Prevalence of external parasites of ornamental fish in Qazvin province

Abstract

This study was done in order to determine the parasitic fauna of ornamental fish in Qazvin province during 6 months between winter to spring 2014. For this purpose, 240 dying fish from 12 ornamental fish farms were selected randomly and each sample was examined for ectoparasites in parasitology laboratory overall 11 farms in winter and 12 farms in spring were infected by Ichthyophthirius, Chilodonella, Dactylogyrus, Gyrodactylus and Trichodina. There was a significant difference between the rate of infestation and the breed of fish. Ciclid was the most infested breed and Severum was the least infected. The highest infestation rate belongs to Ichthyophthirius and the lowest infestation rate belongs to Chilodonella (p

Keywords

• Prevalence
• Ornamental fish
• Qazvin Province