Abyssocottidae Acanthuridae Acestrorhynchidae Achiridae Achiropsettidae Acipenseridae Acropomatidae Adrianichthyidae Agonidae Akysidae Albulidae Alepisauridae Alepocephalidae Alestiidae Alopiidae Amarsipidae Ambassidae Amblycipitidae Amblyopsidae Amiidae Ammodytidae Amphiliidae Anabantidae Anablepidae Anacanthobatidae Anarhichadidae Anguillidae Anomalopidae Anoplogastridae Anoplopomatidae Anostomidae Anotopteridae Antennariidae Aphredoderidae Aphyonidae Apistidae Aploactinidae Aplocheilidae Aplodactylidae Apogonidae Apteronotidae Aracanidae Arapaimidae Argentinidae Ariidae Ariommatidae Arripidae Artedidraconidae Aspredinidae Astroblepidae Ateleopodidae Atherinidae Atherinopsidae Auchenipteridae Aulopidae Aulorhynchidae Aulostomidae Badidae Bagridae Balistidae Balitoridae Banjosidae Barbourisiidae Bathyclupeidae Bathydraconidae Bathylagidae Bathylutichthyidae Bathymasteridae Bathysauroididae Batrachoididae Bedotiidae Belonidae Bembridae Berycidae Blenniidae Bothidae Bovichtidae Brachaeluridae Brachionichthyidae Bramidae Bregmacerotidae Bythitidae Caesionidae Callanthiidae Callichthyidae Callionymidae Callorhinchidae Caproidae Caracanthidae Carangidae Carapidae Carcharhinidae Caristiidae Catostomidae Caulophrynidae Centracanthidae Centrarchidae Centriscidae Centrogeniidae Centrolophidae Centrophoridae Centrophrynidae Centropomidae Cepolidae Ceratiidae Ceratodontidae Cetomimidae Cetopsidae Cetorhinidae Chacidae Chaenopsidae Chaetodontidae Champsodontidae Chanidae Channichthyidae Channidae Characidae Chaudhuriidae Chaunacidae Cheilodactylidae Cheimarrichthyidae Chiasmodontidae Chilodontidae Chimaeridae Chirocentridae Chironemidae Chlamydoselachidae Chlopsidae Chlorophthalmidae Cichlidae Cirrhitidae Citharidae Citharinidae Clariidae Clinidae Clupeidae Cobitidae Colocongridae Comephoridae Congiopodidae Congridae Coryphaenidae Cottidae Cottocomephoridae Cranoglanididae Creediidae Cryptacanthodidae Ctenoluciidae Curimatidae Cyclopteridae Cyematidae Cynodontidae Cynoglossidae Cyprinidae Cyprinodontidae Cyttidae Dactylopteridae Dactyloscopidae Dalatiidae Dasyatidae Datnioididae Dentatherinidae Denticipitidae Derichthyidae Diceratiidae Dichistiidae Dinolestidae Dinopercidae Diodontidae Diplomystidae Diretmidae Doradidae Draconettidae Drepaneidae Echeneidae Echinorhinidae Elassomatidae Eleginopidae Eleotridae Elopidae Embiotocidae Emmelichthyidae Engraulidae Enoplosidae Ephippidae Epigonidae Erethistidae Ereuniidae Erythrinidae Eschmeyeridae Esocidae Euclichthyidae Eurypharyngidae Evermannellidae Exocoetidae Fistulariidae Fundulidae Gadidae Galaxiidae Gasteropelecidae Gasterosteidae Gempylidae Gerreidae Gibberichthyidae Gigantactinidae Giganturidae Ginglymostomatidae Glaucosomatidae Gnathanacanthidae Gobiesocidae Gobiidae Gonorynchidae Gonostomatidae Goodeidae Grammatidae Grammicolepididae Gymnarchidae Gymnotidae Gymnuridae Gyrinocheilidae Haemulidae Halosauridae Harpagiferidae Helostomatidae Hemigaleidae Hemiodontidae Hemiramphidae Hemiscylliidae Hemitripteridae Hepsetidae Heptapteridae Heterenchelyidae Heterodontidae Heteropneustidae Hexagrammidae Hexanchidae Hexatrygonidae Himantolophidae Hiodontidae Hispidoberycidae Holocentridae Hoplichthyidae Hypopomidae Hypoptychidae Icosteidae Ictaluridae Indostomidae Inermiidae Ipnopidae Istiophoridae Kneriidae Kraemeriidae Kuhliidae Kurtidae Kyphosidae Labridae Labrisomidae Lacantuniidae Lactariidae Lamnidae Lampridae Lateolabracidae Latidae Latimeriidae Latridae Lebiasinidae Leiognathidae Lepidogalaxiidae Lepidosirenidae Lepisosteidae Leptobramidae Leptochariidae Leptochilichthyidae Leptoscopidae Lethrinidae Linophrynidae Liparidae Lobotidae Lophichthyidae Lophiidae Lophotidae Loricariidae Lotidae Lutjanidae Luvaridae Macrouridae Malacanthidae Malapteruridae Mastacembelidae Megachasmidae Megalomycteridae Megalopidae Melamphaidae Melanocetidae Melanonidae Melanotaeniidae Menidae Merlucciidae Microdesmidae Microstomatidae Mirapinnidae Mitsukurinidae Mochokidae Molidae Monacanthidae Monocentridae Monodactylidae Monognathidae Moridae Moringuidae Mormyridae Moronidae Mugilidae Mullidae Muraenesocidae Muraenidae Muraenolepididae Myctophidae Myliobatidae Myrocongridae Myxinidae Nandidae Narcinidae Nematistiidae Nematogenyidae Nemichthyidae Nemipteridae Neoceratiidae Neoscopelidae Neosebastidae Nettastomatidae Nomeidae Normanichthyidae Notacanthidae Notocheiridae Notopteridae Notosudidae Nototheniidae Odacidae Odontaspididae Odontobutidae Ogcocephalidae Olyridae Omosudidae Oneirodidae Ophichthidae Ophidiidae Opisthoproctidae Opistognathidae Oplegnathidae Orectolobidae Oreosomatidae Osmeridae Osphronemidae Osteoglossidae Ostraciidae Ostracoberycidae Pangasiidae Pantodontidae Parabembridae Parabrotulidae Parakysidae Paralepididae Paralichthyidae Parascorpididae Parascylliidae Paraulopidae Parazenidae Parodontidae Pataecidae Pegasidae Pempheridae Pentacerotidae Percichthyidae Percidae Perciliidae Percophidae Percopsidae Peristediidae Petromyzontidae Phallostethidae Pholidae Pholidichthyidae Phosichthyidae Phractolaemidae Phycidae Pimelodidae Pinguipedidae Platycephalidae Platytroctidae Plecoglossidae Plectrogenidae Plesiobatidae Plesiopidae Pleuronectidae Plotosidae Poeciliidae Polycentridae Polymixiidae Polynemidae Polyodontidae Polyprionidae Polypteridae Pomacanthidae Pomacentridae Pomatomidae Potamotrygonidae Priacanthidae Pristidae Pristigasteridae Pristiophoridae Prochilodontidae Profundulidae Proscylliidae Protopteridae Psettodidae Pseudaphritidae Pseudocarchariidae Pseudochromidae Pseudomugilidae Pseudopimelodidae Pseudotriakidae Pseudotrichonotidae Psilorhynchidae Psychrolutidae Ptereleotridae Ptilichthyidae Rachycentridae Radiicephalidae Rajidae Regalecidae Retropinnidae Rhamphichthyidae Rhamphocottidae Rhincodontidae Rhinobatidae Rhinochimaeridae Rhyacichthyidae Rivulidae Rondeletiidae Saccopharyngidae Salangidae Salmonidae Samaridae Scaridae Scatophagidae Schilbeidae Schindleriidae Sciaenidae Scoloplacidae Scomberesocidae Scombridae Scombrolabracidae Scombropidae Scopelarchidae Scophthalmidae Scorpaenidae Scyliorhinidae Scytalinidae Sebastidae Serranidae Serrivomeridae Setarchidae Siganidae Sillaginidae Siluridae Sisoridae Soleidae Solenostomidae Sparidae Sphyraenidae Sphyrnidae Squalidae Squatinidae Stegostomatidae Stephanoberycidae Sternoptychidae Sternopygidae Stichaeidae Stomiidae Stromateidae Stylephoridae Sundasalangidae Symphysanodontidae Synanceiidae Synaphobranchidae Synbranchidae Syngnathidae Synodontidae Telmatherinidae Terapontidae Tetrabrachiidae Tetragonuridae Tetraodontidae Tetrarogidae Thaumatichthyidae Torpedinidae Toxotidae Trachichthyidae Trachinidae Trachipteridae Triacanthidae Triacanthodidae Triakidae Trichiuridae Trichodontidae Trichomycteridae Trichonotidae Triglidae Triodontidae Tripterygiidae Umbridae Uranoscopidae Urolophidae Valenciidae Veliferidae Xenisthmidae Xiphiidae Zanclidae Zaproridae Zeidae Zenionidae Zoarcidae
Aestivating lungfishes African lungfishes African tetras Aholeholes Airbreathing catfishes Airsac catfishes Alfonsinos Algae eaters American soles Anchovies Angel sharks Angelfishes Antarctic dragonfishes Archerfishes Argentines or herring
smelts Ariommatids Armored
catfishes Armored searobins or armored gurnards Armorhead catfishes Armorheads Arowanas Asian leaffishes Asiatic glassfishes Aulopus Australian lungfish Australian
prowfishes Australian salmon Ayu
fish Bagrid catfishes Baikal
oilfishes Bamboo sharks Bandfishes Banjo catfishes Barbeled dragonfishes Barbeled
houndsharks Barbled plunderfishes Barracudas Barracudinas Barreleyes or spookfishes Basking
sharks Basslets Batfishes Beachsalmon Beaked salmons Beardfishes Bichirs Bigeyes
or catalufas Bigscale fishes or ridgeheads Billfishes Black seadevils Blind sharks Blue eyes Bluefishes Boarfishes Bobtail
snipe eels Bonefishes Bonnetmouths Bonytongues Bowfins Boxfishes Bramble
sharks Bristlemouths Bullhead, horn, or
Port Jackson sharks Bumblebee catfishes, dwarf marbled
catfishes Butterfishes Butterfly
rays Butterflyfishes Cales and
weed-whitings Callichthyid armored catfishes Cardinalfishes Carpet or nurse sharks Cat sharks Cavebasses Cavefishes Characins Chiapas
catfishes Cichlids Citharids Climbing gouramies Clingfishes and
singleslits Clinids Cobia Cod icefishes Codlets Cods
and haddocks Collared carpet sharks Combtooth blennies Conger and garden
eels Convict blenny Cornetfishes Cow sharks Crestfishes Crocodile icefishes Crocodile sharks Cusk-eels Cutlassfishes Cutthroat eels Daggertooth Damselfishes Deep-sea anglerfish Deep-sea smelts Deep-sea spiny eels Deep-water sculpins Deepwater cardinalfishes Deepwater
flatheads Deepwater stingray Denticle
herring Dogfish sharks Dolphinfishes Dories Dottybacks Double anglers Dragonets Dreamers Driftfishes Driftwood catfishes Drums or croakers Duckbill eels Duckbills Eagle and manta rays Eel cods Eelpouts Eeltail
catfishes Electric catfishes Electric
rays Elephantfishes Emperors or
scavengers Eucla cods False
brotulas False catsharks False
morays False trevallies Fanfins Fangtooth Fatheads Featherbacks or knifefishes Filefishes Finback catsharks Flabby whalefishes Flatheads Flying gurnards Flyingfishes Footballfishes Four-eyed fishes, onesided livebearers & white-eye Freshwater Butterflyfish Freshwater eels Freshwater hatchetfishes Frilled sharks Frogfishes Fusiliers Galaxiids Galjoen fishes Gars Ghost flatheads Ghost
knifefishes Ghost pipefishes Gibberfishes Glass knifefishes Gnomefishes Goatfishes Gobies Goblin shark Gombessa Goosefishes Gouramies Grammicolepidids Graveldivers Greeneyes Greenlings Grenadiers or rattails Grunt sculpins Grunters or
tigerperches Grunts Guitarfishes Gulpers Gunnels Hagfishes Hairyfish and tapetails or
ribbonbearers Hakes and burbots Halfbeaks Halosaurs Hammerhead, bonnethead, or scoophead sharks Handfishes Hawkfishes Headstanders Herrings, shads, sardines,
menhadens Hingemouths Houndsharks Icefishes or noodlefishes Jacks and pompanos Jawfishes Jellynose fishes Jutjaws Kelpfishes Killifishes Kissing gourami Knifejaws Labrisomids Lampreys Lancetfishes Lanternbellies, temperate
ocean-basses Lanterneye fishes Lanternfishes Large-tooth flounders Largenose fishes Lates perches Leaffishes Lefteye flounders Leftvents Leptochilichthyids Lightfishes Lizardfishes Loach catfishes Loach gobies Loaches Long-finned pike Long-whiskered catfishes Longneck eels Longnose chimaeras Longtail catfishes Lophichthyid frogfishes Louvar Lumpfishes Mackerel sharks or white
shark Mackerels, tunas, bonitos Madagascar rainbowfishes Manefishes Marblefishes Medusafishes Megamouth sharks Melanonids Merluccid hakes Middle American
killifishes Milkfish Minnows or
carps Mojarras Molas or Ocean
Sunfishes Mooneyes Moonfish Moonyfishes or fingerfishes Moorish
idol Moray eels Morid cods Morwongs Mountain catfishes Mudminnows Mullets Naked
sucker-mouth catfishes Naked-back knifefishes Needlefishes Neotropical silversides New Zealand smelts North American freshwater
catfishes Numbfishes Nurse
sharks Nurseryfishes Oarfishes Oldwife Opah Orbicular
velvetfishes Oreos Paddlefishes Parakysid catfishes Parazen Parrotfishes Pearl perches Pearleyes Pearlfishes Pencil
or parasitic catfishes Perches Phycid
hakes Pike congers Pike-, tube- and
flagblennies Pike-characids Pikes Pinecone fishes Pipefishes and seahorses Pirate
perches Plownose chimaeras Poachers Poeciliids Pomfrets Porcupinefishes (burrfishes) Porgies Priapiumfishes Pricklebacks Pricklefishes Pristigasterids Prowfish Psettodids Puffers Pupfishes Pygmy sunfishes Quillfish Rabbitfishes Racehorses or pigfishes Ragfish Rainbowfishes, blue eyes Red
velvetfish Redmouth whalefishes Remoras Requiem sharks Ribbonfishes Ricefishes Righteye flounders River loaches River stingrays Rivulines Rockfishes, rockcods and thornyheads Ronquils Roosterfish Round
rays Roundheads Rovers Sabertooth fishes Sablefishes Sailfin silversides Salamanderfishes Salmonids Sand darters Sand
eel Sand knifefishes Sand
lances Sand stargazers Sand
tigers Sandburrowers Sanddivers Sandfishes Sandperches Sauries Saw sharks Sawfishes Sawtooth eels Scats Schilbid catfishes Scorpionfishes or rockfishes Sculpins Sea basses: groupers and fairy basslets Sea
catfishes Sea chubs Sea ravens or
sailfin sculpins Sea toads Seadevils Seamoths Searobins Shark catfishes Sheatfishes Shellears Shortnose chimaeras or ratfishes Sicklefishes Silversides Sisorid catfishes Sixgill stingrays Skates Sleeper sharks Sleepers Slickheads Slimeheads Slimys, slipmouths, or
ponyfishes Smelt-whitings Smelts Smooth skates Snailfishes Snake eels Snake mackerels Snakeheads Snappers Snipe
eels Snipefishes and shrimpfishes Snooks Soles Southern
flounders Southern sandfishes Spadefishes, batfishes and scats Spikefishes Spiny dwarf catfishes Spiny eels Spiny plunderfishes Spinyfins Splendid perches Splitfins Squarehead or angler catfish Squaretails Squeakers or upside-down
catfishes Squirrelfishes, soldierfishes Stargazers Sticklebacks and tubesnouts Stingrays Stonefishes Stream
catfishes Sturgeons Suckers Sundaland noodlefishes Sunfishes Surf sardines Surfperches Surgeonfishes, tangs, unicornfishes Swallowers Swamp-eels Sweepers Swordfish Tarpons Telescopefishes Temperate basses Temperate perches Tenpounders Thornfishes Thorny catfishes Threadfin breams, Whiptail
breams Threadfins Three-toothed
puffer Threefin blennies Thresher
sharks Tilefishes Toadfishes Tonguefishes Toothed seadevils Topminnows and killifishes Torrent
catfishes Torrentfish Trahiras Triggerfishes Triplespines Tripletails Trout-perches Trumpeters Trumpetfishes Tube-eye or thread-tail Tubeshoulders Tubesnouts Turbots Tusked
silversides Velifers Velvet
whalefishes Velvetfishes Viviparous
brotulas Waryfishes Wasp fishes Weasel sharks Weeverfishes Whale catfishes Whale shark Whipnose anglers Wolf herring Wolffishes Wolftrap anglers Worm or spaghetti eels Wormfishes Wrasses Wreckfishes Wrymouths Zebra sharks Zeniontids