Wayne Knee, Ph.D.

Systematics Assistant; Acari Unit Curator Assistant

Trichouropoda australis (Trematuridae) photo by W. Knee

Contact details

Dr. Wayne Knee
Mite Unit, Canadian National Collection of Insects, Arachnids and Nematodes
Agriculture and Agri-Food Canada
960 Carling Avenue
Ottawa, Ontario, Canada K1A 0C6
Telephone: 613-759-6684
Fax: 613-759-1927

E-mail: whknee at gmail.com, kneew at agr.gc.ca


  • PhD (Biology) 2011 – Carleton University, Ottawa, Canada
  • MSc (Systematics and Evolution) 2007 – University of Alberta, Edmonton, Canada
  • BSc (Animal Biology) 2005 – University of Alberta, Edmonton, Canada


  • Assist in Dr. Frederic Beaulieu's research on the systematics and ecology of plant-associated mites, particularly spider mites (Tetranychidae), and the taxonomy and ecology of predatory mites (Mesostigmata), especially from canopy and soil habitats.


  • Systematics and taxonomy of beetle-associated mites
  • Systematics and taxonomy of mites associated with birds
  • Systematics and taxonomy of plant-associated mites
  • Taxonomy of ticks
  • Molecular phylogenetics


  • Pratt, P.D., M.J. Pitcairn, S. Oneto, M.B. Kelley, C.J. Sodergren, F. Beaulieu, W. Knee, and J. Andreas. 2019. Invasion of the gall mite Aceria genistae (Acari: Eriopyidae), a natural enemy of the invasive weed Cytisus scoparius, into California, U.S.A. and predictions for climate suitability in other regions using ecological niche modelling. Biocontrol Science and Technology: 1-20. https://doi.org/10.1080/09583157.2019.1566440

  • Beaulieu, F., W. Knee, V. Nowell, M. Schwarzfeld, Z. Lindo, V.M. Behan-Pelletier, L. Lumley, M.R. Young, I. Smith, H.C. Proctor, S.V. Mironov, T.D. Galloway, D.W. Walter, and E.E. Lindquist. 2019. Acari of Canada. ZooKeys 819: 77-168.

  • Knee, W. 2018. New species of parasitic nasal mites infesting birds in Manitoba, Canada (Mesostigmata, Rhinonyssidae). ZooKeys 786: 1-17.

  • Proctor, H.C. and W. Knee. 2018. Asymmetry and polymorphism in males of the feather mite Michaelia neotropica Hernandes and Mironov (Acariformes: Astigmata: Freyanidae). Zoologischer Anzeiger 273: 226-230.

  • Knee, W. 2017. New Macrocheles species (Acari, Mesostigmata, Macrochelidae) associated with burying beetles (Silphidae, Nicrophorus) in North America. ZooKeys 721: 1-32.

  • Knee, W. 2017. A new Paraleius species (Acari, Oribatida, Scheloribatidae) associated with bark beetles (Curculionidae, Scolytinae) in Canada. ZooKeys 667: 51-65.

  • Knee, W. and T.D. Galloway. 2017. Myialges trinotoni (Acariformes: Epidermoptidae), a hyperparasitic mite infesting Trinoton querquedulae (Phthiraptera: Menoponidae) on waterfowl. The Canadian Entomologist 149: 434-443.

  • Knee, W. and T.D. Galloway. 2017. New host and locality records for endoparasitic nasal mites (Acari: Rhinonyssidae, Turbinoptidae, and Ereynetidae) infesting birds in Manitoba, Canada. The Canadian Entomologist 149: 89-103.

  • Zmudzinski, M., M. Unsoeld, W. Knee, and M. Skoracki. 2015. New host records for parasitic mites of the family Syringophilidae from accipitriform birds (Aves: Accipitriformes). Annals of Parasitology 61: 291-293.

  • Mlynarek, J.J., W. Knee, B.P. Smith, and M.R. Forbes. 2015. Regionally widespread parasitic water mites have relatively broad host species ranges. Canadian Journal of Zoology 93: 1-6.

  • Rettenmund, C.L., R.J. Ossiboff, D. McAloose, W. Knee, S.E. Wade, and J.A. Pare. 2015. Microlichus americanus acariasis in saffron finches (Sicalis flaveola) with dermatitis and feather loss. Journal of Veterinary Diagnostic Investigation 27: 382-386.

  • Mlynarek, J.J., W. Knee, and M.R. Forbes. 2014. Host phenology, geographic range size and regional occurrence explain interspecific variation in damselfly-water mite associations. Ecography 37: 1-11.

  • Mlynarek, J.J., W. Knee, and M.R. Forbes. 2014. Explaining susceptibility and resistance to a multi-host parasite. Evolutionary Biology 41: 115-122.

  • Mlynarek, J.J., W. Knee, and M.R. Forbes. 2013. Relative geographic range of sibling species of host damselflies does not reliably predict differential parasitism by water mites. BMC Ecology 13: doi:10.1186/1472-6785-13-50.

  • Knee, W., M.R. Forbes, and F. Beaulieu. 2013. Diversity and host use of mites (Acari: Mesostigmata, Oribatida) phoretic on bark beetles (Coleoptera: Scolytinae): global generalists, local specialists? Annals of the Entomological Society of America 106: 339-350. dx.doi.org/10.1603/AN12092.

  • Hossie, T.J., C. Hassall, W. Knee, and T.N. Sherratt. 2013. Species with a chemical defence, but not chemical offence, live longer. Journal of Evolutionary Biology doi/10.1111/jeb.12143.

  • Dimov, I., and W. Knee. 2012. One new species of the genus Sternostoma (Mesostigmata: Rhinonyssidae) from Cuculus canorus (Cuculiformes: Cuculidae) from Leningrad Province, Russia. Journal of the Acarological Society of Japan 21: 141-146.

  • Knee, W., F. Beaulieu, J.H. Skevington, S. Kelso, A.I. Cognato, and M.R. Forbes. 2012. Species boundaries and host range of tortoise mites (Uropodoidea) phoretic on bark beetles (Scolytinae), using morphometric and molecular markers. PLoS ONE 7: e47243. doi:10.1371/journal.pone.0047243.

  • Knee, W., F. Beaulieu, J.H. Skevington, S. Kelso, and M.R. Forbes. 2012. Cryptic species of mites (Uropodoidea: Uroobovella spp.) associated with burying beetles (Silphidae: Nicrophorus): The collapse of a host generalist revealed by molecular and morphological analyses. Molecular Phylogenetics and Evolution 65: 276-286.

  • Knee, W., T. Hartzenberg, M.R. Forbes, and F. Beaulieu. 2012. The natural history of mites (Acari: Mesostigmata) associated with the white-spotted sawyer beetle (Coleoptera: Cerambycidae): diversity, phenology, host attachment, and sex bias. The Canadian Entomologist 144: 1-9.

  • Knee, W., and H. Proctor. 2010. Interactive HTML-based dichotomous key to female Rhinonyssidae (Mesostigmata) from birds in Canada. Canadian Journal of Arthropod Identification No. 9, 25 January 2010.

  • Knee, W., H. Proctor, and T. Galloway. 2008. Survey of nasal mites (Rhinonyssidae, Ereynetidae, and Turbinoptidae) associated with birds in Alberta and Manitoba, Canada. The Canadian Entomologist 140: 364-379.

  • Knee, W. 2008. Five new species of Rhinonyssidae (Mesostigmata) and one new species of Dermanyssus (Mesostigmata: Dermanyssidae) from birds of Alberta and Manitoba, Canada. Journal of Parasitology 94: 348-374.

  • Knee, W., and H. Proctor. 2007. Host Records for the Northern Fowl Mite, Ornithonyssus sylviarum (Mesostigmata: Macronyssidae), from Birds of North America (Canada, USA, and Mexico). Journal of Medical Entomology 44: 709-713.

  • Knee, W., and H. Proctor. 2006. Keys to the families and genera of blood and tissue feeding mites associated with Albertan birds. Canadian Journal of Arthropod Identification No. 2, 28 June 2006.

    Non-refereed Contributions

  • Beaulieu, F., and W. Knee. 2014. Plant-feeding mites of the Canadian Prairies. In: Arthropods of Canadian Grasslands (Vol. 3): Biodiversity of and Systematics Part 1. H.A. Carcamo and D.J. Giberson (Eds). Biological Survey of Canada. pp. 29-72. doi: http://dx.10.3752/9780968932162.ch3

  • Lumley, L., F. Beaulieu, V.M. Behan-Pelletier, W. Knee, E.E Lindquist, M. Mark, H.C. Proctor, and D.E. Walter. 2013. The Status of Systematic Knowledge of the Acari of Canada: Tickin' Away with Some Mitey Progress. Newsletter of the Biological Survey of Canada (Terrestrial Arthropods)32: 23-37.

  • Knee, W. 2006. Parasitic nasal mites (Rhinonyssidae, Ereynetidae, & Turbinoptidae) associated with birds of Alberta and Manitoba. The Canadian Arachnologist Newsletter 7: 17-19.

    This page last updated on 31-Jan-2019

    W. Knee

    Canadian National Collection of Insects, Arachnids and Nematodes
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