| Order | Family | Species | Occurrence | FishBase name | Name in Country |
|---|---|---|---|---|---|
| Cypriniformes | Leuciscidae | Abramis brama | native | Freshwater bream | Brème commune |
| Acipenseriformes | Acipenseridae | Acipenser baerii | introduced | Siberian sturgeon | Esturgeon sibérien |
| Acipenseriformes | Acipenseridae | Acipenser ruthenus | not established | Sterlet sturgeon | Esturgeon de Sibérie |
| Acipenseriformes | Acipenseridae | Acipenser sturio | native | Sturgeon | Esturgeon d'Europe |
| Cypriniformes | Leuciscidae | Alburnoides bipunctatus | native | Schneider | Spirlin |
| Cypriniformes | Leuciscidae | Alburnus alburnus | native | Bleak | Ablette |
| Clupeiformes | Alosidae | Alosa alosa | native | Allis shad | Grande alose |
| Clupeiformes | Alosidae | Alosa fallax | native | Twaite shad | Alose feinte |
| Centrarchiformes | Centrarchidae | Ambloplites rupestris | introduced | Rock bass | Crapet de roche |
| Siluriformes | Ictaluridae | Ameiurus melas | introduced | Black bullhead | Poisson-chat |
| Siluriformes | Ictaluridae | Ameiurus nebulosus | misidentification | Brown bullhead | Poisson chat |
| Anguilliformes | Anguillidae | Anguilla anguilla | native | European eel | Anguille européenne |
| Cyprinodontiformes | Aphaniidae | Aphanius fasciatus | native | Mediterranean banded killifish | Aphanius de Corse |
| Cyprinodontiformes | Aphaniidae | Apricaphanius iberus | extirpated | Spanish toothcarp | Aphanius d'Espagne |
| Atheriniformes | Atherinidae | Atherina boyeri | native | Big-scale sand smelt | Athérine |
| Cypriniformes | Nemacheilidae | Barbatula barbatula | native | Stone loach | Loche franche |
| Cypriniformes | Nemacheilidae | Barbatula quignardi | native | Lanquedoc stone loach | |
| Cypriniformes | Cyprinidae | Barbus barbus | native | Barbel | Barbeau fluviatile |
| Cypriniformes | Cyprinidae | Barbus meridionalis | native | Mediterranean barbel | Barbeau méridional |
| Cypriniformes | Leuciscidae | Blicca bjoerkna | native | White bream | Brème bordelière |
| Cypriniformes | Cyprinidae | Carassius auratus | introduced | Goldfish | Carassin doré |
| Cypriniformes | Cyprinidae | Carassius carassius | introduced | Crucian carp | Carassin commun |
| Cypriniformes | Cyprinidae | Carassius gibelio | introduced | Prussian carp | |
| Mugiliformes | Mugilidae | Chelon ramada | native | Thinlip grey mullet | Mulet porc |
| Mugiliformes | Mugilidae | Chelon saliens | native | Leaping mullet | Flavetoun |
| Cypriniformes | Leuciscidae | Chondrostoma nasus | introduced | Common nase | Hotu |
| Siluriformes | Clariidae | Clarias gariepinus | not established | North African catfish | |
| Cypriniformes | Cobitidae | Cobitis bilineata | native | ||
| Cypriniformes | Cobitidae | Cobitis taenia | native | Spined loach | Loche de rivière |
| Salmoniformes | Salmonidae | Coregonus albula | introduced | Vendace | Petite marène |
| Salmoniformes | Salmonidae | Coregonus bezola | extirpated | ||
| Salmoniformes | Salmonidae | Coregonus clupeaformis | not established | Lake whitefish | Corégone cisco |
| Salmoniformes | Salmonidae | Coregonus fera | extirpated | ||
| Salmoniformes | Salmonidae | Coregonus hiemalis | native | ||
| Salmoniformes | Salmonidae | Coregonus lavaretus | native | European whitefish | Corégone |
| Salmoniformes | Salmonidae | Coregonus pidschian | error | Humpback whitefish | |
| Perciformes/Cottoidei | Cottidae | Cottus aturi | native | Chabot du Béarn | Chabot du Béarn |
| Perciformes/Cottoidei | Cottidae | Cottus duranii | native | Chabot d'Auvergne | Chabot d'Auvergne |
| Perciformes/Cottoidei | Cottidae | Cottus gobio | native | Bullhead | Chabot commun |
| Perciformes/Cottoidei | Cottidae | Cottus hispaniolensis | native | Chabot des Pyrénées | Chabot des Pyrénées |
| Perciformes/Cottoidei | Cottidae | Cottus perifretum | native | Chabot fluviatile | Chabot fluviatile |
| Perciformes/Cottoidei | Cottidae | Cottus petiti | endemic | Chabot du Lez | Chabot du Lez |
| Perciformes/Cottoidei | Cottidae | Cottus rondeleti | native | Chabot de l'Hérault | Chabot de l'Hérault |
| Perciformes/Cottoidei | Cottidae | Cottus sabaudicus | native | ||
| Cypriniformes | Xenocyprididae | Ctenopharyngodon idella | introduced | Grass carp | Amour blanc |
| Cypriniformes | Cyprinidae | Cyprinus carpio | introduced | Common carp | Carpe commune |
| Eupercaria/misc | Moronidae | Dicentrarchus labrax | native | European seabass | Bar |
| Esociformes | Esocidae | Esox aquitanicus | endemic | Aquitanian pike | |
| Esociformes | Esocidae | Esox lucius | native | Northern pike | Brochet |
| Cyprinodontiformes | Poeciliidae | Gambusia affinis | introduced | Mosquitofish | Gambusie |
| Cyprinodontiformes | Poeciliidae | Gambusia holbrooki | introduced | Eastern mosquitofish | |
| Perciformes/Gasterosteoidei | Gasterosteidae | Gasterosteus aculeatus | native | Three-spined stickleback | Épinoche |
| Cypriniformes | Gobionidae | Gobio alverniae | native | Auvergne gudgeon | Auvergne gudgeon |
| Cypriniformes | Gobionidae | Gobio gobio | native | Gudgeon | Goujon |
| Cypriniformes | Gobionidae | Gobio lozanoi | native | ||
| Cypriniformes | Gobionidae | Gobio occitaniae | native | Languedoc gudgeon | |
| Perciformes/Percoidei | Percidae | Gymnocephalus cernua | native | Ruffe | Grémille |
| Salmoniformes | Salmonidae | Hucho hucho | not established | Huchen | Huchon |
| Cypriniformes | Xenocyprididae | Hypophthalmichthys molitrix | introduced | Silver carp | Carpe argentée |
| Cypriniformes | Xenocyprididae | Hypophthalmichthys nobilis | not established | Bighead carp | Carpe à grosse tête |
| Siluriformes | Ictaluridae | Ictalurus punctatus | not established | Channel catfish | |
| Petromyzontiformes | Petromyzontidae | Lampetra fluviatilis | native | River lamprey | Lamproie fluviatile |
| Petromyzontiformes | Petromyzontidae | Lampetra planeri | native | European brook lamprey | Lamproie de Planer |
| Centrarchiformes | Centrarchidae | Lepomis gibbosus | introduced | Pumpkinseed | Perche-soleil |
| Cypriniformes | Leuciscidae | Leucaspius delineatus | native | Belica | Able de Heckel |
| Cypriniformes | Leuciscidae | Leuciscus aspius | introduced | Asp | Aspe |
| Cypriniformes | Leuciscidae | Leuciscus bearnensis | native | Bearn beaked dace | Bearn beaked dace |
| Cypriniformes | Leuciscidae | Leuciscus burdigalensis | endemic | Beaked dace | |
| Cypriniformes | Leuciscidae | Leuciscus idus | not established | Ide | Ide mélanote |
| Cypriniformes | Leuciscidae | Leuciscus leuciscus | native | Common dace | Vandoise |
| Cypriniformes | Leuciscidae | Leuciscus oxyrrhis | endemic | Long-snout dace | Long-snout dace |
| Gadiformes | Lotidae | Lota lota | native | Burbot | Lote |
| Centrarchiformes | Centrarchidae | Micropterus dolomieu | not established | Smallmouth bass | Black-bass à petite bouche |
| Centrarchiformes | Centrarchidae | Micropterus salmoides | introduced | Largemouth black bass | Achigan à grande bouche |
| Cypriniformes | Cobitidae | Misgurnus fossilis | native | Weatherfish | Loche d'étang |
| Mugiliformes | Mugilidae | Mugil cephalus | native | Flathead grey mullet | Muge |
| Salmoniformes | Salmonidae | Oncorhynchus kisutch | introduced | Coho salmon | Saumon coho |
| Salmoniformes | Salmonidae | Oncorhynchus mykiss | introduced | Rainbow trout | Truite arc-en-ciel |
| Salmoniformes | Salmonidae | Oncorhynchus tshawytscha | not established | Chinook salmon | Saumon chinook |
| Cichliformes | Cichlidae | Oreochromis mossambicus | not established | Mozambique tilapia | Tilapia du Mozambique |
| Cichliformes | Cichlidae | Oreochromis niloticus | not established | Nile tilapia | Tilapia du Nil |
| Osmeriformes | Osmeridae | Osmerus eperlanus | native | European smelt | Éperlan |
| Cypriniformes | Leuciscidae | Pachychilon pictum | introduced | Épirine lippue | |
| Cypriniformes | Leuciscidae | Parachondrostoma toxostoma | native | Soffie | Toxostome |
| Perciformes/Percoidei | Percidae | Perca fluviatilis | native | European perch | Perche |
| Petromyzontiformes | Petromyzontidae | Petromyzon marinus | native | Sea lamprey | Grande lamproie |
| Cypriniformes | Leuciscidae | Phoxinus bigerri | native | Adour minnow | |
| Cypriniformes | Leuciscidae | Phoxinus phoxinus | native | Eurasian minnow | Vairon |
| Cypriniformes | Leuciscidae | Phoxinus septimaniae | native | Languedoc minnow | |
| Cypriniformes | Leuciscidae | Pimephales promelas | introduced | Fathead minnow | Tête de boule |
| Pleuronectiformes | Pleuronectidae | Platichthys flesus | native | European flounder | Flet |
| Cypriniformes | Leuciscidae | Protochondrostoma genei | error | ||
| Cypriniformes | Gobionidae | Pseudorasbora parva | introduced | Stone moroko | Pseudorasbora |
| Perciformes/Gasterosteoidei | Gasterosteidae | Pungitius laevis | native | Smoothtail ninespine stickleback | epinochette a queue lisse |
| Perciformes/Gasterosteoidei | Gasterosteidae | Pungitius pungitius | native | Ninespine stickleback | Épinochette |
| Perciformes/Gasterosteoidei | Gasterosteidae | Pungitius vulgaris | native | Poitevin stickleback | Epinochette poitevine |
| Cypriniformes | Acheilognathidae | Rhodeus amarus | native | European bitterling | Bouvière |
| Cypriniformes | Acheilognathidae | Rhodeus sericeus | misidentification | Bitterling | Bouvière |
| Cypriniformes | Leuciscidae | Rutilus rutilus | native | Roach | Gardon |
| Blenniiformes | Blenniidae | Salariopsis fluviatilis | native | Freshwater blenny | Blennie fluviatile |
| Salmoniformes | Salmonidae | Salmo cettii | native | ||
| Salmoniformes | Salmonidae | Salmo macrostigma | misidentification | Truite à grosses taches | |
| Salmoniformes | Salmonidae | Salmo rhodanensis | native | ||
| Salmoniformes | Salmonidae | Salmo salar | native | Atlantic salmon | Saumon atlantique |
| Salmoniformes | Salmonidae | Salmo trutta | native | Sea trout | Truite argentée |
| Salmoniformes | Salmonidae | Salvelinus alpinus | native | Arctic char | Omble arctique |
| Salmoniformes | Salmonidae | Salvelinus fontinalis | introduced | Brook trout | Omble de fontaine |
| Salmoniformes | Salmonidae | Salvelinus namaycush | not established | Lake trout | Omble du Canada |
| Salmoniformes | Salmonidae | Salvelinus umbla | native | ||
| Perciformes/Percoidei | Percidae | Sander lucioperca | introduced | Pike-perch | Sandre |
| Cypriniformes | Leuciscidae | Scardinius erythrophthalmus | native | Rudd | Rotengle |
| Siluriformes | Siluridae | Silurus glanis | introduced | Wels catfish | Silure glane |
| Cypriniformes | Leuciscidae | Squalius cephalus | native | Chub | Chevaine |
| Cypriniformes | Leuciscidae | Squalius laietanus | native | ||
| Syngnathiformes | Syngnathidae | Syngnathus abaster | native | Black-striped pipefish | Syngnathe de lagune |
| Cypriniformes | Leuciscidae | Telestes souffia | native | Vairone | Blageon |
| Salmoniformes | Salmonidae | Thymallus thymallus | native | Grayling | Ombre commun |
| Cypriniformes | Tincidae | Tinca tinca | native | Tench | Tanche |
| Esociformes | Umbridae | Umbra pygmaea | introduced | Eastern mudminnow | Petit poisson chien |
| Cyprinodontiformes | Valenciidae | Valencia hispanica | extirpated | Valencia toothcarp | Cryprinodonte de Valence |
| Cypriniformes | Leuciscidae | Vimba vimba | introduced | Vimba bream | Vimbe |
| Perciformes/Percoidei | Percidae | Zingel asper | native | Rhone streber | Apron du Rhône |