Samia Hamid Ahmed*, Radwan Eldehidya, Salim Elaakary
The aim of this study to conduct general survey of external protozoan parasites on (Sawrow) Trachurus mediterraneus from the Mediterranean Sea at coastal area of Zliten city, Lybia. Atotal of 12 specimens of fish species namely Trachurus mediterraneus were collected randomly. The fish were transported immediately alive to the laboratory in the Division of Marine Organisms and Fish Culture, College of Marine Resources, Asmarya University, where they were maintained alive in well aerated glass aquaria. External examination of each of fish for parasites was carried out. The study revealed different types of ciliates include Trichodina spp., Ichthyophthyrus spp., Epstylis spp., Chillodenella spp., Trichophyra spp. and Vorticella spp. and different type of flagellate which include, Amyloodinium spp., Cryptocaryon spp. Piscinoodinium spp. Vorticella spp.and Cryptobia spp. with density .83 in skin and .58 in the gill.
KeywordsMarine Protozoa; Fish; Costal Area; Zliten
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