdini, Nataliya Yu. Rubtsova, Sara Dallarés, and María Constenla. These partnerships often reflected shared interests in parasitology and related biological sciences.

  • Omar M. Amin
  • Meysam Sharifdini
  • Nataliya Yu. Rubtsova
  • Sara Dallarés
  • María Constenla

Best Publications

  • A comparative evaluation of aflatoxin B1 genotoxicity in fish models using the Comet assay

    Gamal A Abd-Allah;Refaat I El-Fayoumi;Micah J Smith;Richard A Heckmann

  • Stimulation by interleukin-6 and inhibition by tumor necrosis factor of cortisol release from bovine adrenal zona fasciculata cells through their receptors

    Michelle Barney;Gerald B. Call;Christopher J. McIlmoil;Omar F. Husein

  • Redescription of Rhadinorhynchus ornatus (Acanthocephala: Rhadinorhynchidae) from skipjack tuna, Katsuwonus pelamis, collected in the Pacific Ocean off South America, with special reference to new morphological features.

    Omar M. Amin;Richard A. Heckmann;Nahla A. E. Radwan;Johan S. Mantuano Anchundia

  • Description of two new species of Rhadinorhynchus (Acanthocephala, Rhadinorhynchidae) from marine fish in Halong Bay, Vietnam, with a key to species

    Omar M. Amin;Richard A. Heckmann;Nguyen Van Ha

  • Moniliformis cryptosaudi n. sp. (Acanthocephala: Moniliformidae) from the Long-eared Hedgehog Hemiechinus auritus (Gmelin) (Erinaceidae) in Iraq; A Case of Incipient Cryptic Speciation Related to M. saudi in Saudi Arabia.

    Omar M Amin;Richard A Heckmann;Meysam Sharifdini;Nagham Yaseen Albayati

  • The morphology of an unique population of Corynosoma strumosum (Acanthocephala, Polymorphidae) from the Caspian seal, Pusa caspica, in the land-locked Caspian Sea using SEM, with special notes on histopathology.

    Omar M. Amin;Richard A. Heckmann;Ali Halajian;Atif M. El-Naggar

  • Chemical Analysis of Metals in Acanthocephalans Using Energy Dispersive X-Ray Analysis (EDXA) in Conjunction with a Scanning Electron Microscope (SEM)

    Richard A. Heckmann;Omar M. Amin;Michael D. Standing

  • New and Already Known Acanthocephalans from Amphibians and Reptiles in Vietnam, with Keys to Species of Pseudoacanthocephalus Petrochenko, 1956 (Echinorhynchidae) and Sphaerechinorhynchus Johnston and Deland, 1929 (Plagiorhynchidae)

    Omar M. Amin;Ngyuen Van Ha;Richard A. Heckmann

  • Acanthocephalans from fishes and amphibians in Vietnam, with descriptions of five new species

    Omar Mohamed Amin;Richard Anderson Heckmann;Nguyen Van Ha

  • Morphological and molecular description of Rhadinorhynchus laterospinosus Amin, Heckmann & Ha, 2011 (Acanthocephala, Rhadinorhynchidae) from marine fish off the Pacific coast of Vietnam

    Omar Mohamed Amin;Richard Anderson Heckmann;Sara Dallarés;María Constenla

  • Morphological and molecular descriptions of Moniliformis saudi sp. n. (Acanthocephala: Moniliformidae) from the desert hedgehog, Paraechinus aethiopicus (Ehrenberg) in Saudi Arabia, with a key to species and notes on histopathology.

    Amin Om;Heckmann Ra;Osama M;Evans Rp

  • Cavisoma magnum (Cavisomidae), a unique Pacific acanthocephalan redescribed from an unusual host, Mugil cephalus (Mugilidae), in the Arabian Gulf, with notes on histopathology and metal analysis.

    Omar M Amin;Richard A Heckmann;Majid A Bannai

  • The life history of Sanguinicola klamathensis

    Wallace A. Evans;Richard A. Heckmann

  • Bovine adrenal cells secrete interleukin-6 and tumor necrosis factor in vitro.

    Gerald B. Call;Omar F. Husein;Christopher J. McIlmoil;Andrew Adams

  • Revision of the genus Pallisentis (Acanthocephala: Quadrigyridae) with the erection of three new subgenera, the description of Pallisentis (Brevitritospinus) vietnamensis subgen. et sp. n., a key to species of Pallisentis, and the description of a new quadrigyrid genus, Pararaosentis gen. n.

    O. M. Amin;R. A. Heckmann;Nguyen Van Ha;Pham Van Luc

  • Metazoan Parasites of Antarctic Fishes.

    Mehmet Cemal Oguz;Yahya Tepe;Mark C. Belk;Richard A. Heckmann

  • New host records for the Asian fish tapeworm, Bothriocephalus acheilognathi, in endangered fish species from the Virgin River, Utah, Nevada, and Arizona.

    Richard A. Heckmann;Paul D. Greger;James E. Deacon

  • Micropores of Acanthocephala, a Scanning Electron Microscopy study

    Richard A. Heckmann;Omar M. Amin;Atif M. El-Naggar

  • The description of Mediorhynchus africanus n. sp. (Acanthocephala: Gigantorhynchidae) from galliform birds in Africa

    Omar M. Amin;Paul Evans;Richard A. Heckmann;Atif M. El-Naggar;Atif M. El-Naggar

  • Description of Acanthocephalus anguillae balkanicus subsp. n. (Acanthocephala: Echinorhynchidae) from Proteus anguinus Laurenti (Amphibia: Proteidae) and the cave ecomorph of Asellus aquaticus (Crustacea: Asellidae) in Slovenia.

    Omar M Amin;Richard A Heckmann;Ziga Fiser;Valerija Zaksek

  • Description and pathology of Neoechinorhynchus idahoensis n. sp. (Acanthocephala: Neoechinorhynchidae) in Catostomus columbianus from Idaho.

    Omar M. Amin;Richard A. Heckmann

  • Parasites of the woundfin minnow, Plagopterus argentissimus, and other endemic fishes from the Virgin River, Utah.

    Richard A. Heckmann;James E. Deacon;Paul D. Greger

  • ON THE IMMATURE STAGES OF PALLISENTIS (PALLISENTIS) CELATUS (ACANTHOCEPHALA: QUADRIGYRIDAE) FROM OCCASIONAL FISH HOSTS IN VIETNAM

    Omar M. Amin;Richard A. Heckmann;Nguyen Van Ha

  • The effects of praziquantel on various larval and adult parasites from freshwater and marine snails and fish

    Mike Moser;Judy Sakanari;Richard Heckmann

Frequent Co-Authors

Omar M. Amin
Omar M. Amin United States Naval Medical Research Unit III
Rodney A. Bray
Rodney A. Bray Natural History Museum
George A. Conder
George A. Conder Pfizer (United States)
Michela Paoletti
Michela Paoletti Tuscia University
Mark C. Belk
Mark C. Belk Brigham Young University
Guillermo D'Elía
Guillermo D'Elía Austral University of Chile

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Related Online Degrees & Career Pathways

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Best Scientists Citing Richard A. Heckmann

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