News
SpeciesScientists Discover Mysterious New Fish in the Red Sea – and Have Never Seen It AgainOceanEye to eye with Britain's hidden sharks at SharkAdemy - OceanographicRiversIn October, biologists surveying a New York harbor for invasive fish pulled up a bright yellow one. It wasn't an invasive species at allOceanShedd Aquarium Sends Shark Eggs to Bolster Wild PopulationsSpeciesA rare fish has been found in Lake Ontario, North America, whose entire body is golden. It is a nati..OceanThe Great Sea Reef Is Fiji’s Wildest Dive, and a New Frontier for ConservationOceanEckerd College professor contributes to designating Biscayne Bay an Important Shark and Ray AreaSpeciesRio Verde Grande Survey Identifies Fifty-Three Fish Species Facing Flow ReductionsFisheriesAdams River Salmon Run in Thompson-NicolaIndiaHilsa production dropped 26% in five years, fisheries minister tells parliamentSpeciesScientists Discover Mysterious New Fish in the Red Sea – and Have Never Seen It AgainOceanEye to eye with Britain's hidden sharks at SharkAdemy - OceanographicRiversIn October, biologists surveying a New York harbor for invasive fish pulled up a bright yellow one. It wasn't an invasive species at allOceanShedd Aquarium Sends Shark Eggs to Bolster Wild PopulationsSpeciesA rare fish has been found in Lake Ontario, North America, whose entire body is golden. It is a nati..OceanThe Great Sea Reef Is Fiji’s Wildest Dive, and a New Frontier for ConservationOceanEckerd College professor contributes to designating Biscayne Bay an Important Shark and Ray AreaSpeciesRio Verde Grande Survey Identifies Fifty-Three Fish Species Facing Flow ReductionsFisheriesAdams River Salmon Run in Thompson-NicolaIndiaHilsa production dropped 26% in five years, fisheries minister tells parliament
EveryFish

All fish

275 fish so far, best known first. 916 more are on the list to be written.

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GroupSharkRayCarpCatfishSalmonidHerringCodTunaPerch-likeCichlidReef fishEelFlatfishLivebearerAncientOther
WaterRivers and lakesEstuaries and mangrovesCoasts and shelvesCoral reefsOpen oceanDeep seaPolar and cold seasCaves and springsBetween sea and river
UseFood fishFarmedAquarium fishSport fishingCulture and faithVenomous or dangerousInvasiveScience and research
OrderBest knownA to ZOldest firstNewest firstBy size
🇯🇵 JapanRanchu A hooded goldfish breed from Japan with no dorsal fin and a rounded body.Other · Rivers and lakes WorldTetra Common name for small freshwater characiform fishes popular in aquaria.Livebearer · Rivers and lakes 🇧🇷 BrazilBlack arowana A South American freshwater fish known for its dark colour and jumping hunting style.Other · Rivers and lakes 🇮🇩 Indonesia and 4 moreAsian arowana Large freshwater fish from Southeast Asia known for its metallic scales and cultural significance.Ancient · Rivers and lakes · 1840 🇵🇦 Panama and 1 moreGlass knifefish Translucent electric fish from South American riversOther · Rivers and lakes 🇧🇷 Brazil and 1 moreSilver arowana Large South American freshwater predator with bone tongue.Other · Rivers and lakes 🇺🇸 United StatesSouthern cavefish A blind cavefish from the eastern United States.Other · Rivers and lakes · 1859 Fire eel 🇹🇭 Thailand and 4 moreFire eel Large spiny eel with red markings from Southeast AsiaOther · Rivers and lakes 🇹🇭 Thailand and 3 morePeacock eel A small freshwater spiny eel from Southeast Asia.Eel · Rivers and lakes 🇸🇳 Senegal and 3 moreSenegal bichir Ancient African fish that breathes air and walks on landAncient · Rivers and lakes Sub-Saharan AfricaMbu pufferfish Large carnivorous freshwater puffer from the Congo River.Other · Rivers and lakes South AsiaGreen spotted puffer Small brackish water pufferfish with a tiny genomeOther · Rivers and lakes 🇰🇭 Cambodia and 1 moreFigure 8 puffer A small brackish water pufferfish with distinctive eye-like markings.Other · Rivers and lakes OceaniaBanded archerfish A silvery fish that spits water jets to catch prey.Perch-like · Estuaries and mangroves · 1767 Sub-Saharan AfricaFreshwater butterflyfish Surface-dwelling African fish that glides above water.Other · Rivers and lakes 🇮🇩 IndonesiaBoeseman's rainbowfish A colourful freshwater fish from West Papua lakes.Other · Rivers and lakes 🇦🇺 Australia and 1 moreThreadfin rainbowfish Small freshwater fish with long, elegant fins from Australia and New Guinea.Other · Rivers and lakes · 1974 🇵🇬 Papua New GuineaForktail blue-eye A small freshwater fish from Papua New Guinea rainforests.Livebearer · Rivers and lakes 🇮🇩 IndonesiaDwarf rainbowfish Small, iridescent freshwater fish from West Papua.Other · Rivers and lakes Bluefin notho 🇲🇿 MozambiqueBluefin notho A small annual killifish from Mozambique kept in aquaria.Livebearer · Rivers and lakes · 1926 🇬🇦 GabonLyretail panchax Small colourful freshwater killifish from GabonLivebearer · Rivers and lakes 🇮🇩 IndonesiaCelebes rainbowfish A small, transparent silverside from Sulawesi streams.Other · Rivers and lakes 🇬🇳 Guinea and 2 moreClown killi Small West African freshwater fish with ringed patternsLivebearer · Rivers and lakes · 1915 🇳🇬 Nigeria and 1 moreBlue lyretail A colourful West African killifish kept in home aquariums.Livebearer · Rivers and lakes · 1911 🇨🇩 Democratic Republic of the CongoCongo tetra A colourful African freshwater fish kept in home aquaria for its bright scales and feathery tail.Other · Rivers and lakes · 1899 🇧🇷 Brazil and 2 moreBlack tetra Small freshwater characin with dark vertical barsOther · Rivers and lakes 🇧🇷 BrazilRummy-nose tetra Small Amazonian characin with a red head and striped tail.Other · Rivers and lakes · 1924 🇺🇸 United States and 1 moreLongfin smelt Small anadromous fish of the North Pacific coastOther · Rivers and lakes 🇧🇷 BrazilEmber tetra Tiny orange freshwater fish from BrazilOther · Rivers and lakes · 1987 Bleeding heart tetra WorldBleeding heart tetra Small Amazonian fish with a red flank spotOther · Rivers and lakes · 1943 Latin America and the CaribbeanPenguinfish Small striped characin from South American riversOther · Rivers and lakes 🇧🇷 BrazilLemon tetra Small yellow freshwater fish from the Amazon basin.Other · Rivers and lakes 🇧🇷 Brazil and 1 moreX-ray tetra Small translucent South American freshwater fish popular in home aquariums.Other · Rivers and lakes · 1894 🇨🇴 ColombiaEmperor tetra A small freshwater fish from Colombia, prized in the aquarium trade for its striking colours and distinct sexual dimorphOther · Rivers and lakes 🇧🇷 Brazil and 4 moreMarbled hatchetfish A small South American freshwater fish kept in aquariums for its unique shape and surface-dwelling habits.Other · Rivers and lakes · 1864 🇻🇪 VenezuelaDiamond tetra Small Venezuelan freshwater fish with violet finsOther · Rivers and lakes · 1920 🇧🇴 Bolivia and 3 moreCommon hatchetfish Small freshwater fish from South AmericaOther · Rivers and lakes WorldSplash tetra Small South American fish that lays eggs on leaves above waterOther · Rivers and lakes 🇨🇳 China and 4 moreThree spot gourami Hardy freshwater fish native to Southeast Asia with distinct side spots.Other · Rivers and lakes 🇰🇭 Cambodia and 3 moreMoonlight gourami A small, silvery labyrinth fish native to Southeast Asian rivers and swamps.Other · Rivers and lakes Southeast AsiaPygmy gourami A tiny freshwater fish from Southeast Asia known for its iridescent colours and ability to make sounds.Other · Rivers and lakes Chocolate gourami 🇲🇾 MalaysiaChocolate gourami Small maternal mouthbrooding fish from Southeast Asian peat swampsOther · Rivers and lakes 🇨🇳 China and 1 moreParadise fish Aggressive freshwater gourami from East AsiaOther · Rivers and lakes WorldPeters's elephantnose fish A West African freshwater fish that navigates using weak electric pulses.Other · Rivers and lakes WorldButterflyfish A global family of colourful tropical reef fish known for their bright patterns and coral diets.Reef fish · Coasts and shelves · 1815 WorldParrotfish Reef-dwelling wrasses with beak-like teeth that grind coral into sand.Reef fish · Coasts and shelves WorldSurgeonfish Marine fish family with sharp tail spines and algae diets.Reef fish · Coasts and shelves WorldClownfish Small reef fish living in sea anemones.Reef fish · Coasts and shelves · 1801
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Every Monday: the fish of the day, new pages on EveryFish, and the conferences and anniversaries of the week ahead.