| Видове риби в река Niger - източник Fishbase.org. |
| Вид | Семейство |
| Aethiomastacembelus nigromarginatus | Mastacembelidae |
| Alestes baremoze | Alestiidae |
| Alestes dentex | Alestiidae |
| Amphilius platychir | Amphiliidae |
| Amphilius rheophilus | Amphiliidae |
| Andersonia leptura | Amphiliidae |
| Aphyosemion arnoldi | Aplocheilidae |
| Aphyosemion bitaeniatum | Aplocheilidae |
| Aphyosemion calliurum | Aplocheilidae |
| Aphyosemion deltaense | Aplocheilidae |
| Aphyosemion filamentosum | Aplocheilidae |
| Aphyosemion gardneri gardneri | Aplocheilidae |
| Aphyosemion geryi | Aplocheilidae |
| Aphyosemion guineense | Aplocheilidae |
| Aphyosemion gulare | Aplocheilidae |
| Aphyosemion maeseni | Aplocheilidae |
| Aphyosemion sjostedti | Aplocheilidae |
| Aplocheilichthys luxophthalmus luxophthalmus | Poeciliidae |
| Aplocheilichthys normani | Poeciliidae |
| Aplocheilichthys pfaffi | Poeciliidae |
| Aplocheilichthys spilauchen | Poeciliidae |
| Arius gigas | Ariidae |
| Arnoldichthys spilopterus | Alestiidae |
| Auchenoglanis biscutatus | Bagridae |
| Auchenoglanis occidentalis | Bagridae |
| Awaous lateristriga | Gobiidae |
| Bagrus bajad | Bagridae |
| Bagrus docmak | Bagridae |
| Bagrus filamentosus | Bagridae |
| Barboides gracilis | Cyprinidae |
| Barbus ablabes | Cyprinidae |
| Barbus anema | Cyprinidae |
| Barbus baudoni | Cyprinidae |
| Barbus bawkuensis | Cyprinidae |
| Barbus bynni occidentalis | Cyprinidae |
| Barbus callipterus | Cyprinidae |
| Barbus camptacanthus | Cyprinidae |
| Barbus chlorotaenia | Cyprinidae |
| Barbus eburneensis | Cyprinidae |
| Barbus foutensis | Cyprinidae |
| Barbus hypsolepis | Cyprinidae |
| Barbus leonensis | Cyprinidae |
| Barbus macinensis | Cyprinidae |
| Barbus macrops | Cyprinidae |
| Barbus nigeriensis | Cyprinidae |
| Barbus perince | Cyprinidae |
| Barbus petitjeani | Cyprinidae |
| Barbus pobeguini | Cyprinidae |
| Barbus punctitaeniatus | Cyprinidae |
| Barbus raimbaulti | Cyprinidae |
| Barbus stigmatopygus | Cyprinidae |
| Barbus sublineatus | Cyprinidae |
| Barbus sylvaticus | Cyprinidae |
| Bostrychus africanus | Eleotridae |
| Brienomyrus brachyistius | Mormyridae |
| Brienomyrus longianalis | Mormyridae |
| Brienomyrus niger | Mormyridae |
| Brycinus brevis | Alestiidae |
| Brycinus carolinae | Alestiidae |
| Brycinus leuciscus | Alestiidae |
| Brycinus longipinnis | Alestiidae |
| Brycinus macrolepidotus | Alestiidae |
| Brycinus nurse | Alestiidae |
| Bryconaethiops quinquesquamae | Alestiidae |
| Caecomastacembelus decorsei | Mastacembelidae |
| Caecomastacembelus loennbergii | Mastacembelidae |
| Campylomormyrus tamandua | Mormyridae |
| Chelaethiops bibie | Cyprinidae |
| Chiloglanis batesii | Mochokidae |
| Chiloglanis benuensis | Mochokidae |
| Chiloglanis niger | Mochokidae |
| Chiloglanis occidentalis | Mochokidae |
| Chiloglanis voltae | Mochokidae |
| Chromidotilapia guentheri guentheri | Cichlidae |
| Chrysichthys auratus auratus | Bagridae |
| Chrysichthys nigrodigitatus | Bagridae |
| Citharidium ansorgii | Citharinidae |
| Citharinops distichodoides thomasi | Citharinidae |
| Citharinus citharus citharus | Citharinidae |
| Citharinus latus | Citharinidae |
| Clarias agboyiensis | Clariidae |
| Clarias anguillaris | Clariidae |
| Clarias buthupogon | Clariidae |
| Clarias camerunensis | Clariidae |
| Clarias ebriensis | Clariidae |
| Clarias gariepinus | Clariidae |
| Clarias laeviceps dialonensis | Clariidae |
| Clarias macromystax | Clariidae |
| Clarotes laticeps | Bagridae |
| Cromeria nilotica occidentalis | Kneriidae |
| Ctenopoma kingsleyae | Anabantidae |
| Ctenopoma muriei muriei | Anabantidae |
| Ctenopoma nebulosum | Anabantidae |
| Ctenopoma petherici | Anabantidae |
| Cynothrissa mento | Clupeidae |
| Dagetichthys lakdoensis | Soleidae |
| Dasyatis garouaensis | Dasyatidae |
| Denticeps clupeoides | Denticipitidae |
| Distichodus brevipinnis | Citharinidae |
| Distichodus engycephalus | Citharinidae |
| Distichodus rostratus | Citharinidae |
| Dormitator lebretonis | Eleotridae |
| Eleotris daganensis | Eleotridae |
| Eleotris senegalensis | Eleotridae |
| Eleotris vittata | Eleotridae |
| Epiplatys biafranus | Aplocheilidae |
| Epiplatys bifasciatus bifasciatus | Aplocheilidae |
| Epiplatys grahami | Aplocheilidae |
| Epiplatys lamottei | Aplocheilidae |
| Epiplatys longiventralis | Aplocheilidae |
| Epiplatys sexfasciatus | Aplocheilidae |
| Epiplatys spilargyreius | Aplocheilidae |
| Erpetoichthys calabaricus | Polypteridae |
| Foerschichthys flavipinnis | Aplocheilidae |
| Fundulosoma thierryi | Aplocheilidae |
| Garra allostoma | Cyprinidae |
| Garra waterloti | Cyprinidae |
| Gnathonemus petersii | Mormyridae |
| Gobiocichla wonderi | Cichlidae |
| Gymnallabes typus | Clariidae |
| Gymnarchus niloticus | Gymnarchidae |
| Haplochromis bloyeti | Cichlidae |
| Hemichromis bimaculatus | Cichlidae |
| Hemichromis fasciatus | Cichlidae |
| Hepsetus odoe | Hepsetidae |
| Heterobranchus bidorsalis | Clariidae |
| Heterobranchus isopterus | Clariidae |
| Heterobranchus longifilis | Clariidae |
| Heterotis niloticus | Osteoglossidae |
| Hippopotamyrus harringtoni | Mormyridae |
| Hippopotamyrus pictus | Mormyridae |
| Hippopotamyrus psittacus | Mormyridae |
| Hydrocynus brevis | Alestiidae |
| Hydrocynus forskalii | Alestiidae |
| Hydrocynus somonorum | Alestiidae |
| Hydrocynus vittatus | Alestiidae |
| Hyperopisus bebe bebe | Mormyridae |
| Hyperopisus bebe occidentalis | Mormyridae |
| Isichthys henryi | Mormyridae |
| Kribia kribensis | Eleotridae |
| Kribia nana | Eleotridae |
| Labeo coubie | Cyprinidae |
| Labeo parvus | Cyprinidae |
| Labeo roseopunctatus | Cyprinidae |
| Labeo senegalensis | Cyprinidae |
| Laeviscutella dekimpei | Clupeidae |
| Lates niloticus | Centropomidae |
| Leptocypris niloticus | Cyprinidae |
| Leptoglanis camerunensis | Amphiliidae |
| Malapterurus electricus | Malapteruridae |
| Malapterurus minjiriya | Malapteruridae |
| Marcusenius abadii | Mormyridae |
| Marcusenius cyprinoides | Mormyridae |
| Marcusenius deboensis | Mormyridae |
| Marcusenius mento | Mormyridae |
| Marcusenius senegalensis senegalensis | Mormyridae |
| Micralestes acutidens | Alestiidae |
| Micralestes elongatus | Alestiidae |
| Micralestes occidentalis | Alestiidae |
| Microsynodontis polli | Mochokidae |
| Mochokus niloticus | Mochokidae |
| Mormyrops anguilloides | Mormyridae |
| Mormyrops caballus | Mormyridae |
| Mormyrops oudoti | Mormyridae |
| Mormyrus hasselquistii | Mormyridae |
| Mormyrus macrophthalmus | Mormyridae |
| Mormyrus rume rume | Mormyridae |
| Nannaethiops unitaeniatus | Citharinidae |
| Nannocharax ansorgii | Citharinidae |
| Nannocharax fasciatus | Citharinidae |
| Nannocharax lineomaculatus | Citharinidae |
| Nannocharax occidentalis | Citharinidae |
| Nematogobius maindroni | Gobiidae |
| Neolebias ansorgii | Citharinidae |
| Neolebias axelrodi | Citharinidae |
| Neolebias powelli | Citharinidae |
| Neolebias unifasciatus | Citharinidae |
| Oreochromis aureus | Cichlidae |
| Oreochromis niloticus niloticus | Cichlidae |
| Pantodon buchholzi | Pantodontidae |
| Papyrocranus afer | Notopteridae |
| Parachanna africana | Channidae |
| Parachanna obscura | Channidae |
| Paradistichodus dimidiatus | Citharinidae |
| Parailia pellucida | Schilbeidae |
| Parauchenoglanis akiri | Bagridae |
| Parauchenoglanis buettikoferi | Bagridae |
| Parauchenoglanis fasciatus | Bagridae |
| Pareutropius buffei | Schilbeidae |
| Pellonula leonensis | Clupeidae |
| Pellonula vorax | Clupeidae |
| Pelvicachromis pulcher | Cichlidae |
| Pelvicachromis taeniatus | Cichlidae |
| Periophthalmus barbarus | Gobiidae |
| Petrocephalus ansorgii | Mormyridae |
| Petrocephalus bane bane | Mormyridae |
| Petrocephalus bovei bovei | Mormyridae |
| Petrocephalus pallidomaculatus | Mormyridae |
| Petrocephalus pellegrini | Mormyridae |
| Petrocephalus sauvagii | Mormyridae |
| Petrocephalus soudanensis | Mormyridae |
| Phago loricatus | Citharinidae |
| Phractolaemus ansorgii | Phractolaemidae |
| Phractura ansorgii | Amphiliidae |
| Phractura clauseni | Amphiliidae |
| Pollimyrus isidori | Mormyridae |
| Pollimyrus petricolus | Mormyridae |
| Polypterus ansorgii | Polypteridae |
| Polypterus bichir lapradei | Polypteridae |
| Polypterus endlicheri endlicheri | Polypteridae |
| Polypterus senegalus senegalus | Polypteridae |
| Porogobius schlegelii | Gobiidae |
| Procatopus aberrans | Poeciliidae |
| Pronothobranchius kiyawensis | Aplocheilidae |
| Protopterus annectens annectens | Protopteridae |
| Raiamas nigeriensis | Cyprinidae |
| Raiamas senegalensis | Cyprinidae |
| Rhabdalestes septentrionalis | Alestiidae |
| Rhabdalestes smykalai | Alestiidae |
| Sarotherodon galilaeus galilaeus | Cichlidae |
| Sarotherodon melanotheron melanotheron | Cichlidae |
| Schilbe brevianalis | Schilbeidae |
| Schilbe intermedius | Schilbeidae |
| Schilbe mystus | Schilbeidae |
| Schilbe uranoscopus | Schilbeidae |
| Sierrathrissa leonensis | Clupeidae |
| Siluranodon auritus | Schilbeidae |
| Synodontis batensoda | Mochokidae |
| Synodontis budgetti | Mochokidae |
| Synodontis clarias | Mochokidae |
| Synodontis courteti | Mochokidae |
| Synodontis eupterus | Mochokidae |
| Synodontis filamentosus | Mochokidae |
| Synodontis gobroni | Mochokidae |
| Synodontis guttatus | Mochokidae |
| Synodontis melanopterus | Mochokidae |
| Synodontis membranaceus | Mochokidae |
| Synodontis nigrita | Mochokidae |
| Synodontis obesus | Mochokidae |
| Synodontis ocellifer | Mochokidae |
| Synodontis omias | Mochokidae |
| Synodontis resupinatus | Mochokidae |
| Synodontis robbianus | Mochokidae |
| Synodontis schall | Mochokidae |
| Synodontis sorex | Mochokidae |
| Synodontis vermiculatus | Mochokidae |
| Synodontis violaceus | Mochokidae |
| Synodontis xiphias | Mochokidae |
| Tetraodon lineatus | Tetraodontidae |
| Thysochromis ansorgii | Cichlidae |
| Tilapia dageti | Cichlidae |
| Tilapia guineensis | Cichlidae |
| Tilapia mariae | Cichlidae |
| Tilapia zillii | Cichlidae |
| Tylochromis sudanensis | Cichlidae |
| Xenomystus nigri | Notopteridae |