1. Canadian Cooperative Wildlife Health Centre, Department of Veterinary Pathology, Western College of Veterinary Medicine, University of Saskatchewan, 52 Campus Drive, Saskatoon, Saskatchewan, Canada S7N 5B4
2. New Zealand Wildlife Health Centre, Institute of Veterinary, Animal, and Biomedical Sciences, Massey University, Private Bag 11-222, Palmerston North, New Zealand
3. National Veterinary Services Laboratories, Foreign Animal Disease Diagnostic Laboratory, Greenport, New York 11944, USA
4. Mystic Aquarium, 55 Coogan Boulevard, Mystic, Connecticut 06355, USA
5. Deceased