World's Best Scientists 2026 revealed!
Dave M. Leathwick

Dave M. Leathwick

Award Badge
Animal Science and Veterinary
New Zealand
2023

D-Index & Metrics

Animal Science and Veterinary

D-Index
37
Citations
5634
World Ranking
1493
National Ranking
20

Dave M. Leathwick 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 Dave M. Leathwick 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: 136 publications — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Dave M. Leathwick 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 Dave M. Leathwick 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: 37 D-Index — 54th percentile

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

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

Research.com Recognitions

  • 2023 - Research.com Animal Science and Veterinary in New Zealand Leader Award
  • 2022 - Research.com Animal Science and Veterinary in New Zealand Leader Award

Overview

Dave M. Leathwick is affiliated with AgResearch in New Zealand and has contributed extensively to veterinary and agricultural sciences, with a particular focus on parasitology and helminth infection control in livestock. Their research spans multiple fields including Veterinary, Agricultural and Biological Sciences, and Environmental Science, with significant work in related subfields such as Small Animals, Ecology, Animal Science and Zoology, and Parasitology.

Leathwick's research interests cover a range of topics primarily centered on parasite biology, host interactions, and veterinary parasitology. Specific thematic areas include:

  • Helminth infection and control
  • Parasite Biology and Host Interactions
  • Coccidia and coccidiosis research
  • Parasites and Host Interactions
  • Plant and fungal interactions
  • Veterinary Equine Medical Research
  • Animal Behavior and Welfare Studies

Their scholarly output is published predominantly in journals that focus on veterinary parasitology and related fields. Frequent publication venues include:

  • Veterinary Parasitology
  • International Journal for Parasitology Drugs and Drug Resistance
  • New Zealand Journal of Agricultural Research
  • Veterinary Parasitology Regional Studies and Reports
  • International Journal for Parasitology

Leathwick has collaborated with a number of co-authors on multiple occasions, highlighting a network of researchers in veterinary science and parasitology. Common co-authors include:

  • TS Waghorn
  • Christian W. Sauermann
  • C.M. Miller
  • Paul Candy
  • Peter Green

Among recent publications are:

  • A journey through 50 years of research relevant to the control of gastrointestinal nematodes in ruminant livestock and thoughts on future directions, 2021, International Journal for Parasitology
  • Monitoring equine ascarid and cyathostomin parasites: Evaluating health parameters under different treatment regimens, 2020, Equine Veterinary Journal
  • Effects of long-acting, broad spectra anthelmintic treatments on the rumen microbial community compositions of grazing sheep, 2021, Scientific Reports
  • Simultaneous resistance to multiple anthelmintic classes in nematode parasites of cattle in New Zealand, 2023, Veterinary Parasitology
  • Climate change is likely to increase the development rate of anthelmintic resistance in equine cyathostomins in New Zealand, 2020, International Journal for Parasitology Drugs and Drug Resistance

These works reflect a focused research agenda on parasitic infections, drug resistance, and host-parasite-environment interactions in veterinary contexts. The combination of themes around nematode resistance, parasite monitoring, and the impact of environmental changes on parasite dynamics underscores their contributions to understanding and managing parasitic diseases in livestock and equine species.

Best Publications

  • Anthelmintic resistance in nematode parasites of cattle: a global issue?

    Ian A. Sutherland;Dave M. Leathwick

  • The epidemiology of nematode infections of sheep

    A Vlassoff;DM Leathwick;Acg Heath

  • Prevalence of anthelmintic resistance on 62 beef cattle farms in the North Island of New Zealand.

    T S Waghorn;D M Leathwick;A P Rhodes;R Jackson

  • The role of combination anthelmintic formulations in the sustainable control of sheep nematodes.

    David J. Bartram;Dave M. Leathwick;Mike A. Taylor;Thomas Geurden

  • The management of anthelmintic resistance in grazing ruminants in Australasia--strategies and experiences.

    D.M. Leathwick;R.B. Besier

  • Prevalence of anthelmintic resistance on sheep farms in New Zealand

    TS Waghorn;DM Leathwick;AP Rhodes;KE Lawrence

  • The production cost of anthelmintic resistance in lambs.

    C.M. Miller;T.S. Waghorn;D.M. Leathwick;P.M. Candy

  • Managing anthelmintic resistance: Is it feasible in New Zealand to delay the emergence of resistance to a new anthelmintic class?

    DM Leathwick;BC Hosking;SA Bisset;CH McKay

  • Controlling internal parasites in grazing ruminants without recourse to anthelmintics: approaches, experiences and prospects

    J.H. Niezen;W.A.G. Charleston;J. Hodgson;A.D. Mackay

  • Drenching adult ewes: implications of anthelmintic treatments pre- and post-lambing on the development of anthelmintic resistance.

    Leathwick Dm;Miller Cm;Atkinson Ds;Haack Na

  • Anthelmintic resistance in New Zealand

    DM Leathwick;WE Pomroy;Acg Heath

  • Modelling the benefits of a new class of anthelmintic in combination.

    D.M. Leathwick

  • Anthelmintic resistance in equine parasites—Current evidence and knowledge gaps

    M.K. Nielsen;C.R. Reinemeyer;J.M. Donecker;D.M. Leathwick

  • A model for nematodiasis in New Zealand lambs: The effect of drenching regime and grazing management on the development of anthelmintic resistance

    D.M. Leathwick;A. Vlassoff;N.D. Barlow

  • The effect of diet fed to lambs on subsequent development of Trichostrongylus colubriformis larvae in vitro and on pasture.

    J.H Niezen;G.C Waghorn;T Graham;J.L Carter

  • Managing anthelmintic resistance--use of a combination anthelmintic and leaving some lambs untreated to slow the development of resistance to ivermectin.

    D.M. Leathwick;T.S. Waghorn;C.M. Miller;P.M. Candy

  • Selective and on-demand drenching of lambs: impact on parasite populations and performance of lambs.

    Leathwick Dm;Waghorn Ts;Miller Cm;Atkinson Ds

  • Brave or gullible: testing the concept that leaving susceptible parasites in refugia will slow the development of anthelmintic resistance.

    TS Waghorn;DM Leathwick;CM Miller;DS Atkinson

  • Nematode parasites of sheep: a survey of epidemiological parameters and their application in a simple model.

    R. R. Kao;D. M. Leathwick;M. G. Roberts;I. A. Sutherland

  • Efficacy of the nematode-trapping fungus Duddingtonia flagrans against three species of gastro-intestinal nematodes in laboratory faecal cultures from sheep and goats.

    T.S Waghorn;D.M Leathwick;L.-Y Chen;R.A Skipp

  • Managing anthelmintic resistance--parasite fitness, drug use strategy and the potential for reversion towards susceptibility.

    Dave M. Leathwick

  • Efficacy of oral, injectable and pour-on formulations of moxidectin against gastrointestinal nematodes in cattle in New Zealand

    D.M. Leathwick;C.M. Miller

  • A journey through 50 years of research relevant to the control of gastrointestinal nematodes in ruminant livestock and thoughts on future directions.

    John S. Gilleard;Andrew C. Kotze;Dave Leathwick;Alasdair J. Nisbet

  • Evidence for reversion towards anthelmintic susceptibility in Teladorsagia circumcincta in response to resistance management programmes.

    Dave M. Leathwick;Siva Ganesh;Tania S. Waghorn

  • Ivermectin-resistant Ostertagia circumcincta from sheep in the lower North Island and their susceptibility to other macrocyclic lactone anthelmintics

    D.M. Leathwick;I.C. Moen;C.M. Miller;I.A. Sutherland

  • Influence of nematophagous fungi, earthworms and dung burial on development of the free-living stages of Ostertagia (Teladorsagia) circumcincta in New Zealand.

    Tania S Waghorn;D M Leathwick;L-Y Chen;R A J Gray

  • Variation between hosts in the developmental success of the free-living stages of trichostrongyle infections of sheep

    L.T Jørgensen;D.M Leathwick;W.A.G Charleston;P.L Godfrey

  • Resistance to therapeutic treatment with macrocyclic lactone anthelmintics in Ostertagia circumcincta.

    I.A Sutherland;D.M Leathwick;I.C Moen;S.A Bisset

  • Evaluation of a larval development assay for the detection of anthelmintic resistance in Ostertagia circumcincta.

    A.F.T. Amarante;W.E. Pomroy;W.A.G. Charleston;D.M. Leathwick

Frequent Co-Authors

W.E. Pomroy
W.E. Pomroy Massey University
Martin K. Nielsen
Martin K. Nielsen Aarhus University
D.M. West
D.M. West Massey University
S.A. Bisset
S.A. Bisset AgResearch
Cord Heuer
Cord Heuer Massey University
Ray M. Kaplan
Ray M. Kaplan St. George's University
Mike Taylor
Mike Taylor Fera Science (United Kingdom)
Eugene T. Lyons
Eugene T. Lyons University of Kentucky
Thomas Geurden
Thomas Geurden Zoetis (United States)

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Related Online Degrees & Career Pathways

Exploring Animal Science and Veterinary studies often opens doors to diverse career opportunities beyond traditional veterinary roles. For individuals interested in behavioral and mental health support linked to animal care, pursuing degrees through accredited online colleges for drug and alcohol counseling can be a valuable option. Such programs equip students to address addiction challenges, sometimes related to pet owners or animal rehabilitation settings.

Additionally, those inclined towards family dynamics and therapy might find marriage and family therapy masters programs online beneficial. These skills complement careers in animal-assisted therapy, where human-animal relationships play a therapeutic role.

For professionals aiming to reach advanced expertise, considering an online phd counseling offers flexibility and depth in research or clinical practice. This pathway is particularly relevant for those intending to develop new methodologies for animal welfare and human interaction.

Ultimately, the breadth of jobs with animals is vast, encompassing fields from science and care to therapy and support. Online degrees provide accessible routes to these dynamic career paths aligned with passion and purpose.

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