| Order | Family | Species | Occurrence | FishBase name | Name in Country |
|---|---|---|---|---|---|
| Characiformes | Alestidae | Alestes liebrechtsii | native | ||
| Characiformes | Alestidae | Alestes macrophthalmus | native | Torpedo robber | |
| Characiformes | Alestidae | Alestopetersius bifasciatus | native | ||
| Characiformes | Alestidae | Alestopetersius hilgendorfi | native | ||
| Characiformes | Alestidae | Alestopetersius tumbensis | native | ||
| Siluriformes | Amphiliidae | Amphilius dimonikensis | endemic | ||
| Siluriformes | Amphiliidae | Amphilius longirostris | native | ||
| Siluriformes | Amphiliidae | Amphilius maesii | native | ||
| Siluriformes | Amphiliidae | Amphilius mamonekenensis | endemic | ||
| Siluriformes | Amphiliidae | Amphilius nigricaudatus | native | ||
| Siluriformes | Amphiliidae | Amphilius pulcher | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion australe | native | Lyretail panchax | |
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion batesii | native | Bates' killi | |
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion buytaerti | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion cameronense | native | Cameroon killi | |
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion castaneum | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion caudofasciatum | endemic | Caudal-stripe killi | |
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion chauchei | endemic | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion coeleste | native | Sky-blue killi | |
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion cognatum | native | Redspot panchax | |
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion cryptum | endemic | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion cyanoflavum | endemic | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion cyanostictum | native | Gabon jewelfish | |
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion elegans | native | Elegant killi | |
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion escherichi | native | Escherich's killi | |
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion exiguum | native | Jewel killi | |
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion fellmanni | endemic | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion jeanhuberi | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion lefiniense | endemic | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion louessense | endemic | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion mandoroense | endemic | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion ocellatum | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion ogoense | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion plagitaenium | endemic | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion punctatum | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion schioetzi | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion schluppi | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion seegersi | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion thysi | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion wachtersi | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion wildekampi | native | ||
| Cyprinodontiformes | Nothobranchiidae | Aphyosemion zygaima | native | ||
| Cyprinodontiformes | Procatopodidae | Aplocheilichthys spilauchen | native | Banded lampeye | |
| Cichliformes | Cichlidae | Astatoreochromis alluaudi | introduced | Alluaud's haplo | |
| Siluriformes | Mochokidae | Atopochilus chabanaudi | endemic | ||
| Siluriformes | Claroteidae | Auchenoglanis occidentalis | native | Bubu | |
| Gobiiformes | Gobiidae | Awaous lateristriga | native | West African freshwater goby | |
| Siluriformes | Bagridae | Bagrus ubangensis | native | ||
| Characiformes | Alestidae | Bathyaethiops atercrinis | endemic | Black fin moon tetra | Black fin moon tetra |
| Characiformes | Alestidae | Bathyaethiops caudomaculatus | native | African moon tetra | |
| Characiformes | Alestidae | Bathyaethiops greeni | native | Green's moon tetra | |
| Gobiiformes | Butidae | Bostrychus africanus | native | ||
| Characiformes | Alestidae | Brachypetersius altus | native | ||
| Characiformes | Alestidae | Brachypetersius huloti | native | ||
| Characiformes | Alestidae | Brachypetersius notospilus | native | ||
| Osteoglossiformes | Mormyridae | Brienomyrus brachyistius | native | ||
| Characiformes | Alestidae | Brycinus bartoni | native | ||
| Characiformes | Alestidae | Brycinus bimaculatus | native | ||
| Characiformes | Alestidae | Brycinus comptus | native | ||
| Characiformes | Alestidae | Brycinus grandisquamis | native | Pinkfin Alestes | |
| Characiformes | Alestidae | Brycinus imberi | native | Spot-tail | |
| Characiformes | Alestidae | Brycinus kingsleyae | native | ||
| Characiformes | Alestidae | Brycinus macrolepidotus | native | True big-scale tetra | |
| Characiformes | Alestidae | Brycinus opisthotaenia | native | ||
| Characiformes | Alestidae | Brycinus poptae | native | ||
| Characiformes | Alestidae | Brycinus schoutedeni | native | ||
| Characiformes | Alestidae | Brycinus taeniurus | native | ||
| Characiformes | Alestidae | Brycinus tholloni | native | ||
| Characiformes | Alestidae | Bryconaethiops boulengeri | native | ||
| Characiformes | Alestidae | Bryconaethiops macrops | native | ||
| Characiformes | Alestidae | Bryconaethiops microstoma | native | ||
| Characiformes | Alestidae | Bryconaethiops yseuxi | native | ||
| Characiformes | Alestidae | Bryconalestes longipinnis | native | Longfin tetra | |
| Osteoglossiformes | Mormyridae | Campylomormyrus tamandua | native | Wormjawed mormyrid | |
| Siluriformes | Clariidae | Channallabes apus | native | Eel catfish | |
| Siluriformes | Clariidae | Channallabes sanghaensis | endemic | ||
| Siluriformes | Clariidae | Channallabes teugelsi | native | ||
| Cypriniformes | Danionidae | Chelaethiops elongatus | native | ||
| Cichliformes | Cichlidae | Chilochromis duponti | native | ||
| Siluriformes | Mochokidae | Chiloglanis batesii | native | ||
| Siluriformes | Mochokidae | Chiloglanis micropogon | native | ||
| Cichliformes | Cichlidae | Chromidotilapia elongata | endemic | ||
| Cichliformes | Cichlidae | Chromidotilapia mamonekenei | native | ||
| Siluriformes | Claroteidae | Chrysichthys auratus | native | Golden Nile catfish | |
| Siluriformes | Claroteidae | Chrysichthys dageti | endemic | ||
| Siluriformes | Claroteidae | Chrysichthys dendrophorus | native | ||
| Siluriformes | Claroteidae | Chrysichthys laticeps | native | ||
| Siluriformes | Claroteidae | Chrysichthys longibarbis | native | ||
| Siluriformes | Claroteidae | Chrysichthys mabusi | native | ||
| Siluriformes | Claroteidae | Chrysichthys macropterus | native | ||
| Siluriformes | Claroteidae | Chrysichthys nigrodigitatus | native | Belly up | |
| Siluriformes | Claroteidae | Chrysichthys ornatus | native | Ornate bagrid | |
| Siluriformes | Claroteidae | Chrysichthys punctatus | native | ||
| Siluriformes | Claroteidae | Chrysichthys thonneri | native | ||
| Characiformes | Citharinidae | Citharinus congicus | native | ||
| Characiformes | Citharinidae | Citharinus gibbosus | native | ||
| Characiformes | Citharinidae | Citharinus macrolepis | native | ||
| Siluriformes | Clariidae | Clariallabes longicauda | native | ||
| Siluriformes | Clariidae | Clariallabes melas | native | ||
| Siluriformes | Clariidae | Clariallabes variabilis | native | ||
| Siluriformes | Clariidae | Clarias angolensis | native | Angolian walking catfish | |
| Siluriformes | Clariidae | Clarias buthupogon | native | ||
| Siluriformes | Clariidae | Clarias camerunensis | native | ||
| Siluriformes | Clariidae | Clarias dumerilii | native | ||
| Siluriformes | Clariidae | Clarias gabonensis | native | ||
| Siluriformes | Clariidae | Clarias gariepinus | introduced | North African catfish | |
| Siluriformes | Clariidae | Clarias jaensis | native | ||
| Siluriformes | Clariidae | Clarias pachynema | native | ||
| Siluriformes | Clariidae | Clarias platycephalus | native | ||
| Cypriniformes | Cyprinidae | Clypeobarbus bomokandi | native | ||
| Cypriniformes | Cyprinidae | Clypeobarbus matthesi | native | ||
| Cypriniformes | Cyprinidae | Clypeobarbus pleuropholis | native | ||
| Cichliformes | Cichlidae | Congochromis dimidiatus | native | ||
| Cichliformes | Cichlidae | Congochromis sabinae | native | ||
| Siluriformes | Amphiliidae | Congoglanis alula | native | ||
| Cichliformes | Cichlidae | Congolapia bilineata | native | ||
| Cichliformes | Cichlidae | Congolapia crassa | native | ||
| Cichliformes | Cichlidae | Congolapia louna | endemic | ||
| Cyprinodontiformes | Procatopodidae | Congopanchax myersi | native | Hummingbird lampeye | |
| Cichliformes | Cichlidae | Coptodon congica | native | ||
| Cichliformes | Cichlidae | Coptodon guineensis | native | Guinean tilapia | |
| Cichliformes | Cichlidae | Coptodon rendalli | introduced | Redbreast tilapia | |
| Cichliformes | Cichlidae | Coptodon tholloni | native | ||
| Anabantiformes | Anabantidae | Ctenopoma acutirostre | native | Spotted ctenopoma | |
| Anabantiformes | Anabantidae | Ctenopoma kingsleyae | native | Tailspot ctenopoma | |
| Anabantiformes | Anabantidae | Ctenopoma nigropannosum | native | Twospot climbing perch | |
| Anabantiformes | Anabantidae | Ctenopoma ocellatum | native | Eyespot ctenopoma | |
| Pleuronectiformes | Cynoglossidae | Cynoglossus senegalensis | native | Senegalese tonguesole | |
| Osteoglossiformes | Mormyridae | Cyphomyrus psittacus | native | ||
| Anguilliformes | Ophichthidae | Dalophis boulengeri | native | ||
| Anguilliformes | Ophichthidae | Dalophis cephalopeltis | native | ||
| Characiformes | Distichodontidae | Distichodus affinis | native | Silver distichodus | |
| Characiformes | Distichodontidae | Distichodus altus | native | ||
| Characiformes | Distichodontidae | Distichodus antonii | native | ||
| Characiformes | Distichodontidae | Distichodus atroventralis | native | ||
| Characiformes | Distichodontidae | Distichodus fasciolatus | native | Sharktail distichodus | |
| Characiformes | Distichodontidae | Distichodus hypostomatus | native | ||
| Characiformes | Distichodontidae | Distichodus lusosso | native | Longsnout distichodus | |
| Characiformes | Distichodontidae | Distichodus nefasch | introduced | ||
| Characiformes | Distichodontidae | Distichodus noboli | native | ||
| Characiformes | Distichodontidae | Distichodus notospilus | native | ||
| Characiformes | Distichodontidae | Distichodus sexfasciatus | native | Sixbar distichodus | |
| Characiformes | Distichodontidae | Distichodus teugelsi | native | ||
| Cichliformes | Cichlidae | Divandu albimarginatus | native | ||
| Siluriformes | Amphiliidae | Doumea skeltoni | endemic | ||
| Siluriformes | Amphiliidae | Doumea typica | native | ||
| Gobiiformes | Eleotridae | Eleotris senegalensis | native | ||
| Gobiiformes | Eleotridae | Eleotris vittata | native | ||
| Elopiformes | Elopidae | Elops lacerta | native | West African ladyfish | |
| Syngnathiformes | Syngnathidae | Enneacampus ansorgii | native | ||
| Cypriniformes | Cyprinidae | Enteromius brazzai | native | ||
| Cypriniformes | Cyprinidae | Enteromius brichardi | native | ||
| Cypriniformes | Cyprinidae | Enteromius camptacanthus | native | African redfinned barb | |
| Cypriniformes | Cyprinidae | Enteromius carens | native | ||
| Cypriniformes | Cyprinidae | Enteromius catenarius | endemic | ||
| Cypriniformes | Cyprinidae | Enteromius diamouanganai | native | ||
| Cypriniformes | Cyprinidae | Enteromius erythrozonus | endemic | ||
| Cypriniformes | Cyprinidae | Enteromius guirali | native | ||
| Cypriniformes | Cyprinidae | Enteromius holotaenia | native | Spotscale barb | |
| Cypriniformes | Cyprinidae | Enteromius humeralis | native | ||
| Cypriniformes | Cyprinidae | Enteromius jae | native | Jae barb | |
| Cypriniformes | Cyprinidae | Enteromius kuiluensis | endemic | ||
| Cypriniformes | Cyprinidae | Enteromius martorelli | native | ||
| Cypriniformes | Cyprinidae | Enteromius miolepis | native | Zigzag barb | |
| Cypriniformes | Cyprinidae | Enteromius nigroluteus | endemic | ||
| Cypriniformes | Cyprinidae | Enteromius okae | endemic | ||
| Cypriniformes | Cyprinidae | Enteromius parajae | native | ||
| Cypriniformes | Cyprinidae | Enteromius rouxi | endemic | ||
| Cypriniformes | Cyprinidae | Enteromius rubrostigma | native | ||
| Cypriniformes | Cyprinidae | Enteromius stauchi | endemic | ||
| Cypriniformes | Cyprinidae | Enteromius syntrechalepis | endemic | ||
| Cypriniformes | Cyprinidae | Enteromius trispilomimus | native | ||
| Cypriniformes | Cyprinidae | Enteromius validus | native | ||
| Cypriniformes | Cyprinidae | Enteromius walshae | endemic | ||
| Cyprinodontiformes | Nothobranchiidae | Epiplatys ansorgii | native | ||
| Cyprinodontiformes | Nothobranchiidae | Epiplatys chevalieri | native | ||
| Cyprinodontiformes | Nothobranchiidae | Epiplatys duboisi | native | Dubois' Panchax | |
| Cyprinodontiformes | Nothobranchiidae | Epiplatys multifasciatus | native | ||
| Cyprinodontiformes | Nothobranchiidae | Epiplatys neumanni | native | ||
| Cyprinodontiformes | Nothobranchiidae | Epiplatys phoeniceps | endemic | ||
| Cyprinodontiformes | Nothobranchiidae | Epiplatys singa | native | ||
| Siluriformes | Mochokidae | Euchilichthys guentheri | native | ||
| Characiformes | Distichodontidae | Eugnathichthys eetveldii | native | ||
| Characiformes | Distichodontidae | Eugnathichthys macroterolepis | native | ||
| Characiformes | Distichodontidae | Eugnathichthys virgatus | native | ||
| Cyprinodontiformes | Nothobranchiidae | Fenerbahce formosus | native | Starhead killi | |
| Cypriniformes | Cyprinidae | Garra ornata | native | ||
| Osteoglossiformes | Mormyridae | Genyomyrus donnyi | native | ||
| Osteoglossiformes | Mormyridae | Gnathonemus petersii | native | Elephantnose fish | |
| Gobiiformes | Gobiidae | Gobioides sagitta | native | ||
| Siluriformes | Clariidae | Gymnallabes nops | native | ||
| Cichliformes | Cichlidae | Hemichromis elongatus | native | Banded jewel cichlid | |
| Cichliformes | Cichlidae | Hemichromis fasciatus | native | Banded jewelfish | |
| Characiformes | Hepsetidae | Hepsetus lineatus | native | ||
| Characiformes | Hepsetidae | Hepsetus microlepis | native | ||
| Cichliformes | Cichlidae | Heterochromis multidens | native | ||
| Osteoglossiformes | Arapaimidae | Heterotis niloticus | introduced | African bonytongue | |
| Characiformes | Alestidae | Hydrocynus goliath | native | Giant tigerfish | |
| Characiformes | Alestidae | Hydrocynus vittatus | native | Tiger fish | |
| Cyprinodontiformes | Procatopodidae | Hylopanchax paucisquamatus | endemic | ||
| Cyprinodontiformes | Procatopodidae | Hylopanchax stictopleuron | endemic | Blue lampeye | |
| Cyprinodontiformes | Procatopodidae | Hypsopanchax zebra | native | Zebra lampeye | |
| Characiformes | Distichodontidae | Ichthyborus ornatus | native | ||
| Osteoglossiformes | Mormyridae | Isichthys henryi | native | ||
| Gobiiformes | Butidae | Kribia nana | native | ||
| Cypriniformes | Cyprinidae | Labeo annectens | native | ||
| Cypriniformes | Cyprinidae | Labeo batesii | native | ||
| Cypriniformes | Cyprinidae | Labeo camerunensis | native | ||
| Cypriniformes | Cyprinidae | Labeo fulakariensis | native | ||
| Cypriniformes | Cyprinidae | Labeo lineatus | native | ||
| Cypriniformes | Cyprinidae | Labeo lukulae | native | Red-spot mudsucker | |
| Cypriniformes | Cyprinidae | Labeo parvus | native | ||
| Cypriniformes | Cyprinidae | Labeo weeksii | native | Sicklefin labeo | |
| Cypriniformes | Cyprinidae | Labeobarbus axelrodi | native | ||
| Cypriniformes | Cyprinidae | Labeobarbus compiniei | native | ||
| Cypriniformes | Cyprinidae | Labeobarbus lucius | native | ||
| Cypriniformes | Cyprinidae | Labeobarbus progenys | native | ||
| Cypriniformes | Cyprinidae | Labeobarbus roylii | native | ||
| Cypriniformes | Cyprinidae | Labeobarbus sandersi | native | ||
| Cypriniformes | Cyprinidae | Labeobarbus semireticulatus | native | ||
| Cypriniformes | Cyprinidae | Labeobarbus steindachneri | native | ||
| Clupeiformes | Dorosomatidae | Laeviscutella dekimpei | native | Roundbelly pellonuline | |
| Cichliformes | Cichlidae | Lamprologus congoensis | native | ||
| Cichliformes | Cichlidae | Lamprologus tigripictilis | native | ||
| Cichliformes | Cichlidae | Lamprologus werneri | native | ||
| Carangaria/misc | Latidae | Lates niloticus | introduced | Nile perch | |
| Centrarchiformes | Centrarchidae | Lepomis cyanellus | introduced | Green sunfish | |
| Centrarchiformes | Centrarchidae | Lepomis gibbosus | introduced | Pumpkinseed | |
| Centrarchiformes | Centrarchidae | Lepomis macrochirus | introduced | Bluegill | |
| Eupercaria/misc | Lutjanidae | Lutjanus dentatus | native | African brown snapper | |
| Eupercaria/misc | Lutjanidae | Lutjanus endecacanthus | native | Guinea snapper | |
| Siluriformes | Malapteruridae | Malapterurus beninensis | native | ||
| Siluriformes | Malapteruridae | Malapterurus microstoma | native | Smallmouth electric catfish | |
| Siluriformes | Malapteruridae | Malapterurus monsembeensis | native | ||
| Siluriformes | Malapteruridae | Malapterurus oguensis | native | ||
| Osteoglossiformes | Mormyridae | Marcusenius friteli | native | ||
| Osteoglossiformes | Mormyridae | Marcusenius fuscus | native | ||
| Osteoglossiformes | Mormyridae | Marcusenius greshoffii | native | ||
| Osteoglossiformes | Mormyridae | Marcusenius lambouri | native | ||
| Osteoglossiformes | Mormyridae | Marcusenius leopoldianus | native | ||
| Osteoglossiformes | Mormyridae | Marcusenius monteiri | native | Monteiri's bulldog | |
| Osteoglossiformes | Mormyridae | Marcusenius moorii | native | ||
| Osteoglossiformes | Mormyridae | Marcusenius stanleyanus | native | ||
| Synbranchiformes | Mastacembelidae | Mastacembelus brichardi | native | Blind spiny eel | |
| Synbranchiformes | Mastacembelidae | Mastacembelus marchei | native | ||
| Synbranchiformes | Mastacembelidae | Mastacembelus niger | native | ||
| Synbranchiformes | Mastacembelidae | Mastacembelus paucispinis | native | ||
| Characiformes | Distichodontidae | Mesoborus crocodilus | native | ||
| Characiformes | Alestidae | Micralestes acutidens | native | Sharptooth tetra | |
| Characiformes | Alestidae | Micralestes humilis | native | ||
| Characiformes | Alestidae | Micralestes lualabae | native | ||
| Characiformes | Alestidae | Micralestes occidentalis | native | ||
| Anabantiformes | Anabantidae | Microctenopoma congicum | native | Congo ctenopoma | |
| Anabantiformes | Anabantidae | Microctenopoma fasciolatum | native | Banded ctenopoma | |
| Anabantiformes | Anabantidae | Microctenopoma nanum | native | Dwarf ctenopoma | |
| Syngnathiformes | Syngnathidae | Microphis aculeatus | native | ||
| Characiformes | Distichodontidae | Microstomatichthyoborus bashforddeani | native | ||
| Clupeiformes | Dorosomatidae | Microthrissa congica | native | Bigscale pellonuline | |
| Osteoglossiformes | Mormyridae | Mormyrops anguilloides | native | Cornish jack | |
| Osteoglossiformes | Mormyridae | Mormyrops boulengeri | native | ||
| Osteoglossiformes | Mormyridae | Mormyrops furcidens | native | ||
| Osteoglossiformes | Mormyridae | Mormyrops masuianus | native | ||
| Osteoglossiformes | Mormyridae | Mormyrops nigricans | native | ||
| Osteoglossiformes | Mormyridae | Mormyrops zanclirostris | native | ||
| Osteoglossiformes | Mormyridae | Mormyrus rume | native | Mormyrids | |
| Osteoglossiformes | Mormyridae | Mormyrus thomasi | native | ||
| Characiformes | Distichodontidae | Nannaethiops unitaeniatus | native | Oneline tetra | |
| Characiformes | Distichodontidae | Nannocharax altus | endemic | ||
| Characiformes | Distichodontidae | Nannocharax hastatus | native | ||
| Characiformes | Distichodontidae | Nannocharax maculicauda | native | ||
| Characiformes | Distichodontidae | Nannocharax parvus | native | ||
| Characiformes | Distichodontidae | Nannocharax rubensteini | endemic | ||
| Characiformes | Distichodontidae | Nannocharax schoutedeni | native | ||
| Characiformes | Distichodontidae | Nannocharax uniocellatus | native | ||
| Characiformes | Alestidae | Nannopetersius ansorgii | native | ||
| Characiformes | Alestidae | Nannopetersius lamberti | native | ||
| Cichliformes | Cichlidae | Nanochromis parilus | native | ||
| Gobiiformes | Gobiidae | Nematogobius maindroni | native | ||
| Characiformes | Distichodontidae | Neolebias ansorgii | native | ||
| Characiformes | Distichodontidae | Neolebias spilotaenia | native | ||
| Characiformes | Distichodontidae | Neolebias trewavasae | native | ||
| Characiformes | Distichodontidae | Neolebias unifasciatus | native | ||
| Siluriformes | Claroteidae | Notoglanidium macrostoma | native | Flatnose catfish | |
| Siluriformes | Claroteidae | Notoglanidium pembetadi | endemic | ||
| Clupeiformes | Dorosomatidae | Odaxothrissa ansorgii | native | Ansorge's fangtooth pellonuline | |
| Clupeiformes | Dorosomatidae | Odaxothrissa losera | native | Losera fangtooth pellonuline | Luhelele |
| Cypriniformes | Danionidae | Opsaridium ubangiense | native | ||
| Cichliformes | Cichlidae | Oreochromis mossambicus | introduced | Mozambique tilapia | |
| Cichliformes | Cichlidae | Oreochromis niloticus | introduced | Nile tilapia | |
| Cichliformes | Cichlidae | Oreochromis schwebischi | native | ||
| Cichliformes | Cichlidae | Orthochromis stormsi | native | ||
| Osteoglossiformes | Pantodontidae | Pantodon buchholzi | native | Freshwater butterflyfish | |
| Osteoglossiformes | Notopteridae | Papyrocranus congoensis | native | ||
| Anabantiformes | Channidae | Parachanna insignis | native | Largespotted snakehead | |
| Anabantiformes | Channidae | Parachanna obscura | native | African obscure snakehead | |
| Siluriformes | Schilbeidae | Parailia congica | native | ||
| Siluriformes | Schilbeidae | Parailia occidentalis | native | ||
| Gonorynchiformes | Kneriidae | Parakneria abbreviata | native | ||
| Osteoglossiformes | Mormyridae | Paramormyrops batesii | native | ||
| Osteoglossiformes | Mormyridae | Paramormyrops kingsleyae | native | ||
| Osteoglossiformes | Mormyridae | Paramormyrops sphekodes | native | ||
| Siluriformes | Amphiliidae | Paramphilius baudoni | native | ||
| Gobiiformes | Gobiidae | Parasicydium bandama | native | ||
| Siluriformes | Claroteidae | Parauchenoglanis altipinnis | native | ||
| Siluriformes | Claroteidae | Parauchenoglanis balayi | native | ||
| Siluriformes | Claroteidae | Parauchenoglanis pantherinus | native | ||
| Siluriformes | Claroteidae | Parauchenoglanis punctatus | native | ||
| Siluriformes | Schilbeidae | Pareutropius debauwi | native | African glass catfish | |
| Clupeiformes | Dorosomatidae | Pellonula leonensis | native | Smalltoothed pellonula | |
| Clupeiformes | Dorosomatidae | Pellonula vorax | native | Bigtoothed pellonula | |
| Cichliformes | Cichlidae | Pelmatochromis nigrofasciatus | native | ||
| Cichliformes | Cichlidae | Pelmatolapia cabrae | native | ||
| Cichliformes | Cichlidae | Pelvicachromis subocellatus | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus arnegardi | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus balayi | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus christyi | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus grandoculis | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus haullevillii | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus mbossou | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus microphthalmus | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus odzalaensis | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus pulsivertens | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus sauvagii | native | ||
| Osteoglossiformes | Mormyridae | Petrocephalus valentini | endemic | ||
| Osteoglossiformes | Mormyridae | Petrocephalus zakoni | native | ||
| Characiformes | Distichodontidae | Phago boulengeri | native | ||
| Characiformes | Alestidae | Phenacogrammus aurantiacus | native | ||
| Characiformes | Alestidae | Phenacogrammus interruptus | native | Congo tetra | |
| Gonorynchiformes | Phractolaemidae | Phractolaemus ansorgii | native | Hingemouth | |
| Siluriformes | Amphiliidae | Phractura brevicauda | native | ||
| Siluriformes | Amphiliidae | Phractura gladysae | endemic | ||
| Siluriformes | Amphiliidae | Phractura intermedia | native | ||
| Siluriformes | Amphiliidae | Phractura longicauda | native | ||
| Siluriformes | Amphiliidae | Phractura scaphyrhynchura | native | ||
| Cyprinodontiformes | Procatopodidae | Plataplochilus cabindae | native | ||
| Cyprinodontiformes | Procatopodidae | Plataplochilus eliasi | endemic | ||
| Cyprinodontiformes | Procatopodidae | Plataplochilus loemensis | native | Loeme lampeye | |
| Eupercaria/misc | Haemulidae | Plectorhinchus macrolepis | native | Biglip grunt | |
| Osteoglossiformes | Mormyridae | Pollimyrus nigripinnis | native | ||
| Osteoglossiformes | Mormyridae | Pollimyrus pedunculatus | native | ||
| Osteoglossiformes | Mormyridae | Pollimyrus plagiostoma | native | ||
| Polypteriformes | Polypteridae | Polypterus congicus | native | Djokala | |
| Polypteriformes | Polypteridae | Polypterus delhezi | native | Barred bichir | |
| Polypteriformes | Polypteridae | Polypterus mokelembembe | native | ||
| Polypteriformes | Polypteridae | Polypterus ornatipinnis | native | Ornate bichir | |
| Polypteriformes | Polypteridae | Polypterus polli | native | Poll's bichir | Konga |
| Polypteriformes | Polypteridae | Polypterus retropinnis | native | West African bichir | |
| Polypteriformes | Polypteridae | Polypterus weeksii | native | Mottled bichir | |
| Eupercaria/misc | Haemulidae | Pomadasys jubelini | native | Sompat grunt | Tchikouata |
| Clupeiformes | Dorosomatidae | Potamothrissa obtusirostris | native | Bluntnosed sawtooth pellonuline | |
| Rhinopristiformes | Pristidae | Pristis microdon | native | Largetooth sawfish | Mbàfou |
| Ceratodontiformes | Protopteridae | Protopterus dolloi | native | Slender lungfish | Ndjono |
| Eupercaria/misc | Sciaenidae | Pseudotolithus elongatus | native | Bobo croaker | Tchiyoyo |
| Cichliformes | Cichlidae | Pterochromis congicus | native | ||
| Cypriniformes | Danionidae | Raiamas buchholzi | native | ||
| Cypriniformes | Danionidae | Raiamas christyi | native | Coppernose barb | |
| Characiformes | Alestidae | Rhabdalestes yokai | native | ||
| Cichliformes | Cichlidae | Rubricatochromis lifalili | native | ||
| Cichliformes | Cichlidae | Rubricatochromis stellifer | native | ||
| Cichliformes | Cichlidae | Sarotherodon galilaeus | native | Mango tilapia | |
| Cichliformes | Cichlidae | Sarotherodon melanotheron | native | Blackchin tilapia | |
| Cichliformes | Cichlidae | Sarotherodon nigripinnis | native | ||
| Siluriformes | Schilbeidae | Schilbe grenfelli | native | ||
| Siluriformes | Schilbeidae | Schilbe intermedius | native | Silver catfish | |
| Siluriformes | Schilbeidae | Schilbe laticeps | native | ||
| Siluriformes | Schilbeidae | Schilbe marmoratus | native | Shoulderspot catfish | |
| Siluriformes | Schilbeidae | Schilbe multitaeniatus | native | ||
| Siluriformes | Schilbeidae | Schilbe mystus | introduced | African butter catfish | |
| Gobiiformes | Gobiidae | Sicydium crenilabrum | native | ||
| Cichliformes | Cichlidae | Steatocranus casuarius | native | Lionhead cichlid | |
| Cichliformes | Cichlidae | Steatocranus gibbiceps | native | ||
| Cichliformes | Cichlidae | Steatocranus tinanti | native | ||
| Osteoglossiformes | Mormyridae | Stomatorhinus corneti | native | ||
| Osteoglossiformes | Mormyridae | Stomatorhinus humilior | native | ||
| Osteoglossiformes | Mormyridae | Stomatorhinus polylepis | native | ||
| Siluriformes | Mochokidae | Synodontis acanthomias | native | ||
| Siluriformes | Mochokidae | Synodontis alberti | native | Bigeye squeaker | |
| Siluriformes | Mochokidae | Synodontis angelicus | native | Angel squeaker | |
| Siluriformes | Mochokidae | Synodontis carineae | endemic | ||
| Siluriformes | Mochokidae | Synodontis congicus | native | ||
| Siluriformes | Mochokidae | Synodontis contractus | native | Bugeye squeaker | |
| Siluriformes | Mochokidae | Synodontis decorus | native | Clown squeaker | |
| Siluriformes | Mochokidae | Synodontis flavitaeniatus | native | Orangestriped squeaker | |
| Siluriformes | Mochokidae | Synodontis greshoffi | native | ||
| Siluriformes | Mochokidae | Synodontis longispinis | endemic | ||
| Siluriformes | Mochokidae | Synodontis ngouniensis | native | ||
| Siluriformes | Mochokidae | Synodontis nigriventris | native | Blotched upsidedown catfish | |
| Siluriformes | Mochokidae | Synodontis notatus | native | Onespot squeaker | |
| Siluriformes | Mochokidae | Synodontis nummifer | native | ||
| Siluriformes | Mochokidae | Synodontis pleurops | native | Congo squeaker | |
| Siluriformes | Mochokidae | Synodontis punu | native | ||
| Siluriformes | Mochokidae | Synodontis schoutedeni | native | ||
| Cichliformes | Cichlidae | Teleogramma brichardi | native | ||
| Cichliformes | Cichlidae | Teleogramma depressa | native | ||
| Cichliformes | Cichlidae | Teleogramma gracile | native | ||
| Tetraodontiformes | Tetraodontidae | Tetraodon mbu | native | Fresh water puffer fish | |
| Cichliformes | Cichlidae | Thysochromis emili | endemic | ||
| Carangiformes | Carangidae | Trachinotus teraia | native | Shortfin pompano | |
| Siluriformes | Amphiliidae | Trachyglanis sanghensis | endemic | ||
| Cichliformes | Cichlidae | Tylochromis lateralis | native | ||
| Cichliformes | Cichlidae | Tylochromis variabilis | native | ||
| Characiformes | Distichodontidae | Xenocharax crassus | native | ||
| Characiformes | Distichodontidae | Xenocharax spilurus | native | ||
| Osteoglossiformes | Notopteridae | Xenomystus nigri | native | African knifefish |