| Order | Family | Species | Occurrence | FishBase name | Name(s) in Territory |
|---|---|---|---|---|---|
| Characiformes | Alestidae | Alestes baremoze | native | Silversides | |
| Characiformes | Alestidae | Alestes dentex | native | Characin | |
| Cyprinodontiformes | Procatopodidae | Aplocheilichthys spilauchen | native | Banded lampeye | |
| Siluriformes | Auchenoglanididae | Auchenoglanis biscutatus | native | ||
| Siluriformes | Auchenoglanididae | Auchenoglanis occidentalis | native | Bubu | |
| Gobiiformes | Butidae | Bostrychus africanus | native | ||
| Characiformes | Alestidae | Brachyalestes nurse | native | Nurse tetra | |
| Osteoglossiformes | Mormyridae | Brevimyrus niger | native | ||
| Osteoglossiformes | Mormyridae | Brienomyrus brachyistius | native | ||
| Characiformes | Alestidae | Brycinus leuciscus | native | ||
| Characiformes | Alestidae | Bryconalestes longipinnis | native | Longfin tetra | |
| Carcharhiniformes | Carcharhinidae | Carcharhinus leucas | native | Bull shark | |
| Siluriformes | Claroteidae | Chrysichthys johnelsi | native | ||
| Siluriformes | Claroteidae | Chrysichthys maurus | native | ||
| Siluriformes | Claroteidae | Chrysichthys nigrodigitatus | native | Belly up | |
| Characiformes | Citharinidae | Citharinus citharus | native | Moon fish | |
| Siluriformes | Clariidae | Clarias anguillaris | native | Mudfish | |
| Siluriformes | Clariidae | Clarias buettikoferi | native | ||
| Siluriformes | Claroteidae | Clarotes laticeps | native | Widehead catfish | |
| Cichliformes | Cichlidae | Coptodon guineensis | native | Guinean tilapia | |
| Anabantiformes | Anabantidae | Ctenopoma kingsleyae | native | Tailspot ctenopoma | |
| Anabantiformes | Anabantidae | Ctenopoma petherici | native | ||
| Anguilliformes | Ophichthidae | Dalophis boulengeri | native | ||
| Characiformes | Distichodontidae | Distichodus brevipinnis | native | ||
| Characiformes | Distichodontidae | Distichodus rostratus | native | Grass-eater | |
| Gobiiformes | Eleotridae | Eleotris senegalensis | native | ||
| Syngnathiformes | Syngnathidae | Enneacampus ansorgii | native | ||
| Cypriniformes | Cyprinidae | Enteromius baudoni | native | ||
| Cypriniformes | Cyprinidae | Enteromius dialonensis | native | ||
| Cypriniformes | Cyprinidae | Enteromius foutensis | native | ||
| Cypriniformes | Cyprinidae | Enteromius leonensis | native | ||
| Cypriniformes | Cyprinidae | Enteromius macrops | native | Blackstripe barb | |
| Cypriniformes | Cyprinidae | Enteromius niokoloensis | native | ||
| Cypriniformes | Cyprinidae | Enteromius pobeguini | native | ||
| Cypriniformes | Cyprinidae | Enteromius sublineatus | native | ||
| Cyprinodontiformes | Nothobranchiidae | Epiplatys bifasciatus | native | ||
| Cyprinodontiformes | Nothobranchiidae | Epiplatys spilargyreius | native | ||
| Clupeiformes | Dorosomatidae | Ethmalosa fimbriata | native | Bonga shad | Not specified : Tialo |
| Eupercaria/misc | Gerreidae | Eucinostomus melanopterus | native | Flagfin mojarra | |
| Myliobatiformes | Dasyatidae | Fontitrygon ukpam | native | Thorny freshwater stingray | |
| Osteoglossiformes | Gymnarchidae | Gymnarchus niloticus | native | Aba | |
| Cichliformes | Cichlidae | Hemichromis fasciatus | native | Banded jewelfish | |
| Characiformes | Hepsetidae | Hepsetus occidentalis | native | ||
| Siluriformes | Clariidae | Heterobranchus bidorsalis | native | African catfish | |
| Siluriformes | Clariidae | Heterobranchus longifilis | native | Sampa | |
| Osteoglossiformes | Arapaimidae | Heterotis niloticus | native | African bonytongue | |
| Characiformes | Alestidae | Hydrocynus brevis | native | Tiger-fish | |
| Characiformes | Alestidae | Hydrocynus forskahlii | native | Elongate tigerfish | |
| Osteoglossiformes | Mormyridae | Hyperopisus bebe | native | ||
| Cypriniformes | Cyprinidae | Labeo coubie | native | African carp |