The occurrence of canine parvovirus enteritis was monitored in post mortem record from 1978-1985. In a total of 7,615 canine necropsies 654 cases of parvovirus enteritis were diagnosed. The number of cases rose considerably in 1980, accounting for about 10% of the total of canine necropsies since then. Seasonal distribution of cases shows a maximum in November, December, and January and a minimum in June, July and September. In German shepherds and Yorkshireterriers parvovirus enteritis is diagnosed with significantly higher frequency than in other breeds. 80% of all cases of parvovirus enteritis necropsied were diagnosed up to the age of 6 months.