World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
71
Citations
17137
World Ranking
6688
National Ranking
508

Simon J. Davies publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Simon J. Davies sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 228 publications — 60th percentile

60% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Simon J. Davies D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Simon J. Davies sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 71 D-Index — 67th percentile

67% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Overview

Simon J. Davies is a researcher affiliated with Harper Adams University in the United Kingdom. Their academic work primarily focuses on the field of Agricultural and Biological Sciences, with over 225 publications contributing to this area. Within this domain, they specialize in several subfields including Aquatic Science, Immunology, Plant Science, Animal Science and Zoology, and Molecular Biology.

Davies' research addresses key topics such as Aquaculture Nutrition and Growth, Aquaculture disease management and microbiota, Moringa oleifera research and applications, Aquatic life and conservation, Animal Nutrition and Physiology, Reproductive biology and impacts on aquatic species, and Fish Biology and Ecology Studies.

Frequent publication venues for Davies' work include:

  • Aquaculture
  • Aquaculture Reports
  • Aquaculture International
  • BMC Veterinary Research
  • Italian Journal of Animal Science

Their recent papers cover a variety of topics related to sustainable aquaculture and aquatic animal health, including:

  • Boosting Immune Function and Disease Bio-Control Through Environment-Friendly and Sustainable Approaches in Finfish Aquaculture: Herbal Therapy Scenarios, 2020, Reviews in Fisheries Science & Aquaculture
  • Fish as feed: Using economic allocation to quantify the Fish In: Fish Out ratio of major fed aquaculture species, 2020, Aquaculture
  • Towards achieving circularity and sustainability in feeds for farmed blue foods, 2022, Reviews in Aquaculture
  • Preliminary assessment of black soldier fly (Hermetia illucens) larval meal in the diet of African catfish (Clarias gariepinus): Impact on growth, body index, and hematological parameters, 2020, Journal of the World Aquaculture Society
  • Nano-selenium impacts on growth performance, digestive enzymes, antioxidant, immune resistance and histopathological scores of Nile tilapia, Oreochromis niloticus against Aspergillus flavus infection, 2023, Aquaculture International

Simon J. Davies collaborates extensively with other researchers. Frequent co-authors include Abdel-Wahab A. Abdel-Warith, Elsayed M. Younis, Rowida E. Ibrahim, Afaf N. Abdel Rahman, and Shimaa A. Amer.

Best Publications

  • The current status and future focus of probiotic and prebiotic applications for salmonids

    Daniel L. Merrifield;Arkadios Dimitroglou;Andrew Foey;Simon J. Davies

  • Effect of dietary components on the gut microbiota of aquatic animals. A never‐ending story?

    E. Ringø;Z. Zhou;J.L.G. Vecino;S. Wadsworth

  • Hydroxyl radicals (*OH) are associated with titanium dioxide (TiO(2)) nanoparticle-induced cytotoxicity and oxidative DNA damage in fish cells.

    James F. Reeves;Simon J. Davies;Nicholas J.F. Dodd;Awadhesh N. Jha

  • Microbial manipulations to improve fish health and production – A Mediterranean perspective

    Arkadios Dimitroglou;Daniel L. Merrifield;Oliana Carnevali;Simona Picchietti

  • Dietary mannan oligosaccharide supplementation modulates intestinal microbial ecology and improves gut morphology of rainbow trout, Oncorhynchus mykiss (Walbaum).

    A. Dimitroglou;D. L. Merrifield;R. Moate;S. J. Davies

  • Effects of mannan oligosaccharide (MOS) supplementation on growth performance, feed utilisation, intestinal histology and gut microbiota of gilthead sea bream (Sparus aurata)

    Arkadios Dimitroglou;Daniel Lee Merrifield;Peter Spring;John Sweetman

  • Probiotic applications for rainbow trout (Oncorhynchus mykiss Walbaum) II. Effects on growth performance, feed utilization, intestinal microbiota and related health criteria postantibiotic treatment

    D.L. Merrifield;G. Bradley;R.T.M. Baker;S.J. Davies

  • The effect of Pediococcus acidilactici on the gut microbiota and immune status of on‐growing red tilapia (Oreochromis niloticus)

    R.M.W. Ferguson;D.L. Merrifield;G.M. Harper;M.D. Rawling

  • Effect of dietary Bacillus spp. and mannan oligosaccharides (MOS) on European lobster (Homarus gammarus L.) larvae growth performance, gut morphology and gut microbiota

    Carly L. Daniels;Daniel L. Merrifield;Dominic P. Boothroyd;Simon J. Davies

  • Soybean meal alters autochthonous microbial populations, microvilli morphology and compromises intestinal enterocyte integrity of rainbow trout, Oncorhynchus mykiss (Walbaum).

    D L Merrifield;A Dimitroglou;G Bradley;R T M Baker

  • High inclusion levels of poultry meals and related byproducts in diets for gilthead seabream Sparus aurata L.

    Ioannis Nengas;Maria N Alexis;Simon J Davies

  • Probiotic applications for rainbow trout (Oncorhynchus mykiss Walbaum): I. Effects on growth performance, feed utilization, intestinal microbiota and related health criteria.

    D.L. Merrifield;A. Dimitroglou;G. Bradley;R.T.M. Baker

  • Macroalgae as a sustainable aquafeed ingredient

    Alex H.L. Wan;Simon J. Davies;Anna Soler-Vila;Richard Fitzgerald

  • Dietary synbiotic application modulates Atlantic salmon (Salmo salar) intestinal microbial communities and intestinal immunity.

    A. Abid;S.J. Davies;P. Waines;M. Emery

  • Probiotic Pediococcus acidilactici modulates both localised intestinal- and peripheral-immunity in tilapia (Oreochromis niloticus).

    BT Standen;Rawling;SJ Davies;M Castex

  • Prebiotics in Finfish: An Update

    Einar Ringø;Arkadios Dimitroglou;Seyed Hossein Hoseinifar;Simon J. Davies

  • Preliminary assessment of dietary supplementation of Sangrovit® on red tilapia (Oreochromis niloticus) growth performance and health

    Mark D. Rawling;Daniel L. Merrifield;Simon J. Davies

  • Potential of rapeseed meal as an alternative protein source in complete diets for tilapia (Oreochromis mossambicus Peters)

    Simon J. Davies;Stuart McConnell;Robert I. Bateson

  • Dietary administration of a commercial mixed-species probiotic improves growth performance and modulates the intestinal immunity of tilapia, Oreochromis niloticus.

    B.T. Standen;D.L. Peggs;Rawling;A. Foey

  • Supra-nutritional dietary intake of selenite and selenium yeast in normal and stressed rainbow trout (Oncorhynchus mykiss): implications on selenium status and health responses.

    Sebastien A. Rider;Simon J. Davies;Awadhesh N. Jha;Andrew A. Fisher

Frequent Co-Authors

Daniel L. Merrifield
Daniel L. Merrifield Plymouth University
Awadhesh N. Jha
Awadhesh N. Jha Plymouth University
Einar Ringø
Einar Ringø University of Tromsø - The Arctic University of Norway
Oliana Carnevali
Oliana Carnevali Marche Polytechnic University
Theodore B. Henry
Theodore B. Henry Heriot-Watt University
Andrew J. Young
Andrew J. Young Liverpool John Moores University
Max Rietkerk
Max Rietkerk Utrecht University
David W. Sims
David W. Sims University of Southampton
Seyed Hossein Hoseinifar
Seyed Hossein Hoseinifar Gorgan University of Agricultural Sciences and Natural Resources
Richard D. Handy
Richard D. Handy Plymouth University

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