people.gif (5337 bytes)

Aquaculture Clinicians

Dr. Larry Hammell, DVM, MSc, graduated from the Ontario Veterinary College in 1988 and, following two years of private practise in Nova Scotia, obtained his MSc in fish epidemiology from the Atlantic Veterinary College in December, 1992. He joined the Atlantic Veterinary College faculty in November 1992, as Assistant Professor with the Department of Health Management. Dr. Hammell's research has concentrated on population surveillance of health and production diseases of Atlantic Salmon and the clinical epidemiology of diagnostic tests in aquaculture. Dr. Hammell currently provides the on-farm service and health management advice for aquaculture and is the coordinator of Fish Health at A.V.C..


Dr. Jeffrey Davidson, DVM, MSC, obtained his Doctor of Veterinary Medicine degree from the Ontario Veterinary College in 1978. He was in private practise focusing on production and preventative medicine until 1988, when he returned to university. IN 1990 he obtained his MSc in epidemiology from Atlantic Veterinary College and was appointed Assistant Professor in the Department of Health Management. His research interests include health and production management systems for the aquaculture industry. He is a member of the ambulatory group that responds to emergency and routine farm calls to aquaculture producers in the Maritimes.

Fish Pathologists:

Dr. Gerald Johnson, DVM, DVP, ACVP graduated from the Ontario Veterinary College in 1969, studied Pathology at the Western college of Veterinary Medicine from 1972-1974 and was certified as a Diplomate of the American College of Veterinary Pathology in 1977. He obtained a diploma in Veterinary Aquatic Studies from the University of Stirling, Scotland in 1979. Dr. Johnson joined the Atlantic Veterinary College faculty in 1986 as Associate Professor in Pathology and Microbiology and the original coordinator of the Fish Health Unit.


Dr. David Speare, DVM, DVSc, obtained his veterinary Medical Degree in 1984 and his Doctor of Veterinary Science (Pathology) degree in 1989 from the Ontario Veterinary College. His research focuses on infectious and environmental gill disease of farmed salmonids and their treatment. Dr. Speare joined the Atlantic Veterinary College faculty in November 1990, as Assistant Professor with the Department of Pathology and Microbiology. Dr. Speare's experience as a diagnostic and extension pathologist provides the focus for his interaction with the Fish Health Service.


Dr. Dave Groman, is Adjunct Professor of Fish Health at the Atlantic Veterinary College (AVC), University of Prince Edward Island. Currently he works in Aquatic Diagnostic Services at AVC as a fish pathologist, handling day-to-day operations. As a diagnostic fish pathologist he holds both Canadian Fish Health Official and US Title-50 status. Dr. Groman completed his BA degree in Biology (1975) at Lafayette College in Pennsylvania, his M.Sc. degree in Pathobiology (1980) from the University of Connecticut and his Ph.D. in Aquaculture and Fish Health Management (1983) from the University of Idaho. During 1978 he spent 9 months training in fish disease diagnostics at the U.S.F.W.S. Leetown Fish Health Laboratory. In the past 10 year's, he has participated in aquaculture and fish health research and service projects in Iceland, Scotland and Canada, and has assisted in fish health/aquaculture teaching at AVC and continuing education through the Canadian Aquaculture Institute.

Return to Fish Health Home Page