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Fishes Pisces
Ocean, fresh water and the brackish places between: every valid fish species, with where it lives.
36,130 species · 629 families
Acipenseriformes
Polypteriformes
Coelacanthiformes
Ceratodontiformes
Carcharhiniformes
- Atelomycteridae · Coloured catsharks13
- Carcharhinidae · Requiem sharks59
- Dichichthyidae · Bristle shark5
- Galeocerdonidae · Tiger sharks1
- Hemigaleidae · Weasel sharks8
- Leptochariidae · Barbeled houndsharks1
- Pentanchidae · Deepwater catsharks110
- Proscylliidae · Finback catsharks7
- Pseudotriakidae · False catsharks5
- Scyliorhinidae · Cat sharks39
- Sphyrnidae · Hammerhead, bonnethead, or scoophead sharks13
- Triakidae · Houndsharks46
Echinorhiniformes
Heterodontiformes
Hexanchiformes
Lamniformes
Myliobatiformes
- Aetobatidae · Pacific eagle rays5
- Dasyatidae · Stingrays109
- Gymnuridae · Butterfly rays16
- Hexatrygonidae · Sixgill stingrays1
- Mobulidae · Devilrays9
- Myliobatidae · Eagle and manta rays20
- Plesiobatidae · Deepwater stingrays1
- Potamotrygonidae · River stingrays40
- Rhinopteridae · Cownose rays7
- Urolophidae · Round rays28
- Urotrygonidae · American round stingrays20
- Zanobatidae · Panrays2
Orectolobiformes
Pristiophoriformes
Rajiformes
Rhinopristiformes
Squaliformes
Squatiniformes
Torpediniformes
Chimaeriformes
Amiiformes
Lepisosteiformes
Myxiniformes
Petromyzontiformes
Acanthuriformes
- Acanthuridae · Surgeonfishes, tangs, unicornfishes84
- Antigoniidae · Deepbody boarfishes18
- Caproidae · Boarfishes1
- Chaetodontidae · Butterflyfishes136
- Drepaneidae · Sicklefishes3
- Ephippidae · Spadefishes, batfishes and scats15
- Leiognathidae · Slimys, slipmouths, or ponyfishes53
- Lobotidae · Tripletails15
- Luvaridae · Louvar1
- Pomacanthidae · Angelfishes91
- Scatophagidae · Scats4
- Siganidae · Rabbitfishes29
- Zanclidae · Moorish idol1
Acropomatiformes
- Acropomatidae · Lanternbellies, temperate ocean-basses13
- Banjosidae · Banjofishes3
- Bathyclupeidae · Deepsea herring10
- Champsodontidae · Crocodile toothfishes13
- Creediidae · Sandburrowers20
- Dinolestidae · Long-finned pike1
- Epigonidae · Deepwater cardinalfishes50
- Glaucosomatidae · Pearl perches4
- Hemerocoetidae · Indo-Pacific duckbills29
- Howellidae · Oceanic basslets9
- Lateolabracidae · Asian seaperches2
- Malakichthyidae · Temperate ocean-basses16
- Ostracoberycidae · Shellskin alfonsinos3
- Pempheridae · Sweepers80
- Pentacerotidae · Armorheads13
- Polyprionidae · Wreckfishes2
- Scombropidae · Gnomefishes3
- Stereolepididae · Giant seabasses2
- Symphysanodontidae · Slopefishes13
- Synagropidae · Splitfin ocean-basses18
Albuliformes
Alepocephaliformes
Anabantiformes
Anguilliformes
- Anguillidae · Freshwater eels20
- Chlopsidae · False morays25
- Colocongridae · Short-tail eels9
- Congridae · Conger and garden eels226
- Derichthyidae · Longneck eels3
- Heterenchelyidae · Mud eels8
- Moringuidae · Worm or spaghetti eels18
- Muraenesocidae · Pike congers15
- Muraenidae · Moray eels223
- Myrocongridae · Atlantic red eels6
- Nemichthyidae · Snipe eels9
- Nettastomatidae · Duckbill eels46
- Ophichthidae · Snake eels360
- Protanguillidae · Protoanguillids1
- Serrivomeridae · Sawtooth eels10
- Synaphobranchidae · Cutthroat eels50
Argentiniformes
Ateleopodiformes
Atheriniformes
- Atherinidae · Silversides69
- Atherinopsidae · Neotropical silversides114
- Atherionidae · Pricklenose silversides3
- Bedotiidae · Madagascar rainbowfishes16
- Dentatherinidae · Tusked silversides1
- Isonidae · Isonids5
- Melanotaeniidae · Rainbowfishes, blue eyes114
- Notocheiridae · Surf sardines1
- Phallostethidae · Priapiumfishes23
- Pseudomugilidae · Blue eyes19
- Telmatherinidae · Sailfin silversides18
Aulopiformes
- Alepisauridae · Lancetfishes2
- Anotopteridae · Daggertooth3
- Aulopidae · Aulopus16
- Bathysauridae · Deepsea lizardfishes2
- Bathysauroididae · Largescale deep-sea lizardfishes1
- Chlorophthalmidae · Greeneyes21
- Evermannellidae · Sabertooth fishes8
- Giganturidae · Telescopefishes2
- Ipnopidae · Deep-sea tripod fishes31
- Notosudidae · Waryfishes17
- Omosudidae · Hammerjaws1
- Paralepididae · Barracudinas67
- Paraulopidae · Cucumber fishes14
- Pseudotrichonotidae · Sand diving lizardfishes4
- Scopelarchidae · Pearleyes18
- Sudidae · Paperbones or waryfishes2
- Synodontidae · Lizardfishes83
Batrachoidiformes
Beloniformes
Beryciformes
Blenniiformes
Callionymiformes
Carangaria/misc
Carangiformes
Centrarchiformes
- Aplodactylidae · Marblefishes5
- Centrarchidae · Sunfishes39
- Cheilodactylidae · Morwongs2
- Chironemidae · Kelpfishes6
- Cirrhitidae · Hawkfishes33
- Dichistiidae · Galjoen fishes2
- Elassomatidae · Pygmy sunfishes7
- Enoplosidae · Oldwife1
- Girellidae · Nibblers21
- Kuhliidae · Aholeholes12
- Kyphosidae · Sea chubs16
- Latridae · Trumpeters30
- Microcanthidae · Stripeys6
- Oplegnathidae · Knifejaws7
- Parascorpididae · Jutjaws1
- Percalatidae · Australian basses2
- Percichthyidae · Temperate perches22
- Perciliidae · Southern basses2
- Scorpididae · Halfmoons11
- Sinipercidae · Chinese perches14
- Terapontidae · Grunters or tigerperches59
Characiformes
- Acestrorhamphidae · American tetras652
- Acestrorhynchidae · Smallscale pike characins26
- Alestidae · African tetras122
- Anostomidae · Headstanders163
- Bryconidae · "Brycon characins"49
- Chalceidae · Tucanfishes7
- Characidae · Characins; tetras207
- Chilodontidae · Headstanders8
- Citharinidae · Lutefishes8
- Crenuchidae · South American darters100
- Ctenoluciidae · Pike-characids7
- Curimatidae · Toothless characins109
- Cynodontidae · Dogtooth characins8
- Distichodontidae · Distichodus110
- Erythrinidae · Trahiras18
- Gasteropelecidae · Freshwater hatchetfishes9
- Hemiodontidae · Halftooths31
- Hepsetidae · African pikes6
- Iguanodectidae · "Lizard bite tetras"32
- Lebiasinidae · Pencilfishes77
- Parodontidae · Scrapetooths32
- Prochilodontidae · Flannel-mouth characiforms21
- Serrasalmidae · Piranhas and pacus104
- Spintherobolidae · Piquiras5
- Stevardiidae · Stevardiids336
- Tarumaniidae · Muck fishes1
- Triportheidae · Hatchet characins23
Cichliformes
Clupeiformes
- Alosidae · Shads and Sardines32
- Chirocentridae · Wolf herring2
- Clupeidae · Herrings, shads, sardines, menhadens15
- Denticipitidae · Denticle herrings1
- Dorosomatidae · Gizzard shads and sardinellas115
- Dussumieriidae · Round herrings16
- Ehiravidae · River sprats31
- Engraulidae · Anchovies181
- Pristigasteridae · Pristigasterids38
- Spratelloididae · Small round herrings8
Cypriniformes
- Acheilognathidae · Bitterlings81
- Balitoridae · River loaches109
- Barbuccidae · Fire-eyed loaches2
- Botiidae · Pointface loaches60
- Catostomidae · Suckers80
- Cobitidae · Spined loaches232
- Cyprinidae · Minnows or carps1,761
- Danionidae · Danios375
- Ellopostomatidae · Square-head loaches2
- Gastromyzontidae · Hillstream loaches150
- Gobionidae · Gudgeons220
- Gyrinocheilidae · Algae eaters3
- Leptobarbidae · Cigar barbs5
- Leuciscidae · Minnows678
- Nemacheilidae · Brook loaches761
- Paedocyprididae · Tiny carps3
- Psilorhynchidae · Mountain carps29
- Serpenticobitidae · Snake loaches3
- Sundadanionidae · Tiny danios9
- Tanichthyidae · Mountain minnows6
- Tincidae · Tenches1
- Vaillantellidae · Longfin loaches3
- Xenocyprididae · East Asian minnows159
Cyprinodontiformes
- Anablepidae · Four-eyed fishes, onesided livebearers & white-eye19
- Aphaniidae · Oriental killifishes45
- Aplocheilidae · Killifishes14
- Cyprinodontidae · Pupfishes103
- Fluviphylacidae · American lampeyes7
- Fundulidae · Topminnows and killifishes44
- Goodeidae · Splitfins51
- Nothobranchiidae · African rivulines304
- Pantanodontidae · Spine killifishes6
- Poeciliidae · Poeciliids274
- Procatopodidae · African lampeyes78
- Profundulidae · Middle American killifishes10
- Rivulidae · Rivulines460
- Valenciidae · Toothcarps3
Dactylopteriformes
Elopiformes
Esociformes
Eupercaria/misc
- Caesionidae · Fusiliers24
- Callanthiidae · Splendid perches18
- Centrogenyidae · False scorpionfishes1
- Cepolidae · Bandfishes46
- Dinopercidae · Cavebasses2
- Emmelichthyidae · Rovers19
- Gerreidae · Mojarras53
- Haemulidae · Grunts138
- Labridae · Wrasses569
- Latilidae · Deepwater tilefishes30
- Lethrinidae · Emperors or scavengers43
- Lutjanidae · Snappers114
- Malacanthidae · Tilefishes16
- Monodactylidae · Moonyfishes or fingerfishes4
- Moronidae · Temperate basses6
- Nemipteridae · Threadfin breams, Whiptail breams77
- Odacidae · Cales and weed-whitings12
- Priacanthidae · Bigeyes or catalufas21
- Scaridae · Parrotfishes100
- Sciaenidae · Drums or croakers299
- Sillaginidae · Smelt-whitings37
- Sparidae · Porgies163
Gadiformes
- Bathygadidae · Rattails26
- Bregmacerotidae · Codlets17
- Euclichthyidae · Eucla cods3
- Gadidae · Cods and haddocks22
- Gaidropsaridae · Rocklings19
- Lotidae · Hakes and burbots5
- Lyconidae · Atlantic hakes2
- Macrouridae · Grenadiers or rattails378
- Macruronidae · Blue grenadiers4
- Melanonidae · Melanonids2
- Merlucciidae · Merluccid hakes17
- Moridae · Morid cods110
- Muraenolepididae · Eel cods9
- Phycidae · Phycid hakes11
- Ranicipitidae · Tadpole fishes1
- Steindachneriidae · Luminous hakes1
- Trachyrincidae · Armoured grenadiers9
Galaxiiformes
Gobiesociformes
Gobiiformes
- Butidae · Gudgeon gobies52
- Eleotridae · Bully sleepers140
- Gobiidae · Gobies1,957
- Kraemeriidae · Sand darters9
- Microdesmidae · Wormfishes92
- Milyeringidae · Blind cave gudgeons6
- Odontobutidae · Freshwater sleepers25
- Oxudercidae · Mudskippers42
- Rhyacichthyidae · Loach gobies3
- Schindleriidae · Infantfishes10
- Thalasseleotrididae · Ocean sleepers4
- Trichonotidae · Sanddivers10
- Xenisthmidae · Collared wrigglers16
Gonorynchiformes
Gymnotiformes
Hiodontiformes
Holocentriformes
Kurtiformes
Lampriformes
Lepidogalaxiiformes
Lophiiformes
- Antennariidae · Frogfishes32
- Brachionichthyidae · Handfishes14
- Caulophrynidae · Fanfins5
- Centrophrynidae · Prickly Seadevils1
- Ceratiidae · Warty Seadevils4
- Chaunacidae · Sea toads o coffinfishes33
- Diceratiidae · Double anglers (Ref. 07463) or Doublespine Seadevils (Ref. 86949)7
- Gigantactinidae · Whipnose anglers25
- Himantolophidae · Footballfishes22
- Histiophrynidae · Starfingered frogfishes15
- Linophrynidae · Leftvents27
- Lophichthyidae · Lophichthyid frogfishes1
- Lophiidae · Goosefishes34
- Melanocetidae · Black Seadevils6
- Neoceratiidae · Toothed seadevils1
- Ogcocephalidae · Batfishes93
- Oneirodidae · Dreamers71
- Rhycheridae · Balrog frogfishes2
- Tathicarpidae · Longfin frogfishes1
- Tetrabrachiidae · Four-armed frogfishes2
- Thaumatichthyidae · Wolftrap anglers (Ref. 7463), Wolftrap Seadevils (Ref. 86949)9
Mugiliformes
Mulliformes
Myctophiformes
Notacanthiformes
Ophidiiformes
Osmeriformes
Osteoglossiformes
Ovalentaria/misc
Perciformes/Bembropoidei
Perciformes/Cottoidei
Perciformes/Gasterosteoidei
Perciformes/Notothenioidei
Perciformes/Percoidei
Perciformes/Percophoidei
Perciformes/Scorpaenoidei
- Apistidae · Wasp scorpionfishes3
- Aploactinidae · Velvetfishes50
- Bembridae · Deepwater flatheads12
- Congiopodidae · Racehorses or pigfishes6
- Eschmeyeridae · Cofishes1
- Gnathanacanthidae · Red velvetfish1
- Hoplichthyidae · Ghost flatheads14
- Neosebastidae · Gurnard scorpionfishes18
- Normanichthyidae · Barehead scorpionfishes1
- Pataecidae · Australian prowfishes3
- Peristediidae · Armored searobins or armored gurnards46
- Perryenidae · Whitenose pigfishes1
- Platycephalidae · Flatheads82
- Plectrogeniidae · Stinger flatheads2
- Scorpaenidae · Scorpionfishes or rockfishes239
- Sebastidae · Rockfishes, rockcods and thornyheads133
- Setarchidae · Deep-sea bristly scorpionfishes11
- Synanceiidae · Stonefishes40
- Tetrarogidae · Wasp fishes44
- Triglidae · Searobins131
- Zanclorhynchidae · Horsefishes3
Perciformes/Serranoidei
Perciformes/Uranoscopoidei
Perciformes/Zoarcoidei
- Anarhichadidae · Wolffishes5
- Bathymasteridae · Ronquils7
- Cebidichthyidae · Monkeyfaces1
- Cryptacanthodidae · Wrymouths4
- Eulophiidae · "Spinous fin eelpouts"5
- Lumpenidae · Eel pricklebacks11
- Neozoarcidae · "Largemouth kissing eelpouts"10
- Opisthocentridae · "Rearspined fin pricklebacks"12
- Pholidae · Gunnels15
- Ptilichthyidae · Quillfish1
- Scytalinidae · Graveldivers1
- Stichaeidae · Pricklebacks45
- Zaproridae · Prowfish1
- Zoarcidae · Eelpouts297
Percopsiformes
Pleuronectiformes
- Achiridae · American soles35
- Achiropsettidae · Southern flounders4
- Bothidae · Lefteye flounders172
- Citharidae · Citharids6
- Cyclopsettidae · Sand whiffs46
- Cynoglossidae · Tonguefishes161
- Oncopteridae · Remo flounders1
- Paralichthodidae · Peppered flounders1
- Paralichthyidae · Large-tooth flounders65
- Pleuronectidae · Righteye flounders62
- Poecilopsettidae · Bigeye flounders21
- Psettodidae · Psettodids3
- Rhombosoleidae · South Pacific flounders20
- Samaridae · Crested flounders30
- Scophthalmidae · Turbots9
- Soleidae · Soles184
Polymixiiformes
Saccopharyngiformes
Salmoniformes
Scombriformes
- Amarsipidae · Bagless glassfishes1
- Ariommatidae · Ariommatids7
- Arripidae · Australian salmon4
- Bramidae · Pomfrets20
- Caristiidae · Manefishes19
- Centrolophidae · Medusafishes31
- Chiasmodontidae · Snaketooth fishes32
- Gempylidae · Snake mackerels26
- Icosteidae · Ragfish1
- Nomeidae · Driftfishes16
- Pomatomidae · Bluefishes1
- Scombridae · Mackerels, tunas, bonitos54
- Scombrolabracidae · Longfin escolars1
- Stromateidae · Butterfishes17
- Tetragonuridae · Squaretails3
- Trichiuridae · Cutlassfishes46
Siluriformes
- Ailiidae · Asian schilbeids17
- Akysidae · Stream catfishes57
- Amblycipitidae · Torrent catfishes40
- Amphiliidae · Loach catfishes102
- Anchariidae · Vaonas6
- Ariidae · Sea catfishes160
- Aspredinidae · Banjo catfishes47
- Astroblepidae · Naked sucker-mouth catfishes81
- Auchenipteridae · Driftwood catfishes127
- Auchenoglanididae · Flatnose catfishes30
- Austroglanididae · Austroglanids3
- Bagridae · Bagrid catfishes240
- Callichthyidae · Callichthyid armored catfishes216
- Cetopsidae · Whale catfishes43
- Chacidae · Squarehead or angler catfish4
- Clariidae · Airbreathing catfishes117
- Claroteidae · Claroteid catfishes62
- Cranoglanididae · Armorhead catfishes5
- Diplomystidae · Velvet catfishes7
- Doradidae · Thorny catfishes97
- Heptapteridae · Three-barbeled catfishes220
- Heteropneustidae · Airsac catfishes6
- Horabagridae · Imperial catfishes7
- Ictaluridae · North American freshwater catfishes51
- Kryptoglanidae · Indian cave catfishes1
- Lacantuniidae · Chiapas catfishes1
- Loricariidae · Armored catfishes1,018
- Malapteruridae · Electric catfishes21
- Mochokidae · Squeakers or upside-down catfishes228
- Nematogenyidae · Mountain catfishes1
- Pangasiidae · Shark catfishes29
- Phreatobiidae · Cistern catfishes3
- Pimelodidae · Long-whiskered catfishes115
- Plotosidae · Eeltail catfishes42
- Pseudopimelodidae · Bumblebee catfishes, dwarf marbled catfishes51
- Ritidae · Velvet catfishes7
- Schilbeidae · Schilbid catfishes47
- Scoloplacidae · Spiny dwarf catfishes6
- Siluridae · Sheatfishes107
- Sisoridae · Sisorid catfishes285
- Trichomycteridae · Pencil or parasitic catfishes318
Stomiiformes
Stylephoriformes
Synbranchiformes
Syngnathiformes
Tetraodontiformes
- Aracanidae · Deepwater boxfishes14
- Balistidae · Triggerfishes42
- Diodontidae · Porcupinefishes (burrfishes)18
- Molidae · Molas or Ocean Sunfishes5
- Monacanthidae · Filefishes109
- Ostraciidae · Boxfishes25
- Tetraodontidae · Puffers206
- Triacanthidae · Triplespines7
- Triacanthodidae · Spikefishes23
- Triodontidae · Three-toothed puffer1
Trachichthyiformes
Zeiformes
Source: FishBase v25.04 (fishbase.org), via cboettig/fishbase, fetched 2026-10-18.