The current research aims is to identify the external parasites that infect Scomber
japonicus fish in the marine waters of the coast of Latakia Governorate. During the
period from 1/1/2024 to 10/1/2024, were collected 100 individuals of fish, and were
examined an external part such as the Skin, Gills, Operculum, Oral Cavity, and
Nostrils. Research results showed that the gills infected with the parasite Clavellisa
scombri from the Lerneapodidae family of Copepoda Crustaceans. With an infection
rate of 7% and an infection intensity of 1. This is the first record of the infection of
Scomber japonicus with the parasite Clavellisa scombri in Syrian marine waters.
Keywords: External Parasites, Copepoda, Scomber japonicus, Clavellisa scombri, Syrian
marine waters
