Freshwater sinaila in Asser region, Saudi Arabia with spicial cocerin to their transmission of zoonotic tre-trematode

الملخص EN

The present study gave information about the recent distribution pf freshwa¬ter snails in Asser region, and the current status of trematode infection specially schistosomiasis within the snails.

Fifteen localities were visited from Septem¬ber 2007 to December 2008 and the collected snails were examined for the presence of trematode infection.

Seven species of snails were collected: Biom-phalaria Arabica, Bulinus truncates, Bulinus beccari, Physa acute, Lymnaea palustris, Lymnaea Arabica and Melanoides tuberculation.

The parasitological examination revealed none trematode immature stages.