| Order | Family | Species | Status | FB name | Name |
| Cyprinodontiformes | Poeciliidae | Aplocheilichthys hutereaui | native | Meshscaled topminnow | |
| Cyprinodontiformes | Poeciliidae | Aplocheilichthys katangae | native | Striped topminnow | |
| Cyprinodontiformes | Poeciliidae | Aplocheilichthys myaposae | native | Natal topminnow | |
| Cypriniformes | Cyprinidae | Barbus afrovernayi | native | Spottail barb | |
| Cypriniformes | Cyprinidae | Barbus barnardi | native | Blackback barb | |
| Cypriniformes | Cyprinidae | Barbus bifrenatus | native | Hyphen barb | |
| Cypriniformes | Cyprinidae | Barbus eutaenia | native | Orangefin barb | |
| Cypriniformes | Cyprinidae | Barbus fasciolatus | native | African banded barb | |
| Cypriniformes | Cyprinidae | Barbus haasianus | native | Sickle barb | |
| Cypriniformes | Cyprinidae | Barbus miolepis | native | Zigzag barb | |
| Cypriniformes | Cyprinidae | Barbus multilineatus | native | Copperstripe barb | |
| Cypriniformes | Cyprinidae | Barbus neefi | native | Sidespot barb | |
| Cypriniformes | Cyprinidae | Barbus paludinosus | native | Straightfin barb | |
| Cypriniformes | Cyprinidae | Barbus poechii | native | Dashtail barb | |
| Cypriniformes | Cyprinidae | Barbus radiatus aurantiacus | native | ||
| Cypriniformes | Cyprinidae | Barbus radiatus radiatus | native | Redeye barb | |
| Cypriniformes | Cyprinidae | Barbus thamalakanensis | native | Thamalakane barb | |
| Cypriniformes | Cyprinidae | Barbus trimaculatus | native | Threespot barb | |
| Cypriniformes | Cyprinidae | Barbus unitaeniatus | native | Slender barb | |
| Characiformes | Alestidae | Brycinus lateralis | native | Striped robber | |
| Characiformes | Alestidae | Brycinus macrolepidotus | native | True big-scale tetra | |
| Siluriformes | Mochokidae | Chiloglanis fasciatus | native | Okavango suckermouth | |
| Siluriformes | Clariidae | Clarias gariepinus | native | North African catfish | |
| Siluriformes | Clariidae | Clarias ngamensis | native | Blunt-toothed African catfish | |
| Siluriformes | Clariidae | Clarias stappersii | native | Blotched catfish | |
| Siluriformes | Clariidae | Clarias theodorae | native | Snake catfish | |
| Cypriniformes | Cyprinidae | Coptostomabarbus wittei | native | Upjaw barb | |
| Perciformes | Anabantidae | Ctenopoma multispine | native | Manyspined ctenopoma | |
| Cypriniformes | Cyprinidae | Cyprinus carpio carpio | introduced | Common carp | |
| Perciformes | Cichlidae | Hemichromis elongatus | native | Banded jewel cichlid | |
| Characiformes | Citharinidae | Hemigrammocharax machadoi | native | Dwarf citharine | |
| Characiformes | Citharinidae | Hemigrammocharax multifasciatus | native | Multibar citharine | |
| Characiformes | Hepsetidae | Hepsetus odoe | native | Kafue pike | |
| Osteoglossiformes | Mormyridae | Hippopotamyrus ansorgii | native | Slender stonebasher | |
| Osteoglossiformes | Mormyridae | Hippopotamyrus discorhynchus | native | Zambezi parrotfish | |
| Characiformes | Alestidae | Hydrocynus vittatus | native | Tiger fish | |
| Cypriniformes | Cyprinidae | Labeo cylindricus | native | Redeye labeo | |
| Cypriniformes | Cyprinidae | Labeo lunatus | native | Upper Zambezi labeo | |
| Cypriniformes | Cyprinidae | Labeo molybdinus | native | Leaden labeo | |
| Cypriniformes | Cyprinidae | Labeo rosae | native | ||
| Osteoglossiformes | Mormyridae | Marcusenius altisambesi | native | ||
| Osteoglossiformes | Mormyridae | Marcusenius macrolepidotus macrolepidotus | native | Bulldog | |
| Synbranchiformes | Mastacembelidae | Mastacembelus frenatus | native | Longtail spiny eel | |
| Cypriniformes | Cyprinidae | Mesobola brevianalis | native | River sardine | |
| Characiformes | Alestidae | Micralestes acutidens | native | Sharptooth tetra | |
| Perciformes | Anabantidae | Microctenopoma intermedium | native | ||
| Cyprinodontiformes | Poeciliidae | Micropanchax johnstoni | native | Johnston's topminnow | |
| Perciformes | Centrarchidae | Micropterus salmoides | introduced | Largemouth bass | |
| Osteoglossiformes | Mormyridae | Mormyrus lacerda | native | Western bottlenose mormyrid | |
| Characiformes | Citharinidae | Nannocharax macropterus | native | Broad-barred citharine | |
| Cypriniformes | Cyprinidae | Opsaridium zambezense | native | Barred minnow | |
| Perciformes | Cichlidae | Oreochromis andersonii | native | Three spotted tilapia | |
| Perciformes | Cichlidae | Oreochromis macrochir | native | Longfin tilapia | |
| Perciformes | Cichlidae | Oreochromis mossambicus | native | Mozambique tilapia | |
| Perciformes | Cichlidae | Oreochromis niloticus niloticus | introduced | Nile tilapia | |
| Siluriformes | Claroteidae | Parauchenoglanis ngamensis | native | Zambezi grunter | |
| Osteoglossiformes | Mormyridae | Petrocephalus catostoma catostoma | native | Churchill | |
| Perciformes | Cichlidae | Pharyngochromis darlingi | native | Zambezi happy | |
| Osteoglossiformes | Mormyridae | Pollimyrus castelnaui | native | Dwarf stonebasher | |
| Perciformes | Cichlidae | Pseudocrenilabrus philander philander | native | Southern mouthbrooder | |
| Characiformes | Alestidae | Rhabdalestes maunensis | native | Okavango robber | |
| Characiformes | Alestidae | Rhabdalestes rhodesiensis | native | Slender robber | |
| Perciformes | Cichlidae | Sargochromis carlottae | native | Rainbow happy | |
| Perciformes | Cichlidae | Sargochromis codringtonii | native | Green happy | |
| Perciformes | Cichlidae | Sargochromis giardi | native | Pink happy | |
| Perciformes | Cichlidae | Sargochromis greenwoodi | native | Greenwood's happy | |
| Siluriformes | Schilbeidae | Schilbe intermedius | native | Silver catfish | |
| Siluriformes | Schilbeidae | Schilbe mystus | native | African butter catfish | |
| Perciformes | Cichlidae | Serranochromis altus | native | Humpback largemouth | |
| Perciformes | Cichlidae | Serranochromis angusticeps | native | Thinface cichlid | |
| Perciformes | Cichlidae | Serranochromis longimanus | native | Longfin largemouth | |
| Perciformes | Cichlidae | Serranochromis macrocephalus | native | Purpleface largemouth | |
| Perciformes | Cichlidae | Serranochromis robustus jallae | native | Nembwe | |
| Perciformes | Cichlidae | Serranochromis thumbergi | native | Brownspot largemouth | |
| Siluriformes | Mochokidae | Synodontis leopardina | native | Leopard squeaker | |
| Siluriformes | Mochokidae | Synodontis macrostigma | native | Largespot squeaker | |
| Siluriformes | Mochokidae | Synodontis nigromaculata | native | Blackspotted squeaker | |
| Siluriformes | Mochokidae | Synodontis thamalakanensis | native | ||
| Siluriformes | Mochokidae | Synodontis vanderwaali | native | ||
| Siluriformes | Mochokidae | Synodontis woosnami | native | Upper Zambezi squeaker | |
| Perciformes | Cichlidae | Tilapia guinasana | introduced | Otjikoto tilapia | |
| Perciformes | Cichlidae | Tilapia rendalli | native | Redbreast tilapia | |
| Perciformes | Cichlidae | Tilapia ruweti | native | Okavango tilapia | |
| Perciformes | Cichlidae | Tilapia sparrmanii | native | Banded tilapia | |
| Siluriformes | Amphiliidae | Zaireichthys rotundiceps | native | Spotted sand catlet |