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David J. Speare

  • Doctor of Veterinary Medicine (Guelph)
  • Doctor of Veterinary Science - Pathology (Guelph)
Professor of Fish Pathology
Veterinary Medicine
1 902-566-0807
Research Interests: 
  • Immunoprophylactic and therapeutic control strategies for gill diseases of farmed fish
  • Basic and applied research into the pathogenesis and pathophysiology of economically significant diseases of farmed fish
  • Stabilization of epicellular biofilm components for ultrastructural examinatioIdentification and evaluation of candidate treatments for branchial diseases of farmed fish
  1. Speare DJ & Daley J (2003) Vaccination of brook trout (Salvelinus fontinalis) against Loma salmonae (Microspora).  Fish Pathology 38: 27-28
  2. Lovy J, Speare DJ et al. (2004). Morphological characterization and notes on the life cycle of a newly discovered variant of Loma salmonae.  Journal of Fish Diseases 27: 609-616.
  3. Becker JA, Speare DJ (2004). Ultraviolet light control of horizontal transmission of Loma salmonae. Journal of Fish Diseases 27: 177-180.
  4. Kent ML, Speare DJ (2005). Sequential development of Loma salmonae. Folia Parasitologicia [ in press]
  5. Ramsay JM, Speare DJ (2004). Timing of changes in growth rate, feed intake and feed conversion in rainbow trout experimentally infected with Loma salmonae.  Journal of Fish Diseases. 27: 425-429.
Current Collaborators (non-UPEI): 
  • Dr. Simon Jones (Pacific Biological Station - DFO)
  • Dr. Duane Barker (Memorial University)
  • Dr. Santosh Lall (Institute of Marine Biosciences - NRC)
  • Dr. Mark Powell (University of Tasmania)
  • Dr. Robert Olafson (Proteomics Centre, University of Victoria)
  • Dr. Paul Dick (Elanco Ltd)
  • Dr. Mel Novilla (Eli Lilly Ltd)