Whirling disease is an infectious disease of finfish. It is caused by Myxobolus cerebralis. This is a protozoan in the Class Myxosporea.
In Canada, whirling disease is a federally reportable disease. This means that anyone who owns or works with aquatic animals, who knows of or suspects whirling disease in the animals that they own or work with, is required by law to notify the CFIA.
- Update on zoning of Alberta for whirling disease – North Saskatchewan River watershed
- Update on zoning of alberta for whirling disease – Red Deer River watershed (archived)
- Update on zoning of alberta for whirling disease – Oldman River watershed (archived)
- Zoning of Alberta for whirling disease and requirement for permits – Bow River Watershed (archived)
- News Release – First case of whirling disease in Canada
- Fact sheet
- Map of the declared areas for whirling disease
- Other organizations
- Questions and answers
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