PROCERCOID OF LIGULA INTESTINALIS FROM COPEPODS IN SATARKHAN DAM, EAST AZERBAIJAN PROVIDENCE, NORTH-WEST IRAN

Infection with Ligula intestinalis was found to be the main cause of fish mortality in Satarkhan Dam of EastAzerbaijan Province. Zooplanktons, fish, water and water birds were sampled and studied for infestation with the parasite. We randomly sampled 100 copepods, fixed them in Chloridric Acid 0.01% for 3-4 minute until tissue became soft and colored by Logol. After washing the sample with distilled water, the parasites were separated and identified perevalance of infection was sixteen (1% male and 15% female Cyclops).