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Rocky de Nys

D-Index & Metrics

Biology and Biochemistry

D-Index
72
Citations
18684
World Ranking
6296
National Ranking
154

Rocky de Nys 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 Rocky de Nys 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: 211 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

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

Rocky de Nys 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 Rocky de Nys 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: 72 D-Index — 69th percentile

69% of scientists in this discipline score the same or lower.

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

Overview

Rocky de Nys is affiliated with James Cook University in Australia and has contributed extensively to the field of Agricultural and Biological Sciences. Their research focuses primarily on marine and coastal plant biology, with significant work related to seaweed-derived bioactive compounds and ruminant nutrition and digestive physiology.

The scientist has published work in several frequent venues, reflecting a strong emphasis on algal research and applied phycology. These venues include:

  • Algal Research
  • Journal of Applied Phycology
  • PLoS ONE
  • International Journal of Biological Macromolecules
  • Carbohydrate Polymers

Rocky de Nys' main fields of study encompass:

  • Agricultural and Biological Sciences

Within this broader field, their subfields of study include:

  • Aquatic Science
  • Oceanography
  • Agronomy and Crop Science
  • Global and Planetary Change
  • Renewable Energy, Sustainability and the Environment

The core topics of their research are:

  • Marine and coastal plant biology
  • Seaweed-derived Bioactive Compounds
  • Ruminant Nutrition and Digestive Physiology
  • Marine Bivalve and Aquaculture Studies
  • Algal biology and biofuel production
  • Food Industry and Aquatic Biology
  • Fluoride Effects and Removal

Among the notable recent papers authored or coauthored by Rocky de Nys are:

  • Mitigating the carbon footprint and improving productivity of ruminant livestock agriculture using a red seaweed, 2020, Journal of Cleaner Production
  • Red seaweed (Asparagopsis taxiformis) supplementation reduces enteric methane by over 80 percent in beef steers, 2021, PLoS ONE
  • Benefits and risks of including the bromoform containing seaweed Asparagopsis in feed for the reduction of methane production from ruminants, 2022, Algal Research
  • The molecular weight of ulvan affects the in vitro inflammatory response of a murine macrophage, 2020, International Journal of Biological Macromolecules
  • Are all ulvans equal? A comparative assessment of the chemical and gelling properties of ulvan from blade and filamentous Ulva, 2021, Carbohydrate Polymers

Rocky de Nys collaborates frequently with other researchers including:

  • Marie Magnusson
  • Christopher R. K. Glasson
  • Joel T. Kidgell
  • Ian M. Sims
  • Susan Carnachan

Best Publications

  • The impact and control of biofouling in marine aquaculture: a review

    Isla Fitridge;Tim Dempster;Jana Guenther;Rocky de Nys

  • Evidence that halogenated furanones from Delisea pulchra inhibit acylated homoserine lactone (AHL)-mediated gene expression by displacing the AHL signal from its receptor protein.

    Michael Manefield;Rocky de Nys;Kumar Naresh;Read Roger

  • Quorum-sensing cross talk: isolation and chemical characterization of cyclic dipeptides from Pseudomonas aeruginosa and other gram-negative bacteria.

    Matthew T.G. Holden;Siri Ram Chhabra;Rocky De Nys;Paul Stead

  • Algal biochar – production and properties

    Michael I. Bird;Christopher M. Wurster;Pedro H. de Paula Silva;Adrian M. Bass

  • Growth, lipid content, productivity, and fatty acid composition of tropical microalgae for scale-up production

    Roger Huerlimann;Rocky de Nys;Kirsten Heimann

  • Ulvan: A systematic review of extraction, composition and function

    Joel T. Kidgell;Marie Magnusson;Rocky de Nys;Christopher R.K. Glasson

  • A novel and sensitive method for the quantification of N-3-oxoacyl homoserine lactones using gas chromatography-mass spectrometry: application to a model bacterial biofilm.

    Timothy S. Charlton;Rocky de Nys;Andrew G Netting;Naresh B. Kumar

  • The protein content of seaweeds: a universal nitrogen-to-protein conversion factor of five

    Alex R. Angell;Leonardo Mata;Rocky de Nys;Nicholas A. Paul

  • Red seaweed (Asparagopsis taxiformis) supplementation reduces enteric methane by over 80 percent in beef steers

    Breanna M. Roque;Marielena Venegas;Robert D. Kinley;Rocky de Nys

  • Mini review: Biomimetic models and bioinspired surfaces for fouling control

    Andrew J. Scardino;Rocky de Nys

  • Inhibition of Luminescence and Virulence in the Black Tiger Prawn (Penaeus monodon) Pathogen Vibrio harveyi by Intercellular Signal Antagonists

    Michael Manefield;Lachlan Harris;Scott A. Rice;Rocky de Nys

  • Larval settlement of the common Australian sea urchin Heliocidaris erythrogramma in response to bacteria from the surface of coralline algae

    Megan J. Huggett;Megan J. Huggett;Jane E. Williamson;Jane E. Williamson;Rocky de Nys;Rocky de Nys;Staffan Kjelleberg

  • New halogenated furanones from the marine alga delisea pulchra (cf. fimbriata)

    Rocky de Nys;Anthony D. Wright;Gabriele M. König;Otto Sticher

  • Mitigating the carbon footprint and improving productivity of ruminant livestock agriculture using a red seaweed

    Robert D. Kinley;Gonzalo Martinez-Fernandez;Melissa K. Matthews;Rocky de Nys

  • Chemical cues for surface colonization.

    Peter D. Steinberg;Rocky de Nys;Staffan Kjelleberg

  • Quorum Sensing Antagonism from Marine Organisms

    Mette Elena Skindersoe;Piers Ettinger-Epstein;Thomas Bovbjerg Rasmussen;Thomas Bjarnsholt

  • Effects of marine and freshwater macroalgae on in vitro total gas and methane production.

    Lorenna Machado;Marie Magnusson;Nicholas A. Paul;Rocky de Nys

  • CHEMICAL MEDIATION OF COLONIZATION OF SEAWEED SURFACES1

    Peter D. Steinberg;Rocky De Nys

  • Total lipid and fatty acid composition of seaweeds for the selection of species for oil-based biofuel and bioproducts.

    Björn J. Gosch;Marie Magnusson;Nicholas A. Paul;Rocky de Nys

  • Microtopography and antifouling properties of the shell surface of the bivalve molluscs mytilus galloprovincialis and pinctada imbricata

    Andrew Scardino;Rocky De Nys;Odette Ison;Wayne O'Connor

Frequent Co-Authors

Nicholas A. Paul
Nicholas A. Paul University of the Sunshine Coast
Peter D. Steinberg
Peter D. Steinberg University of New South Wales
Andrew J. Cole
Andrew J. Cole Harvard University
Staffan Kjelleberg
Staffan Kjelleberg Nanyang Technological University
Peter J. Ashman
Peter J. Ashman University of Adelaide
Michael I. Bird
Michael I. Bird James Cook University
Gabriele M. König
Gabriele M. König University of Bonn
Anthony D. Wright
Anthony D. Wright University of Bonn
Thomas Maschmeyer
Thomas Maschmeyer University of Sydney
Otto Sticher
Otto Sticher ETH Zurich

External Links

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Best Scientists Citing Rocky de Nys

Staffan Kjelleberg

Staffan Kjelleberg

Nanyang Technological University

Publications: 63

Peter D. Steinberg

Peter D. Steinberg

University of New South Wales

Publications: 61

Michael Givskov

Michael Givskov

University of Copenhagen

Publications: 51

Anthony S. Clare

Anthony S. Clare

Newcastle University

Publications: 38

Pei-Yuan Qian

Pei-Yuan Qian

Hong Kong University of Science and Technology

Publications: 38

Nicole S. Webster

Nicole S. Webster

University of Queensland

Publications: 38

Scott A. Rice

Scott A. Rice

Nanyang Technological University

Publications: 36

Sergey Dobretsov

Sergey Dobretsov

Sultan Qaboos University

Publications: 35

Paul Williams

Paul Williams

University of Nottingham

Publications: 26

Naresh Kumar

Naresh Kumar

University of New South Wales

Publications: 25

Tilmann Harder

Tilmann Harder

University of Bremen

Publications: 23

Nicholas A. Paul

Nicholas A. Paul

University of the Sunshine Coast

Publications: 22

Torsten Thomas

Torsten Thomas

University of New South Wales

Publications: 22

Henrik Pavia

Henrik Pavia

University of Gothenburg

Publications: 22

Alistair G. B. Poore

Alistair G. B. Poore

University of New South Wales

Publications: 21

Martin Wahl

Martin Wahl

GEOMAR Helmholtz Centre for Ocean Research Kiel

Publications: 20

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