author(s)
Gagandeep Singh, VS Wazir, Burhan Nabi, Pallavi Khajuria and Manpreet Kour

abstract
In order to have a definite occurrence pattern of hydatidosis among sheeps of Jammu region a retrospective examination of all visceral organs was conducted with a sample size of 1000 sheep at an organized municipal slaughter house of Jammu region. A total of 64 sheep were positive for hydatidosis with overall prevalence of 6.4 per cent. Lungs and liver were found to be most common predilection sites for the hydatidosis with figures 43.75% and 39.06%, respectively. Cysts of different types viz., viable, non-viable, sterile and calcified were having prevalence of 64.70%, 35.29%, 63.33% and 36.66% respectively with overall fertility rate as 53.12%. The size of the cyst being another stricture to categories the cysts which were of small size viz., 24 (22.64%) in lung and 31 (29.24%) in liver while as 39 (36.78%) in lungs and 12 (11.32%) in liver were of medium size.