Fish encyclopedia: every species by class, order and family

Every one of the 14,331 fish species on Guppies.za.net, arranged by scientific classification. 2,764 are kept in home aquariums and have aquarium profiles; the rest are reference entries for wild and commercial species. To browse the way fishkeepers shop, use the freshwater and marine groups instead.

Ray-finned fishes (Actinopterygii)

Sturgeons and Paddlefishes (Acipenseriformes) 30 / 10 aquarium
Bonefishes (Albuliformes) 9
Bowfins (Amiiformes) 1 / 1 aquarium
Eels and Morays (Anguilliformes) 483 / 32 aquarium
Jellynose fishes (Ateleopodiformes) 4
Silversides (Atheriniformes) 218 / 32 aquarium
Grinners (Aulopiformes) 135 / 1 aquarium
Toadfishes (Batrachoidiformes) 56 / 2 aquarium
Needle fishes (Beloniformes) 164 / 12 aquarium
Sawbellies (Beryciformes) 120 / 23 aquarium
Whalefishes (Cetomimiformes) 11
Characins (Characiformes) 241 / 164 aquarium
Herrings (Clupeiformes) 363
Carps (Cypriniformes) 1,040 / 200 aquarium
Live bearers, Killifishes and Rivulines (Cyprinodontiformes) 471 / 210 aquarium
Pygmy sunfishes (Elassomatiformes) 7 / 2 aquarium
Tarpons and Tenpounders (Elopiformes) 9 / 1 aquarium
Pikes and Mudminnows (Esociformes) 16 / 6 aquarium
Cods (Gadiformes) 348 / 5 aquarium
Sticklebacks and Seamoths (Gasterosteiformes) 20 / 5 aquarium
Clingfishes (Gobiesociformes) 83 / 2 aquarium
Milkfish (Gonorynchiformes) 10 / 1 aquarium
Knifefishes (Gymnotiformes) 39 / 6 aquarium
Velifers, Tube-eyes and Ribbonfishes (Lampriformes) 21
Gars (Lepisosteiformes) 7 / 3 aquarium
Anglerfishes (Lophiiformes) 140 / 6 aquarium
Mullets (Mugiliformes) 73 / 2 aquarium
Lanternfishes (Myctophiformes) 141
Halosaurs and deep-sea Spiny eels (Notacanthiformes) 10
Cusk eels (Ophidiiformes) 225 / 2 aquarium
Smelts (Osmeriformes) 211 / 1 aquarium
Bony tongues (Osteoglossiformes) 51 / 30 aquarium
Perch-like fish (Perciformes) 6,223 / 1,537 aquarium
Trout-perches, Pirate perches and Cavefish (Percopsiformes) 9 / 1 aquarium
Flatfishes (Pleuronectiformes) 458 / 17 aquarium
Beardfishes (Polymixiiformes) 5
Bichirs (Polypteriformes) 11 / 8 aquarium
Swallowers and Gulpers (Saccopharyngiformes) 5
Salmons (Salmoniformes) 101 / 8 aquarium
Scorpionfishes and Flatheads (Scorpaeniformes) 831 / 78 aquarium
Catfish (Siluriformes) 565 / 203 aquarium
Pricklefishes, Bigscales and Gibberfishes (Stephanoberyciformes) 16
Lightfishes and Dragonfishes (Stomiiformes) 147
Spiny eels (Synbranchiformes) 30 / 11 aquarium
Pipefishes and Seahorses (Syngnathiformes) 245 / 32 aquarium
Puffers and Filefishes (Tetraodontiformes) 284 / 81 aquarium
Dories (Zeiformes) 25 / 1 aquarium

Lampreys (Cephalaspidomorphi)

Lampreys (Petromyzontiformes) 39 / 1 aquarium

Sharks and Rays (Elasmobranchii)

Ground sharks (Carcharhiniformes) 255 / 10 aquarium
Bullhead and Horn sharks (Heterodontiformes) 9 / 4 aquarium
Frill and cow sharks (Hexanchiformes) 6 / 1 aquarium
Mackerel sharks (Lamniformes) 16
Carpet sharks (Orectolobiformes) 37 / 2 aquarium
Sawfishes (Pristiformes) 7
Bramble, Sleeper and Dogfish sharks (Squaliformes) 111
Angel sharks (Squatiniformes) 18
Electric rays (Torpediniformes) 53 / 5 aquarium

Chimaeras (Holocephali)

Chimaeras (Chimaeriformes) 35 / 1 aquarium

Hagfishes (Myxini)

Hagfishes (Myxiniformes) 23 / 1 aquarium

Lobe-finned fishes (Sarcopterygii)