# List of freshwater fish in California

An extensive list of the freshwater fish found in California, including both native and introduced species.
| Common Name | Scientific Name | Native | Non-Native |
| Pacific Lamprey | Lampetra tridentata | Y | |
| River Lamprey | Lampetra ayresl | Y | |
| Pit-Klamath Brook Lamprey | Lampetra lethophaga | Y | |
| Klamath River Lamprey | Lampetra simiiis | Y | |
| Kern Brook Lamprey | Lampetra hubbsi | Y | |
| Western Brook Lamprey | Lampetra ricchardsoni | Y | |
| White Sturgeon | Acipenser transmontanus | Y | |
| Green Sturgeon | Acipenser medirostris | Y | |
| American Shad | Alosa sapidissima | | Y |
| Threadfin Shad | Dorosoma petenense | | Y |
| Coho Salmon or Silver Salmon | Oncorhynchus kisutch | Y | |
| Chinook Salmon or King Salmon | Oncorhynchus tshawytscha | Y | |
| Kokanee Salmon or Sockeye Salmon | Oncorhynchus nerka | Y | Y |
| Pink Salmon | Oncorhynchus gorbuscha | Y | |
| Chum Salmon | Oncorhynchus keta | Y | |
| Rainbow Trout | Oncorhynchus mykiss | Y | |
| Coastal Rainbow Trout or Steelhead Trout | Oncorhyncus mykiss irideus | Y | |
| California Golden Trout | Oncorhynchus mykiss aguabonita | Y | |
| Little Kern Golden Trout | Oncorhynchus mykiss whitel | Y | |
| Kern River Rainbow Trout | Oncorhynchus mykiss gilberti | Y | |
| Sacramento Redband Trout | Oncorhynchus mykiss stonei | Y | |
| Eagle Lake Rainbow Trout | Oncorhynchus mykiss aquilarum | Y | |
| Cutthroat Trout | Oncorhynchus clarkii | Y | |
| Coastal Cutthroat Trout | Oncorhynchus clarkii clarkii | Y | |
| Lahontan Cutthroat Trout | Oncorhynchus clarkii henshawl | Y | |
| Paiute Cutthroat Trout | Oncorhynchus clarkii seleniris | Y | |
| Bull Trout | Salvelinus confluentus | Y | |
| Brook Trout | Salvelinus fontinalls | | Y |
| Brown Trout | Salmo trutta | | Y |
| Lake Trout or Mackinaw Trout | Salvelinus namaycush | | Y |
| Mountain Whitefish | Prosoplum williamsoni | Y | |
| Delta Smelt | Hypomesus transpacificus | Y | |
| Wakasagi | Hypomesus nipponensis | | Y |
| Longfin Smelt | Spirinchus thalechthys | Y | |
| Eulachon | Thaleichthys pacificus | Y | |
| California Roach | Lavinia symmetricus | Y | |
| Hitch | Lavinia exilicauda | Y | |
| Lahontan Redside | Richarsonius egregius | Y | |
| Speckled Dace | Rhinichthys osculus | Y | |
| Tui Chub | Siphateles bicolor | Y | |
| Mojave Tui Chub | Siphateles bicolor mohavensis | Y | |
| Owens Tui Chub | Siphateles bicolor snyderi | Y | |
| Blue Chub | Gila coerulea | Y | |
| Arroyo Chub | Gila orcutti | Y | |
| Thicktail Chub | Gila crassicauda | Y | |
| Bonytail | Gila elegans | Y | |
| Sacramento Splittail | Pogonichthys macrolepidotus | Y | |
| Clear Lake Splittail | Pogonichthys ciscoldes | Y | |
| Hardhead | Mylopharodon conocephalus | Y | |
| Sacramento Blackfish | Orthodon microlepidotus | Y | |
| Sacramento Pikeminnow | Ptychochellus grandis | Y | |
| Colorado Pikeminnow | Ptychochellus luclus | Y | |
| Common Carp | Cyprinus carpio | | Y |
| Goldfish | Carassius auratus | | Y |
| Golden Shiner | Notemigonus crysoleucas | | Y |
| Red Shiner | Cyprinella lutrensis | | Y |
| Fathead Minnow | Pimephales promelas | | Y |
| Tench | Tinca tinca | | Y |
| Grass Carp | Ctenopharyngodon idella | | Y |
| Sacramento Sucker | Catostomus occidentalls | Y | |
| Goose Lake Sucker | Catostomus occidentalis lacusanserinus | Y | |
| Tahoe Sucker | Catostomus tahoensis | Y | |
| Owens Sucker | Catostomus fumelventris | Y | |
| Lost River Sucker | Catostomus luxatus | Y | |
| Klamath Largescale Sucker | Catostomus snyderi | Y | |
| Klamath Smallscale Sucker | Catostomus rimiculus | Y | |
| Modoc Sucker | Catostomus microps | Y | |
| Santa Ana Sucker | Catostomus santaanae | Y | |
| Razorback Sucker | Xyrauchen texanus | Y | |
| Shortnose Sucker | Chasmistes brevirostris | Y | |
| Brown Bullhead | Amelurus nebulosus | | Y |
| Mountain Sucker | Catostomus platyrhynchus | Y | |
| Black Bullhead | Amelurus melas | | Y |
| Yellow Bullhead | Amelurus natalls | | Y |
| Channel Catfish | Ictalurus puctatus | | Y |
| Blue Catfish | Ictalurus furcatus | | Y |
| White Catfish | Ameriurus catus | | Y |
| Flathead Catfish | Plyodictis olivaris | | Y |
| Amargosa Pupfish | Cyprinodon nevadensis | Y | |
| Desert Pupfish | Cyprinodon macularius | Y | |
| Salt Creek Pupfish | Cyprinodon salinus | Y | |
| Owens Pupfish | Cyprinodon radiosus | Y | |
| California Killifish | Fundulus parvipinnis | Y | |
| Rainwater Killifish | Lucania parva | | Y |
| Western Mosquitofish | Gambusia affinis | | Y |
| Sailfin Molly | Poecilla latipinna | | Y |
| Porthole Livebearer | Poecillopsis gracilis | | Y |
| Inland Silverside | Menidia beryllina | | Y |
| Threespine Stickleback | Gasterosteus aculeatus | Y | |
| Brook Stickleback | Culaea inconstans | | Y |
| Striped Bass | Morone saxatilis | | Y |
| White Bass | Morone chrysops | | Y |
| Sacramento Perch | Archoplites interruptus | Y | |
| Bluegill | Lepomis macrochirus | | Y |
| Redear Sunfish | Lepomis microlophus | | Y |
| Pumpkinseed | Lepomis gibbosus | | Y |
| Green Sunfish | Lepomis cyanellus | | Y |
| Warmouth | Lepomis gulosus | | Y |
| White Crappie | Pomoxis annularis | | Y |
| Black Crappie | Pomoxis nigromaculatus | | Y |
| Largemouth Bass | Micropterus salmoides | | Y |
| Smallmouth Bass | Micropterus dolomieu | | Y |
| Spotted Bass | Micropterus punctulatus | | Y |
| Redeye Bass | Micropterus coosae | | Y |
| Yellow Perch | Perca flavescens | | Y |
| Bigscale Logperch | Percina macrolepida | | Y |
| Mozambique Tilapia | Oreochromis mossambicus | | Y |
| Redbelly Tilapia | Tilapia zillii | | Y |
| Blue Tilapia | Oreochromis aureus | | Y |
| Nile Tilapia | Oreochromis niloticus | | Y |
| Tuleperch | Hysterocarpus traski | Y | |
| Shiner Perch | Cymatogaster aggregata | Y | |
| Striped Mullet | Mugil cephalus | Y | |
| Yellowfin Goby | Acanthogoblus flavimanus | | Y |
| Shimofuri Goby | Tridentiger bifasclatus | | Y |
| Tidewater Goby | Eucyclogoblus newberryi | Y | |
| Prickly Sculpin | Cottus asper | Y | |
| Riffle Sculpin | Cottus gulosus | Y | |
| Pit Sculpin | Cottus pitensis | Y | |
| Coastrange Sculpin | Cottus aleuticus | Y | |
| Reticulate Sculpin | Cottus perplexus | Y | |
| Marbled Sculpin | Cottus klamathensis | Y | |
| Rough Sculpin | Cottus asperrimus | Y | |
| Paiute Sculpin | Cottus beldingi | Y | |
| Pacific Staghorn Sculpin | Leptocottus armatus | Y | |
| Starry Flounder | Platichthys stellatus | Y | |
| Northern Pike | Esox lucius | | Y |