World's Best Scientists 2026 revealed!
VIEW LIST
Ian A. Johnston
Award Badge
Biology and Biochemistry
UK
2023

D-Index & Metrics

Biology and Biochemistry

D-Index
91
Citations
25727
World Ranking
2358
National Ranking
160

Ian A. Johnston 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 Ian A. Johnston 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: 382 publications — 88th percentile

88% of scientists in this discipline score the same or lower.

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

Ian A. Johnston 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 Ian A. Johnston 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: 91 D-Index — 88th percentile

88% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2023 - Research.com Biology and Biochemistry in United Kingdom Leader Award
  • 1987 - Fellow of the Royal Society of Edinburgh

Overview

Ian A. Johnston is affiliated with the University of St Andrews in the United Kingdom. Their research primarily focuses on biochemistry, genetics, and molecular biology with a concentration on genetics as well as molecular and aquatic sciences.

The scientist's work spans several key topics in their field, including:

  • Genetic diversity and population structure
  • Genetic and phenotypic traits in livestock
  • Genomics and phylogenetic studies
  • Aquaculture nutrition and growth
  • Aquaculture disease management and microbiota
  • Animal genetics and reproduction
  • Genetic mapping and diversity in plants and animals

Johnston's publication record includes recent peer-reviewed articles as follows:

  • "Advancing fish breeding in aquaculture through genome functional annotation," 2024, published in Aquaculture
  • "Evaluation of low-density SNP panels and imputation for cost-effective genomic selection in four aquaculture species," 2023, published in Frontiers in Genetics
  • "Temperature-associated selection linked to putative chromosomal inversions in king scallop ( Pecten maximus )," 2022, published in Proceedings of the Royal Society B Biological Sciences
  • "The structural variation landscape in 492 Atlantic salmon genomes," 2020, published in Nature Communications
  • "The structural variation landscape in 492 Atlantic salmon genomes," 2020, published in bioRxiv (Cold Spring Harbor Laboratory)

The frequent co-authors collaborating with Johnston include:

  • Diego Robledo
  • Matthew Kent
  • Sigbjørn Lien
  • Daniel J. Macqueen
  • Alicia C. Bertolotti

Notable venues where the scientist's work appears include:

  • Nature Communications
  • Aquaculture
  • Frontiers in Genetics
  • Proceedings of the Royal Society B Biological Sciences
  • bioRxiv (Cold Spring Harbor Laboratory)

The scientist was awarded the title of Fellow of the Royal Society of Edinburgh in 1987.

Best Publications

  • Environmental Physiology of Animals

    P. G. Willmer;Graham N. Stone;Ian A. Johnston

  • Muscle development and growth: potential implications for flesh quality in fish.

    Ian A Johnston

  • Growth and the regulation of myotomal muscle mass in teleost fish

    Ian A. Johnston;Neil I. Bower;Daniel J. Macqueen

  • A well-constrained estimate for the timing of the salmonid whole genome duplication reveals major decoupling from species diversification

    Daniel John MacQueen;Ian Alistair Johnston

  • Environment and plasticity of myogenesis in teleost fish.

    Ian A. Johnston

  • Animals and temperature : phenotypic and evolutionary adaptation

    Albert F Bennett;Ian A Johnston

  • Muscle fibre density in relation to the colour and texture of smoked Atlantic salmon (Salmo salar L.)

    Ian A Johnston;Richard Alderson;Claire Sandham;Alistair Dingwall

  • Energy metabolism of carp swimming muscles

    I. A. Johnston;W. Davison;G. Goldspink

  • Temperature during embryonic development has persistent effects on thermal acclimation capacity in zebrafish

    Graham R. Scott;Ian A. Johnston

  • Animals and Temperature: Phenotypic and Evolutionary Adaptation

    Ian A. Johnston;Albert F. Bennett

  • Temperature acclimation and metabolism in ectotherms with particular reference to teleost fish.

    I A Johnston;J Dunn

  • Latitudinal variation in the abundance and oxidative capacities of muscle mitochondria in perciform fishes

    Ian A. Johnston;Jorge Calvo;Helga Guderley;Daniel Fernandez

  • Muscle and flesh quality traits in wild and farmed Atlantic salmon

    Ian A. Johnston;Xuejun Li;Vera L.A. Vieira;David Nickell

  • Evolution and adaptive radiation of antarctic fishes

    Andrew Clarke;Ian A. Johnston

  • Biochemical Correlations of Power Development and Metabolic Fuel Preferenda in Fish Hearts

    Bruce D. Sidell;William R. Driedzic;David B. Stowe;Ian A. Johnston

  • Thermal plasticity of skeletal muscle phenotype in ectothermic vertebrates and its significance for locomotory behaviour.

    Ian A Johnston;Genevieve K Temple

  • What determines growth potential and juvenile quality of farmed fish species

    Luísa M.P. Valente;Katerina A. Moutou;Luis E.C. Conceição;Sofia Engrola

  • Embryonic temperature affects muscle fibre recruitment in adult zebrafish: genome-wide changes in gene and microRNA expression associated with the transition from hyperplastic to hypertrophic growth phenotypes.

    Ian A Johnston;Hung-Tai Lee;Daniel J Macqueen;Karthikeyani Paranthaman

  • Stages of embryonic development in the Atlantic cod Gadus morhua.

    Thomas E. Hall;Peter Smith;Ian A. Johnston

  • Animals and Temperature: List of contributors

    Ian A. Johnston;Albert F. Bennett

Frequent Co-Authors

John D. Altringham
John D. Altringham University of Leeds
Jorge M.O. Fernandes
Jorge M.O. Fernandes Nord University
Thomas W. Moon
Thomas W. Moon University of Ottawa
Craig E. Franklin
Craig E. Franklin University of Queensland
Shugo Watabe
Shugo Watabe Kitasato University
Robbie S. Wilson
Robbie S. Wilson University of Queensland
Andrew Clarke
Andrew Clarke British Antarctic Survey
Lloyd S. Peck
Lloyd S. Peck British Antarctic Survey
Albert F. Bennett
Albert F. Bennett University of California, Irvine
Stephen D. Archer
Stephen D. Archer Bigelow Laboratory For Ocean Sciences

External Links

Personal website of Ian A. Johnston

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Best Scientists Citing Ian A. Johnston

Shugo Watabe

Shugo Watabe

Kitasato University

Publications: 82

Hans-Otto Pörtner

Hans-Otto Pörtner

Alfred Wegener Institute for Polar and Marine Research

Publications: 75

Frank Seebacher

Frank Seebacher

University of Sydney

Publications: 65

Lloyd S. Peck

Lloyd S. Peck

British Antarctic Survey

Publications: 54

Helga Guderley

Helga Guderley

Université Laval

Publications: 54

Craig E. Franklin

Craig E. Franklin

University of Queensland

Publications: 47

Jorge M.O. Fernandes

Jorge M.O. Fernandes

Nord University

Publications: 41

Robbie S. Wilson

Robbie S. Wilson

University of Queensland

Publications: 41

Chris M. Wood

Chris M. Wood

University of British Columbia

Publications: 36

Anthony P. Farrell

Anthony P. Farrell

University of British Columbia

Publications: 36

Samuel A.M. Martin

Samuel A.M. Martin

University of Aberdeen

Publications: 35

Francisco Bozinovic

Francisco Bozinovic

Pontificia Universidad Católica de Chile

Publications: 34

Patricia M. Schulte

Patricia M. Schulte

University of British Columbia

Publications: 34

Luisa M.P. Valente

Luisa M.P. Valente

University of Porto

Publications: 32

George N. Somero

George N. Somero

Stanford University

Publications: 31

Andrew Clarke

Andrew Clarke

British Antarctic Survey

Publications: 30

Trending Scientists

Hans Joachim Räder

Hans Joachim Räder

Max Planck Institute for Polymer Research

Jeffrey P. Mitchell

Jeffrey P. Mitchell

University of California, Davis

Pai Zheng

Pai Zheng

Hong Kong Polytechnic University

Horst Zimmermann

Horst Zimmermann

TU Wien

Philip F. Hopkins

Philip F. Hopkins

California Institute of Technology

Lars Erik Larsen

Lars Erik Larsen

University of Copenhagen

Cora J. Young

Cora J. Young

York University

Ming Hou

Ming Hou

Dalian Institute of Chemical Physics

Kemal Polat

Kemal Polat

Abant Izzet Baysal University

Rüdiger Westermann

Rüdiger Westermann

Technical University of Munich

Noel E. O'Connor

Noel E. O'Connor

Dublin City University

Kunihiro Ichimura

Kunihiro Ichimura

Tokyo Institute of Technology

Tareq Saeed

Tareq Saeed

King Abdulaziz University

Nico Koedam

Nico Koedam

Vrije Universiteit Brussel

Elena Litchman

Elena Litchman

Michigan State University

Paolo Gardonio

Paolo Gardonio

University of Udine

Related Biology and Biochemistry Rankings & Guides

2026 Fastest Online Exercise & Sports Science Bachelor's Degree Programs You Can Finish in 3 Years or Less

2026 Fastest Online Exercise & Sports Science Bachelor's Degree Programs You Can Finish in 3 Years or Less
2026 Can You Get Into a Family Nurse Practitioner Program with a Low GPA? Admission Chances & Workarounds

2026 Can You Get Into a Family Nurse Practitioner Program with a Low GPA? Admission Chances & Workarounds
2026 Best Online Bachelor’s Degrees in Nutritional Science Programs

2026 Best Online Bachelor’s Degrees in Nutritional Science Programs
2026 How to Become a Patient Advocate: Education, Salary, and Job Outlook

2026 How to Become a Patient Advocate: Education, Salary, and Job Outlook
2026 Healthcare Management Degree vs. Certificate: Which Should You Choose?

2026 Healthcare Management Degree vs. Certificate: Which Should You Choose?
2026 What Prerequisites Do You Need for a Bioinformatics Degree? Entry Requirements, Credits & Eligibility Rules

2026 What Prerequisites Do You Need for a Bioinformatics Degree? Entry Requirements, Credits & Eligibility Rules
2026 How Fast Can You Get a Medical Assisting Degree Online?

2026 How Fast Can You Get a Medical Assisting Degree Online?
2026 Which Schools Offer Flexible Start-Anytime Enrollment for a Regulatory Science & Affairs Degree Master's Program?

2026 Which Schools Offer Flexible Start-Anytime Enrollment for a Regulatory Science & Affairs Degree Master's Program?
2026 Are Online Biology Degrees Respected by Employers?

2026 Are Online Biology Degrees Respected by Employers?
2026 What Prerequisites Do You Need for a Nutrition Master's Degree? Entry Requirements, Credits & Eligibility Rules

2026 What Prerequisites Do You Need for a Nutrition Master's Degree? Entry Requirements, Credits & Eligibility Rules
2026 Is Gerontology a Hard Major? What Students Should Know

2026 Is Gerontology a Hard Major? What Students Should Know
2026 Cheapest Online Nurse Executive Leader Master's Degrees That Pay Well: Tuition, Duration, and Earnings

2026 Cheapest Online Nurse Executive Leader Master's Degrees That Pay Well: Tuition, Duration, and Earnings
2026 State-Approved Online Healthcare Management Degree Master's Programs

2026 State-Approved Online Healthcare Management Degree Master's Programs
2026 Online Women’s Health Nurse Practitioner Degree Programs Costs: Tuition & Fees

2026 Online Women’s Health Nurse Practitioner Degree Programs Costs: Tuition & Fees
2026 How Fast Can You Get a Sports Science Degree Online?

2026 How Fast Can You Get a Sports Science Degree Online?
2026 HIM vs. Medical Billing and Coding: Explaining the Difference

2026 HIM vs. Medical Billing and Coding: Explaining the Difference
2026 Cheapest and Shortest Online Sports Science Degree Programs That Pay Well: Cost, Duration, and Salary Outlook

2026 Cheapest and Shortest Online Sports Science Degree Programs That Pay Well: Cost, Duration, and Salary Outlook
2026 Best Speech Pathology Degrees for Working Adults

2026 Best Speech Pathology Degrees for Working Adults
2026 Can You Get Into a Psychiatric Mental Health Nurse Practitioner Program with a Low GPA? Admission Chances & Workarounds

2026 Can You Get Into a Psychiatric Mental Health Nurse Practitioner Program with a Low GPA? Admission Chances & Workarounds
2026 How Fast Can You Get a Nutrition Degree Online?

2026 How Fast Can You Get a Nutrition Degree Online?
2026 MRI Tech vs. Radiology Tech: Explaining the Difference

2026 MRI Tech vs. Radiology Tech: Explaining the Difference

Recently Published Articles

2026 How to Become a Medical Assistant in Kentucky Online

2026 How to Become a Medical Assistant in Kentucky Online
2026 Is a Library Science Master's Degree Worth It? ROI, Salary & Career Impact

2026 Is a Library Science Master's Degree Worth It? ROI, Salary & Career Impact
2026 Self-Paced Online Criminal Justice Bachelor's Degree Programs

2026 Self-Paced Online Criminal Justice Bachelor's Degree Programs
2026 Online Speech Pathology Degree Master's Programs That Accept Transfer Credits

2026 Online Speech Pathology Degree Master's Programs That Accept Transfer Credits
2026 Understanding ASHA, CAA, and State Licensure in Speech Pathology

2026 Understanding ASHA, CAA, and State Licensure in Speech Pathology
2026 Sports Analytics Internship Requirements: Hours, Placements, and Supervision

2026 Sports Analytics Internship Requirements: Hours, Placements, and Supervision
2026 Can Medical Assistants Give Injections or Shots?

2026 Can Medical Assistants Give Injections or Shots?
2026 New Jersey Nursing License Requirements

2026 New Jersey Nursing License Requirements
2026 Best Online Accounting Degree Master's Programs for Career Changers

2026 Best Online Accounting Degree Master's Programs for Career Changers
2026 Best One-Year Online Master’s in Psychology Degree Programs

2026 Best One-Year Online Master’s in Psychology Degree Programs
2026 Online Health Informatics Degrees With Strong Provider Operations Analytics Training

2026 Online Health Informatics Degrees With Strong Provider Operations Analytics Training
2026 Associate to Bachelor's in Cybersecurity: Transfer Pathways Explained

2026 Associate to Bachelor's in Cybersecurity: Transfer Pathways Explained
2026 Best Online Early Childhood Development Degree Programs

2026 Best Online Early Childhood Development Degree Programs
2026 How to Become a Medical Biller & Coder in Massachusetts

2026 How to Become a Medical Biller & Coder in Massachusetts
2026 Cheapest Way to Get a Teaching Credential in San Diego, CA: Degree Requirements & Certification

2026 Cheapest Way to Get a Teaching Credential in San Diego, CA: Degree Requirements & Certification
2026 Best Criminal Justice Degrees for Fraud and Compliance Investigation Careers

2026 Best Criminal Justice Degrees for Fraud and Compliance Investigation Careers
2026 Family Nurse Practitioner Degree Programs With No GRE or GMAT Requirements

2026 Family Nurse Practitioner Degree Programs With No GRE or GMAT Requirements
2026 Best Online Health Psychology Degree Master's Programs for Career Changers

2026 Best Online Health Psychology Degree Master's Programs for Career Changers
2026 Cheapest Way to Get a Teaching Credential in Phoenix, AZ: Degree Requirements & Certification

2026 Cheapest Way to Get a Teaching Credential in Phoenix, AZ: Degree Requirements & Certification
2026 Best LPN Programs in New Mexico – Accredited Online LPN Programs

2026 Best LPN Programs in New Mexico – Accredited Online LPN Programs
2026 Associate to Bachelor's in Photography: Transfer Pathways Explained

2026 Associate to Bachelor's in Photography: Transfer Pathways Explained