Number of fish infested (%)
Parasite genera Oreochromis niloticus Clarias gariepinus Male Female Total Parasites Distribution (%)
Clinostomum 16 (7.24) 9 (5.52) 11 (5.82) 14 (7.18) 25 (31.25)
Contracaecum 19 (8.60) 31 (19.02) 30 (15.87) 25 (31.25) 50 (62.50)
Eustrongylides 2 (0.90) 3 (1.84) 2 (1.06) 3 (1.54) 5 (6.25)
Total 37 (46.25) 43 (53.75) 43 (53.75) 37 (46.25) 80 (100)
Table 2: Frequency distribution of parasite genera on the two examined fish species at Lake Ziway.
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