World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Animal Science and Veterinary 76 104 99 11 11 375 18298

Ian A. Gardner publications per year

The chart shows the history of publications by Ian A. Gardner between 1972 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ian A. Gardner published across 54 years, from 1972 to 2025, averaging 7.2 papers a year. Output peaked at 22 publications in 2010. 4 of the 388 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1972 to 2025. Vertical axis: number of publications, 0 to 22. Peak 22 publications in 2010. 1972: 1 publication 1973: 0 publications 1974: 0 publications 1975: 1 publication 1976: 0 publications 1977: 1 publication 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 2 publications 1982: 1 publication 1983: 0 publications 1984: 0 publications 1985: 0 publications 1986: 1 publication 1987: 1 publication 1988: 5 publications 1989: 4 publications 1990: 8 publications 1991: 5 publications 1992: 1 publication 1993: 14 publications 1994: 14 publications 1995: 10 publications 1996: 16 publications 1997: 18 publications 1998: 14 publications 1999: 8 publications 2000: 16 publications 2001: 8 publications 2002: 15 publications 2003: 8 publications 2004: 20 publications 2005: 11 publications 2006: 21 publications 2007: 18 publications 2008: 17 publications 2009: 10 publications 2010: 22 publications 2011: 9 publications 2012: 7 publications 2013: 12 publications 2014: 12 publications 2015: 2 publications 2016: 6 publications 2017: 9 publications 2018: 4 publications 2019: 7 publications 2020: 7 publications 2021: 9 publications 2022: 5 publications 2023: 4 publications 2024: 1 publication 2025: 3 publications
1972 2025

388 publications in total across all disciplines

View publications per year as a table
Ian A. Gardner: publications per year, 1972 to 2025
Year Publications
1972 1
1973 0
1974 0
1975 1
1976 0
1977 1
1978 0
1979 0
1980 0
1981 2
1982 1
1983 0
1984 0
1985 0
1986 1
1987 1
1988 5
1989 4
1990 8
1991 5
1992 1
1993 14
1994 14
1995 10
1996 16
1997 18
1998 14
1999 8
2000 16
2001 8
2002 15
2003 8
2004 20
2005 11
2006 21
2007 18
2008 17
2009 10
2010 22
2011 9
2012 7
2013 12
2014 12
2015 2
2016 6
2017 9
2018 4
2019 7
2020 7
2021 9
2022 5
2023 4
2024 1
2025 3
Total 388
Download as CSV

Ian A. Gardner 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 Ian A. Gardner sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 84 bars. Horizontal axis: publications, 29–33 to 442+. Vertical axis: number of scientists, 0 to 109. Most scientists, 109, have 119–123 publications. The last bar groups every scientist with 442 publications or more. The highlighted bar, 374–378 publications, is where this scientist sits. 29–33 publications: 1 scientist 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
29–33 publications 442+

This scientist: 375 publications — 95th percentile

95% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Animal Science and Veterinary scientists by publication count, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
Publications Scientists This scientist
29–33 1
34–38 6
39–43 17
44–48 23
49–53 28
54–58 44
59–63 66
64–68 75
69–73 71
74–78 85
79–83 108
84–88 105
89–93 84
94–98 103
99–103 97
104–108 95
109–113 89
114–118 88
119–123 109
124–128 93
129–133 89
134–138 95
139–143 92
144–148 80
149–153 75
154–158 74
159–163 67
164–168 53
169–173 62
174–178 63
179–183 50
184–188 55
189–193 50
194–198 27
199–203 44
204–208 31
209–213 28
214–218 38
219–223 33
224–228 36
229–233 29
234–238 35
239–243 23
244–248 24
249–253 29
254–258 28
259–263 21
264–268 25
269–273 11
274–278 18
279–283 13
284–288 18
289–293 10
294–298 12
299–303 11
304–308 15
309–313 14
314–318 14
319–323 8
324–328 8
329–333 13
334–338 14
339–343 13
344–348 10
349–353 11
354–358 5
359–363 8
364–368 8
369–373 6
374–378 7 375
379–383 8
384–388 3
389–393 4
394–398 5
399–403 8
404–408 5
409–413 4
414–418 3
419–423 8
424–428 5
429–433 3
434–438 5
439–441 5
442+ 99
Download as CSV

Ian A. Gardner 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 Ian A. Gardner sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 58 bars. Horizontal axis: D-Index, 20 to 77+. Vertical axis: number of scientists, 0 to 158. Most scientists, 158, have 31 D-Index. The last bar groups every scientist with 77 D-Index or more. The highlighted bar, 76 D-Index, is where this scientist sits. 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: 76 D-Index — 97th percentile

97% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Animal Science and Veterinary scientists by D-index, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
D-Index Scientists This scientist
20 5
21 22
22 31
23 44
24 53
25 66
26 80
27 101
28 106
29 116
30 154
31 158
32 143
33 137
34 126
35 134
36 112
37 115
38 105
39 111
40 107
41 87
42 74
43 62
44 61
45 41
46 51
47 43
48 28
49 47
50 40
51 34
52 33
53 43
54 16
55 32
56 21
57 18
58 28
59 33
60 17
61 21
62 18
63 21
64 9
65 20
66 11
67 16
68 12
69 17
70 13
71 15
72 11
73 11
74 14
75 5
76 6 76
77+ 100
Download as CSV

Overview

Ian A. Gardner is affiliated with the University of Prince Edward Island in Canada. Their research primarily centers on immunology and microbiology, with 26 publications in these areas. They have also contributed to biochemistry, genetics, and molecular biology through 15 works. Their subfields of study include immunology, microbiology, agronomy and crop science, nature and landscape conservation, and molecular biology.

The scientist's research focuses heavily on aquaculture disease management and microbiota, as reflected in 30 publications. They further explore microbial infections and disease research, animal disease management and epidemiology, fish ecology and management studies, viral infections and vectors, vibrio bacteria research studies, and myxozoan parasites in aquatic species.

Ian A. Gardner has published research in various venues. Frequent publication outlets include:

  • Journal of Fish Diseases
  • Revue Scientifique et Technique de l OIE
  • Aquaculture
  • Frontiers in Veterinary Science
  • Transboundary and Emerging Diseases

Their co-authors with the highest collaboration count include Krishna K. Thakur, Fernando O. Mardones, Marco Rozas-Serri, Andrea Peña, and Axel Colling.

Some recent papers by Ian A. Gardner include:

  • Microbiome Profiling Reveals a Microbial Dysbiosis During a Natural Outbreak of Tenacibaculosis (Yellow Mouth) in Atlantic Salmon (2020, Frontiers in Microbiology)
  • Validation of laboratory tests for infectious diseases in wild mammals: review and recommendations (2020, Journal of Veterinary Diagnostic Investigation)
  • Detection and virulence of Lactococcus garvieae and L. petauri from four lakes in southern California (2023, Journal of Aquatic Animal Health)
  • Validation of a Commercial Glanders ELISA as an Alternative to the CFT in International Trade of Equidae (2021, Frontiers in Veterinary Science)
  • Bayesian estimation of sensitivity and specificity of a rapid mastitis test kit, bacterial culture, and PCR for detection of Staphylococcus aureus, Streptococcus species, and coliforms in bovine milk samples (2022, Journal of Dairy Science)

Best Publications

  • Estimation of diagnostic-test sensitivity and specificity through Bayesian modeling.

    A.J. Branscum;I.A. Gardner;W.O. Johnson

  • Epidemiologic issues in the validation of veterinary diagnostic tests.

    M Greiner;I.A Gardner

  • Coastal freshwater runoff is a risk factor for Toxoplasma gondii infection of southern sea otters (Enhydra lutris nereis)

    M.A Miller;I.A Gardner;C Kreuder;D.M Paradies

  • Conditional dependence between tests affects the diagnosis and surveillance of animal diseases

    Ian A Gardner;Henrik Stryhn;Peter Lind;Michael T Collins

  • Receiver-operating characteristic curves and likelihood ratios: improvements over traditional methods for the evaluation and application of veterinary clinical pathology tests.

    Ian A. Gardner;Matthias Greiner

  • Application of diagnostic tests in veterinary epidemiologic studies.

    M Greiner;I.A Gardner

  • Herd-level interpretation of test results for epidemiologic studies of animal diseases.

    Jette Christensen;Ian A Gardner

  • Consensus recommendations on diagnostic testing for the detection of paratuberculosis in cattle in the United States.

    Michael T. Collins;Ian A. Gardner;Franklyn B. Garry;Allen J. Roussel

  • Detection of Toxoplasma gondii-like oocysts in cat feces and estimates of the environmental oocyst burden

    Haydee A Dabritz;Melissa A Miller;E Robert Atwill;Ian A Gardner

  • The REFLECT statement: reporting guidelines for randomized controlled trials in livestock and food safety: explanation and elaboration

    Jan M. Sargeant;Annette M. O'Connor;Ian A. Gardner;James S. Dickson

  • STARD-BLCM: Standards for the Reporting of Diagnostic accuracy studies that use Bayesian Latent Class Models

    Polychronis Kostoulas;Søren S. Nielsen;Adam J. Branscum;Wesley O. Johnson

  • Comparison of methods for estimation of individual-level prevalence based on pooled samples

    David W. Cowling;Ian A. Gardner;Wesley O. Johnson

  • Molecular and bioassay-based detection of Toxoplasma gondii oocyst uptake by mussels (Mytilus galloprovincialis)

    Kristen D Arkush;Melissa A Miller;Melissa A Miller;Christian M Leutenegger;Ian A Gardner

  • Fatal musculoskeletal injuries incurred during racing and training in thoroughbreds.

    L. Estberg;S. M. Stover;I. A. Gardner;B. J. Johnson

  • The REFLECT statement: Methods and processes of creating Reporting Guidelines For Randomized Controlled Trials for livestock and food safety

    Annette M. O'Connor;Jan M. Sargeant;I. A. Gardner;James S. Dickson

  • Experimental challenge models for Johne's disease: a review and proposed international guidelines.

    Murray E. Hines;Judith R. Stabel;Raymond W. Sweeney;Frank Griffin

  • Range expansion, population sizes, and management of wild pigs in California

    John D. Waithman;Richard A. Sweitzer;Richard A. Sweitzer;Dirk Van Vuren;John D. Drew

  • Herd-level prevalence of Mycobacterium avium subsp. paratuberculosis infection in United States dairy herds in 2007

    J.E. Lombard;I.A. Gardner;S.R. Jafarzadeh;C.P. Fossler

  • Bayesian modeling of animal- and herd-level prevalences.

    A.J. Branscum;I.A. Gardner;W.O. Johnson

  • Prevalence of and associated risk factors for shedding Cryptosporidium parvum oocysts and Giardia cysts within feral pig populations in California.

    E R Atwill;R A Sweitzer;M G Pereira;I A Gardner

  • Risk of adverse effects in pneumonic foals treated with erythromycin versus other antibiotics: 143 cases (1986-1996).

    Meri Stratton-Phelps;William D Wilson;Ian Gardner

  • Salmonella enteritidis, Phage Type 4 Infection in a Commercial Layer Flock in Southern California: Bacteriologic and Epidemiologic Findings

    H. Kinde;D. H. Read;R. P. Chin;A. A. Bickford

  • Relationship between race start characteristics and risk of catastrophic injury in thoroughbreds: 78 cases (1992).

    Leah Estberg;Susan M Stover;Ian Gardner;Bill J. Johnson

  • Efficacy of Intramammary Antibiotic Therapy for Treatment of Clinical Mastitis Caused by Environmental Pathogens

    W. M. Guterbock;A. L. Van Eenennaam;R. J. Anderson;Ian Gardner

  • Temporal detection of equine herpesvirus infections of a cohort of mares and their foals

    Stephanie A. Bell;Udeni B.R. Balasuriya;Ian A. Gardner;Peter A. Barry

Frequent Co-Authors

Patricia A. Conrad
Patricia A. Conrad University of California, Davis
Tim E. Carpenter
Tim E. Carpenter University of California, Davis
Wesley O. Johnson
Wesley O. Johnson University of California, Irvine
Walter M. Boyce
Walter M. Boyce University of California, Davis
Melissa A. Miller
Melissa A. Miller California Department of Fish and Wildlife
Andrea E. Packham
Andrea E. Packham University of California, Davis
Jonna A. K. Mazet
Jonna A. K. Mazet University of California, Davis
David W. Hird
David W. Hird University of California, Davis
Bradd C. Barr
Bradd C. Barr University of California, Davis
Sharon K. Hietala
Sharon K. Hietala University of California, Davis

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:

Related Online Degrees & Career Pathways

Pursuing a degree in Animal Science and Veterinary studies opens doors to diverse career paths that blend science, education, and management. For instance, becoming an athletic director often requires strong leadership skills alongside a background in biological or animal sciences for sports programs involving animal-assisted therapy or training. If you're curious about potential earnings in this role, exploring insights on how much do athletic directors make can be an excellent starting point.

Many students opt for flexibility by enrolling in online programs. Fields related to Animal Science, such as exercise physiology or rehabilitation, have fast-track options—check out the online exercise science programs that offer accelerated routes without compromising quality.

For those interested in behavioral sciences linked to animal and human interactions, degrees like Board Certified Behavior Analyst (BCBA) offer promising opportunities. Discover the best schools for bcba that provide strong interdisciplinary training essential for career advancement.

Additionally, animal science grads often venture into educational psychology or counseling, fields supported by reputable online school psychology programs. These programs help prepare students for careers supporting both animal-assisted therapy and human client services.

Best Scientists Citing Ian A. Gardner

Trending Scientists

Recently Published Articles