All fish
282 fish so far, best known first. 909 more are on the list to be written.
GroupSharkRayCarpCatfishSalmonidHerringCodTunaPerch-likeCichlidReef fishEelFlatfishLivebearerAncientOther
WaterRivers and lakesEstuaries and mangrovesCoasts and shelvesCoral reefsOpen oceanDeep seaPolar and cold seasCaves and springsBetween sea and river
🇺🇸 United States and 4 moreSea lamprey
A jawless, parasitic fish native to the Northern Hemisphere that attacks other fish.Ancient · Rivers and lakes · 1758
🇺🇸 United States and 1 moreAtlantic sturgeon
A large anadromous fish native to the western Atlantic Ocean and its river systems.Ancient · Rivers and lakes
🇺🇸 United States and 1 moreShortnose sturgeon
A small, endangered North American sturgeon with a short snout.Ancient · Rivers and lakes · 1818
🇺🇸 United StatesPallid sturgeon
An endangered North American sturgeon species native to the Missouri and Mississippi river basins.Ancient · Rivers and lakes · 1905
🇲🇽 Mexico and 2 moreTropical gar
A small freshwater predator from Central America known for its armored scales and air-breathing ability.Ancient · Rivers and lakes
WorldLamprey
Jawless fish with a sucking mouth found in temperate waters worldwide.Ancient · Rivers and lakes
🇺🇸 United StatesCladoselache
Extinct Late Devonian shark-like fish known for well-preserved fossils and streamlined body.Shark · Coasts and shelves
🇳🇬 NigeriaGymnarchus
African electric fish with a long dorsal fin used for swimming and sensing prey.Ancient · Rivers and lakes · 1829
🇿🇦 South Africa and 1 moreCoelacanth
Ancient lobe-finned fish thought extinct until rediscovered in the twentieth century.Ancient · Coasts and shelves · 1839
🇺🇸 United StatesAmerican paddlefish
Ancient freshwater fish with a sensory snout and filter-feeding habits.Ancient · Rivers and lakes · 1792
🇿🇦 South Africa and 4 moreWest Indian Ocean coelacanth
Rare deep-sea fish with blue scales and limb-like fins.Ancient · Deep sea · 1938
🇮🇩 IndonesiaIndonesian coelacanth
A rare brown deep-sea fish found in Indonesian waters.Ancient · Open ocean · 1999
🇦🇺 AustraliaAustralian lungfish
Ancient air-breathing fish endemic to Queensland rivers, known for its longevity and living fossil status.Ancient · Rivers and lakes · 1871
🇺🇸 United States and 1 morePacific lamprey
An anadromous parasitic jawless fish found along the Pacific Rim.Ancient · Rivers and lakes · 1872
🇨🇦 Canada and 1 moreAtlantic hagfish
A jawless marine scavenger known for its slime and lack of true eyes.Ancient · Deep sea · 1758
🇸🇳 Senegal and 3 moreSenegal bichir
Ancient African fish that breathes air and walks on landAncient · Rivers and lakes
Photo credits on this page
The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.
- Sea lamprey: Fernando Losada Rodríguez, CC BY-SA 4.0, source
- Lungfish: Unknown author, CC BY-SA 2.5, source
- Atlantic sturgeon: Jiaqian AirplaneFan, CC BY 3.0, source
- Shortnose sturgeon: Unknown author, Public domain, source
- Pallid sturgeon: USFWS Fish and Aquatic Conservation, Public domain, source
- Tropical gar: AlejandroLinaresGarcia, CC BY-SA 3.0, source
- Bichir: 5snake5, CC0, source
- Lamprey: Tiit Hunt, CC BY-SA 3.0, source
- Cladoselache: James St. John, CC BY 2.0, source
- Gymnarchus: Wiki-Harfus ; modified by Wildfeuer, CC BY-SA 3.0, source
- Coelacanth: Alberto Fernandez Fernandez, CC BY-SA 3.0, source
- American paddlefish: Timothy Knepp, Public domain, source
- Indonesian coelacanth: Unknown author, CC BY-SA 2.5, source
- West Indian Ocean coelacanth: sybarite48, CC BY 2.0, source
- Pacific lamprey: Dave Herasimtschuk, US Fish & Wildlife Service, Public domain, source