Research Article
Branchial Chamber and Gastrointestinal Tracts Parasites of Fish Species in Benue and Niger Rivers, North Central, Nigeria
Table 3
Comparison of prevalence of parasites in individual fish species.
| NP (%) | Fish species | n | | Chi-square | df | value | Clinostomum sp. | Camallanus sp. | Capillaria sp. | Rhabdochona congolensis | Contracaecum sp. | Proteocephalus sp. | Spinitectus guntheri |
| Clarias sp. | 120 | 10 (8.3) | 10 (8.3) | 16 (13.3) | 15 (12.5) | 28 (23.3) | 7 (5.8) | 10 (8.3) | 24.486 | 6 | <0.001 | T. zillii | 85 | 7 (8.2) | 16 (18.8) | 8 (9.4) | 12 (14.1) | 12 (14.1) | 3 (3.5) | 23 (27.1) | 25.781 | 6 | <0.001 | O. niloticus | 97 | 8 (8.2) | 13 (13.4) | 13 (13.4) | 6 (6.2) | 26 (26.8) | 6 (6.2) | 15 (15.5) | 27.105 | 6 | <0.001 | S. schall | 68 | 7 (10.3) | 9 (13.2) | 5 (7.4) | 3 (4.4) | 10 (14.7) | 2 (2.9) | 12 (17.6) | 13.438 | 6 | 0.037 | M. atlanticus | 70 | 4 (5.7) | 7 (10.0) | 4 (5.7) | 2 (2.9) | 3 (4.3) | 0 (0.0) | 7 (10.0) | 10.662 | 6 | 0.099 ns | Total | 440 | 36 (8.2) | 55 (12.5) | 46 (10.5) | 38 (8.6) | 79 (18.0) | 18 (4.1) | 67 (15.2) | 62.405 | 6 | <0.001 |
|
|
Significant at . ns, not significant at . n, number examined; NP, number positive. |