Ike's parasite Sychlayydh and a type of carp in the city alashtar

Ichthyophthirius Multifiiliis caused "Ich" or "White spot disease" which is the most important parasitic protozoan disease in aquarists and commercial fish.The disease detected by presence of white spots on the skin, fin or gills. In this study five groups of fish aquarium included Oscar, flower, discus, gold fish and angel were used in Aleshtar city.All groups were contaminated by the parasite after seven days and then infection and mortalities rates of each groups were estimated in the fifth and tenth.The results showed discus and flower fish were most susceptible to the parasite.