All fish
693 fish so far, best known first. 494 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
Sub-Saharan AfricaVundu
A large air-breathing catfish native to African rivers and lakes.Catfish · Rivers and lakes
🇧🇷 BrazilPiraíba
A massive Amazonian catfish known for its long barbels and role as an apex predator.Catfish · Rivers and lakes
🇧🇷 Brazil and 3 moreSpotted sorubim
A large South American catfish known for its spotted pattern and commercial value.Catfish · Rivers and lakes · 1829
🇧🇷 Brazil and 4 moreTiger shovelnose catfish
Large striped South American river catfishCatfish · Rivers and lakes · 1862
🇳🇬 Nigeria and 1 moreElectric catfish
African catfish that generates strong electric shocksCatfish · Rivers and lakes
🇧🇷 Brazil and 1 moreAncistrus
A genus of small, nocturnal freshwater catfish native to South America and Panama.Catfish · Rivers and lakes
Sub-Saharan AfricaVictoria tilapia
A cichlid native to Lake Victoria with unique colour patterns.Cichlid · Rivers and lakes
🇲🇲 Myanmar and 1 moreCelestial pearl danio
A tiny, brightly coloured freshwater fish from Myanmar and Thailand, popular in the aquarium trade.Carp · Rivers and lakes · 2006
🇮🇷 Iran and 3 moreMangar
Large cyprinid fish of the Tigris and Euphrates rivers.Carp · Rivers and lakes · 1843
🇨🇳 ChinaPrzewalskii's naked carp
Endemic cyprinid of China's Qinghai Lake basinCarp · Rivers and lakes
🇮🇷 Iran and 2 moreCaspian kutum
A prized ray-finned fish from the Caspian Sea.Carp · Estuaries and mangroves · 1901
🇮🇶 IraqBinni
A plant-eating barbel from the Tigris and Euphrates marshes.Carp · Rivers and lakes
EuropeCommon nase
A migratory European cyprinid with orange tail fins.Carp · Rivers and lakes · 1758
🇬🇧 United Kingdom and 4 moreBarbel
Carp-like freshwater fish with distinctive mouth barbelsCarp · Rivers and lakes
EuropeAsp
A predatory freshwater fish native to Europe and western Asia.Carp · Rivers and lakes · 1758
🇺🇸 United States and 2 moreFathead minnow
Small North American freshwater fish used as bait and in toxicity studies.Carp · Rivers and lakes
🇺🇸 United States and 1 moreGolden shiner
A North American minnow used widely as bait and in pond culture.Carp · Rivers and lakes
EuropeMediterranean spearfish
A marlin species native to the Mediterranean SeaOther · Open ocean
WorldShortbill spearfish
A small marlin with a short bill found in tropical oceans.Other · Open ocean
🇺🇸 United States and 1 moreColorado pikeminnow
A large native river fish of the Colorado Basin, once abundant but now critically endangered.Carp · Rivers and lakes
🇫🇷 FranceCommon bleak
A small, silvery freshwater fish found across Europe and Western Asia.Carp · Rivers and lakes
🇰🇭 Cambodia and 2 moreGiant barb
The largest cyprinid fish, native to major river basins in Southeast Asia.Carp · Rivers and lakes
🇹🇭 Thailand and 2 moreEmpurau
A large Southeast Asian river fish prized for its high market value.Carp · Rivers and lakes
🇹🇭 Thailand and 4 moreTinfoil barb
A large Southeast Asian freshwater fish known for its red fins and silvery body.Carp · Rivers and lakes · 1853
🇹🇭 Thailand and 1 moreHampala barb
Large predatory cyprinid from Southeast Asian rivers.Carp · Rivers and lakes
🇹🇭 Thailand and 4 moreJava barb
A silvery freshwater fish farmed across Southeast Asia.Carp · Rivers and lakes
🇹🇭 Thailand and 4 moreJullien's golden carp
Endangered Southeast Asian river fish with five stripesCarp · Rivers and lakes
🇺🇸 United States and 3 moreKokanee salmon
A landlocked freshwater form of the sockeye salmon found in North America and Japan.Salmonid · Rivers and lakes
🇷🇺 RussiaInconnu
A large anadromous whitefish native to the Caspian Sea basin.Salmonid · Rivers and lakes
🇷🇺 RussiaOmul
A whitefish species endemic to Lake Baikal in Siberia, Russia.Salmonid · Rivers and lakes
🇲🇰 North Macedonia and 1 moreOhrid trout
An endemic trout species found in Lake Ohrid and the Black Drin river.Salmonid · Rivers and lakes
🇮🇹 ItalyCarpione
Endangered salmonid fish native to Lake Garda in Italy.Salmonid · Rivers and lakes
🇦🇲 ArmeniaSevan trout
Extinct endemic salmonid of Lake Sevan in ArmeniaSalmonid · Rivers and lakes
🇬🇧 United Kingdom and 3 moreSea trout
Anadromous form of brown trout that migrates between sea and rivers.Salmonid · Between sea and river
🇯🇵 JapanBiwa trout
Salmonid fish endemic to Lake Biwa in JapanSalmonid · Rivers and lakes · 2025
🇺🇸 United States and 4 moreOncorhynchus
A genus of migratory fish native to the North Pacific basin.Salmonid · Rivers and lakes
🇨🇳 ChinaGoldfish
A domesticated freshwater carp from China, kept worldwide as a pet and aquarium fish.Carp · Rivers and lakes
🇨🇳 China and 1 moreBlack carp
A large freshwater fish native to East Asia, known for eating snails and causing ecological issues in the US.Carp · Rivers and lakes
🇨🇳 China and 1 moreMud carp
Freshwater fish farmed in Asia since the Tang dynastyCarp · Rivers and lakes
WorldTench
Slippery freshwater fish with olive-green skin and red eyes.Carp · Rivers and lakes · 1758
🇦🇺 AustraliaCommon roach
A widespread European freshwater fish with red fins.Carp · Rivers and lakes
WorldGuitarfish
A family of rays with a shark-like tail and flattened head found in warm waters worldwide.Ray · Coasts and shelves
WorldSkate
Cartilaginous fish with flat bodies and egg cases, found on sea floors worldwide.Shark · Coasts and shelves
WorldChimaeras
Cartilaginous deep-sea fish with cartilage skeletons and unique tooth plates.Shark · Open ocean
🇪🇬 Egypt and 3 morePebbly fish
A silver characin from African rivers and lakes.Other · Rivers and lakes
🇺🇸 United States and 1 moreBrook trout
A colorful freshwater char native to eastern North America, known for its spotted pattern and status as a popular game fSalmonid · Rivers and lakes · 1814
🇨🇦 Canada and 1 moreLake trout
Large freshwater char of northern lakesSalmonid · Rivers and lakes
WorldBrown trout
A widespread salmonid with river, lake and sea forms.Salmonid · Rivers and lakes · 1758
🇧🇷 BrazilPiraíba
A massive Amazonian catfish known for its long barbels and role as an apex predator.Catfish · Rivers and lakes
🇧🇷 Brazil and 3 moreSpotted sorubim
A large South American catfish known for its spotted pattern and commercial value.Catfish · Rivers and lakes · 1829
🇧🇷 Brazil and 4 moreTiger shovelnose catfish
Large striped South American river catfishCatfish · Rivers and lakes · 1862
🇳🇬 Nigeria and 1 moreElectric catfish
African catfish that generates strong electric shocksCatfish · Rivers and lakes
🇧🇷 Brazil and 1 moreAncistrus
A genus of small, nocturnal freshwater catfish native to South America and Panama.Catfish · Rivers and lakes
🇲🇲 Myanmar and 1 moreCelestial pearl danio
A tiny, brightly coloured freshwater fish from Myanmar and Thailand, popular in the aquarium trade.Carp · Rivers and lakes · 2006
🇮🇷 Iran and 3 moreMangar
Large cyprinid fish of the Tigris and Euphrates rivers.Carp · Rivers and lakes · 1843
🇮🇶 IraqBinni
A plant-eating barbel from the Tigris and Euphrates marshes.Carp · Rivers and lakes
🇬🇧 United Kingdom and 4 moreBarbel
Carp-like freshwater fish with distinctive mouth barbelsCarp · Rivers and lakes
EuropeMediterranean spearfish
A marlin species native to the Mediterranean SeaOther · Open ocean
🇰🇭 Cambodia and 2 moreGiant barb
The largest cyprinid fish, native to major river basins in Southeast Asia.Carp · Rivers and lakes
🇹🇭 Thailand and 4 moreJullien's golden carp
Endangered Southeast Asian river fish with five stripesCarp · Rivers and lakes
🇷🇺 RussiaInconnu
A large anadromous whitefish native to the Caspian Sea basin.Salmonid · Rivers and lakes
🇮🇹 ItalyCarpione
Endangered salmonid fish native to Lake Garda in Italy.Salmonid · Rivers and lakes
🇬🇧 United Kingdom and 3 moreSea trout
Anadromous form of brown trout that migrates between sea and rivers.Salmonid · Between sea and river
🇯🇵 JapanBiwa trout
Salmonid fish endemic to Lake Biwa in JapanSalmonid · Rivers and lakes · 2025
🇨🇳 ChinaGoldfish
A domesticated freshwater carp from China, kept worldwide as a pet and aquarium fish.Carp · Rivers and lakes
WorldSkate
Cartilaginous fish with flat bodies and egg cases, found on sea floors worldwide.Shark · Coasts and shelves
WorldChimaeras
Cartilaginous deep-sea fish with cartilage skeletons and unique tooth plates.Shark · Open ocean
🇪🇬 Egypt and 3 morePebbly fish
A silver characin from African rivers and lakes.Other · Rivers and lakes
WorldBrown trout
A widespread salmonid with river, lake and sea forms.Salmonid · Rivers and lakes · 1758
Photo credits on this page
The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.
- Piraíba: Carl H. Eigenmann / Barton Appler Bean, Public domain, source
- Spotted sorubim: Pablo Scarabotti, Tzipe Govezensky, Pablo Bolcatto & Rafael A. Barrio, CC BY 4.0, source
- Tiger shovelnose catfish: Lerdsuwa, CC BY-SA 3.0, source
- Electric catfish: Stan Shebs, CC BY-SA 3.0, source
- Ancistrus: Unknown author, CC BY-SA 3.0, source
- Victoria tilapia: G.F.Turner, CC BY-SA 4.0, source
- Celestial pearl danio: Cisamarc, CC BY-SA 3.0, source
- Mangar: maleek silawi, CC BY 3.0, source
- Przewalskii's naked carp: EricDiao, CC BY-SA 3.0, source
- Binni: IReza salighehzadeh, CC BY 3.0, source
- Common nase: André Karwath aka Aka, CC BY-SA 2.5, source
- Barbel: Neil Phillips, CC BY 2.0, source
- Asp: Karelj, Public domain, source
- Fathead minnow: Rankin1958, CC BY-SA 3.0, source
- Golden shiner: Unknown author, Public domain, source
- Mediterranean spearfish: ALCUSTOM boats, Public domain, source
- Shortbill spearfish: Nholtzha, CC BY-SA 3.0, source
- Colorado pikeminnow: J. E. Johnson/U. S. Fish and Wildlife Service, Public domain, source
- Common bleak: Piet Spaans, CC BY-SA 2.5, source
- Giant barb: User:Lerdsuwa, CC BY-SA 3.0, source
- Empurau: Wibowo Djatmiko ( Wie146 ), CC BY-SA 4.0, source
- Tinfoil barb: Wibowo Djatmiko ( Wie146 ), CC BY-SA 3.0, source
- Hampala barb: Published by Zoologische Mededelingen, at http://www.zoologischemedede, CC BY 3.0, source
- Java barb: Yung-Lun Lin, CC BY 4.0, source
- Jullien's golden carp: Lerdsuwa, CC BY-SA 3.0, source
- Kokanee salmon: self, CC0, source
- Inconnu: painter, Public domain, source
- Omul: Newspaper "Number One" (photographer Petr Sanzhiev), Public domain, source
- Ohrid trout: Albinfo, CC BY-SA 3.0, source
- Carpione: Domenico Collini, CC BY-SA 3.0, source
- Sevan trout: Dmitry Ivanov, CC BY 4.0, source
- Sea trout: No machine-readable author provided. Wolfgang Striewski assumed (based, Public domain, source
- Biwa trout: No machine-readable author provided. Vineyard assumed (based on copyri, CC BY-SA 3.0, source
- Oncorhynchus: David Menke, Public domain, source
- Goldfish: No machine-readable author provided. Heptagon assumed (based on copyri, Public domain, source
- Black carp: USFWS Fish and Aquatic Conservation, Public domain, source
- Mud carp: Daderot, Public domain, source
- Tench: Karelj, Public domain, source
- Common roach: Scardinius_erythropthalmus1_resize.jpg : Original uploader was Algirda, CC BY-SA 3.0, source
- Guitarfish: Unknown author, CC BY-SA 2.0, source
- Skate: valerie mayers, CC BY 2.0, source
- Chimaeras: Linda Snook / MBNMS, Public domain, source
- Pebbly fish: Unknown author, Public domain, source
- Brook trout: Engbretson, Eric, Public domain, source
- Lake trout: Knepp Timothy, U.S. Fish and Wildlife Service, Public domain, source
- Brown trout: Duane Raver, U.S. Fish and Wildlife Service, Public domain, source