| Families and Species | Codes | Zone I | Zone II | Zone III | |||||||||||||||
| Mg1 | Hb1 | Pe1 | Mg2 | Hb2 | Pe2 | Mg3 | Hb3 | Pe3 | |||||||||||
| RS | DS | RS | DS | RS | DS | RS | DS | RS | DS | RS | DS | RS | DS | RS | DS | RS | DS | ||
| Elopidae | |||||||||||||||||||
| Elops lacerta Valanciennes. 1846* | Elol | 0 | 2.56 | 0 | 3.23 | 0 | 20 | 0 | 13 | 0 | 3.77 | 0 | 1.37 | 0 | 3.92 | 0.32 | 0.85 | 2.94 | 0 |
| Ophichthidae | |||||||||||||||||||
| Mystriophis rostellatus (Richardson. 1844)* | Mysr | 0 | 0 | 0 | 0 | 0 | 0 | 0.17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Clupeidae | |||||||||||||||||||
| Ethmalosa fimbriata (Bowdich. 1825)* | Ethf | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 1.37 | 0 | 0 | 0 | 0 | 0 | 17.1 |
| Odaxothrissa ansorgii Boulenger. 1910 | Odaa | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.82 | 0 | 37.9 | 2.74 | 0 | 0 | 0.97 | 0.85 | 17.6 | 72.3 |
| Hepsetidae | |||||||||||||||||||
| Hepsetus lineata (Pellegrin. 1926) | Hepsp | 9.09 | 0 | 0 | 0 | 0 | 10 | 0.52 | 8.7 | 0 | 0 | 0 | 0 | 0.37 | 0 | 0 | 0 | 0 | 0 |
| Alestidae | |||||||||||||||||||
| Nannopetersius ansorgii Poll. 1967 | Nana | 45.5 | 38.5 | 74.4 | 74.2 | 0 | 0 | 94.3 | 0 | 35.8 | 37.7 | 0 | 60.3 | 84.3 | 11.8 | 59.7 | 62.7 | 2.94 | 0 |
| Clariidae | |||||||||||||||||||
| Clarias gariepinus (Burchell. 1822) | Clag | 18.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.41 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Claroteidae | |||||||||||||||||||
| Chrysichthys nigrodigitatus (Lacepède. 1803) | Chrn | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.41 | 0 | 0 | 0 | 0 | 0 | 0.32 | 0 | 0 | 0.29 |
| Arapaimidae | |||||||||||||||||||
| Heterotis niloticus (Cuvier. 1829) | Hetn | 0 | 0 | 0 | 0 | 0 | 0 | 0.17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Sphyraenidae | |||||||||||||||||||
| Sphyraena guachancho Cuvier. 1829* | Sphg | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.32 | 0 | 0 | 0 |
| Eleotridae | |||||||||||||||||||
| Bostrychus africanus (Steindachner. 1880)* | Bosa | 0 | 0 | 0 | 0 | 0 | 0 | 0.52 | 0 | 0.41 | 0 | 0 | 0 | 0.37 | 0 | 0 | 0 | 0 | 0 |
| Dormitator lebretonis (Steindachner. 1870)* | Derl | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.65 | 0 | 0 | 0 | 4.87 | 0 | 1.3 | 0 | 0 | 0 |
| Eleotris daganensis Steindachner. 1870* | Eled | 0 | 0 | 0 | 0 | 0 | 0 | 1.55 | 0 | 4.12 | 0 | 0 | 0 | 2.25 | 0 | 17.5 | 0 | 0 | 0 |
| Kribia nana (Boulenger. 1901)* | Krisp | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.32 | 0 | 0 | 0 |
| Gobiidae | |||||||||||||||||||
| Porogobius schlegelii (Günther. 1861)* | Pors | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.29 | 1.89 | 0 | 0 | 2.25 | 0 | 1.3 | 0.85 | 0 | 0 |
| Channidae | |||||||||||||||||||
| Parachanna obscura (Günther. 1861) | Paro | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.32 | 0 | 0 | 0 |
| Cichlidae | |||||||||||||||||||
| Coptodon guineensis (Günther. 1862) | Copg | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.35 | 0.41 | 1.89 | 0 | 0 | 0.37 | 25.5 | 0.97 | 0.85 | 0 | 0 |
| Hemichromis elongatus (Guichenot. 1861) | Heme | 9.09 | 46.2 | 2.56 | 17.7 | 25 | 20 | 2.07 | 0 | 24.3 | 37.7 | 34.5 | 28.8 | 1.5 | 47.1 | 9.09 | 16.1 | 8.82 | 2.95 |
| Oreochromis niloticus (Linnaeus. 1758) | Ores | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |