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

513 fish so far, best known first. 674 more are on the list to be written.

🇧🇼 Botswana and 1 moreAfrican tigerfish Predatory freshwater fish known for sharp teeth and leaping hunting behaviour.Other · Rivers and lakes · 1861 WorldLeopard bush fish A freshwater labyrinth fish from the Congo River basin kept in home aquariums.Other · Rivers and lakes 🇸🇳 SenegalNile bichir An ancient African fish with lungs and armour-like scales.Ancient · Rivers and lakes Sub-Saharan AfricaSynodontis A large African genus of spotted catfish known for squeaking sounds and belly-up swimming.Catfish · Rivers and lakes WorldSea goldie A colourful reef fish that changes sex.Perch-like · Coasts and shelves WorldHaplochromis A large ray-finned fish genus from East Africa known for rapid evolution and aquarium popularity.Cichlid · Rivers and lakes · 1888 🇲🇼 Malawi and 2 moreMalawi eyebiter Predatory cichlid from Lake Malawi known for its narrow body and unique feeding habits.Cichlid · Rivers and lakes Southeast AsiaHumpback grouper A spotted marine fish with a distinctive humped head profile.Perch-like · Coral reefs · 1828 🇺🇸 United States and 2 moreGreen sunfish A small, aggressive freshwater fish native to North America, known for its blue-green colour and invasive potential in nPerch-like · Rivers and lakes WorldThreadfin butterflyfish A tropical marine fish with a trailing dorsal filament.Reef fish · Coasts and shelves North AmericaFoureye butterflyfish Atlantic reef fish with false eyespots for defenceReef fish · Coasts and shelves WorldYellow longnose butterflyfish A bright yellow reef fish with a long snout.Reef fish · Coral reefs · 1898 WorldRaccoon butterflyfish A striped marine fish with a distinctive facial mask.Reef fish · Coasts and shelves · 1802 🇧🇷 Brazil and 3 moreTambaqui A large freshwater fish from South America known for its heavy body and seed-eating habits.Other · Rivers and lakes 🇧🇷 Brazil and 4 moreWolf fish A predatory freshwater ray-finned fish found across Central and South America.Other · Rivers and lakes WorldCopperband butterflyfish A long-snouted reef fish with yellow stripesReef fish · Coasts and shelves 🇺🇸 United States and 1 moreMexican tetra A freshwater characin with surface and blind cave forms, studied for evolutionary biology.Other · Rivers and lakes 🇲🇾 Malaysia and 4 moreHumphead wrasse The largest reef-dwelling wrasse, known for its forehead hump and endangered status.Reef fish · Coasts and shelves · 1801 WorldGiant oceanic manta ray The world's largest ray, a massive filter-feeding predator of tropical oceans.Ray · Coasts and shelves · 1827 WorldBird wrasse A long-snouted Indo-Pacific reef fish that changes sex.Reef fish · Coral reefs OceaniaOrange clownfish Bright orange reef fish with three white barsReef fish · Coral reefs 🇳🇬 NigeriaHingemouth Small African fish with a unique proboscis-like mouthOther · Rivers and lakes 🇹🇭 Thailand and 3 moreSiamese tigerfish A critically endangered freshwater perch from Indochina.Perch-like · Rivers and lakes · 1998 🇧🇷 BrazilBanded leporinus A striped freshwater fish from the Amazon kept in home tanks and occasionally caught by anglers.Other · Rivers and lakes 🇧🇷 Brazil and 1 moreArapaima Large freshwater fish from the Amazon basin known for its size and air-breathing ability.Ancient · Rivers and lakes WorldMandarinfish A small, brightly coloured Pacific fish kept in saltwater aquariums.Other · Coasts and shelves · 1927 🇮🇩 IndonesiaBanggai cardinalfish A small, endangered marine fish from Indonesia known for its unique breeding habits and popularity in the aquarium tradeReef fish · Coasts and shelves 🇮🇳 India and 4 moreZebrafish Small striped fish from South Asia kept in aquariums and labsCarp · Rivers and lakes WorldRoyal gramma Small violet and yellow reef fish from the western Atlantic.Reef fish · Coral reefs WorldFire goby A colourful reef dartfish with a yellow head and red tail.Reef fish · Coral reefs WorldFeatherbacks and knifefishes Freshwater bony-tongued fishes with long anal finsOther · Rivers and lakes WorldYellow prawn-goby A small, colourful goby that shares burrows with shrimps.Other · Coasts and shelves Southeast AsiaGiant snakehead A large freshwater predator from Southeast Asia known for air breathing and invasive potential.Other · Rivers and lakes 🇹🇭 Thailand and 2 moreSiamese mud carp Freshwater cyprinid native to Mekong and Chao Phraya riversCarp · Rivers and lakes 🇺🇸 United States and 2 moreYellow tang Bright yellow Pacific reef fish kept in marine aquariums.Reef fish · Coasts and shelves · 1828 OceaniaPajama Cardinalfish Small, spotted reef fish known for male mouthbrooding.Other · Coral reefs WorldAphyosemion A large genus of small African killifish kept in home aquariums.Livebearer · Rivers and lakes 🇺🇸 United States and 2 moreBluegill A common North American sunfish known for its blue gill covers and popularity with anglers.Perch-like · Rivers and lakes · 1854 🇧🇷 Brazil and 4 moreArapaima Giant air-breathing freshwater fish of the AmazonOther · Rivers and lakes · 1822 🇺🇸 United StatesReef triggerfish Hawaii’s official state fish with a pig-like snoutReef fish · Coral reefs WorldPowder blue tang A bright blue reef fish from the Indian Ocean.Reef fish · Coasts and shelves · 1833 🇧🇮 Burundi and 3 moreGiant cichlid The largest living cichlid species, native to Lake Tanganyika in Africa.Cichlid · Rivers and lakes · 1899 WorldConvict tang Striped marine surgeonfish found across the Indo-Pacific.Reef fish · Coasts and shelves · 1758 WorldMoorish idol A striking black, white and yellow reef fish found across the Indo-Pacific.Reef fish · Coral reefs · 1758 WorldAnglerfish Ray-finned fish using a modified dorsal fin ray as a lure to catch prey.Other · Coasts and shelves · 1829 WorldDanio A genus of small striped freshwater fish from Asia kept in aquaria.Other · Rivers and lakes · 1822 WorldRasbora A diverse genus of small freshwater fish native to South and Southeast Asia.Carp · Rivers and lakes · 1822 🇲🇽 Mexico and 3 moreXiphophorus A genus of small livebearing fish native to Mexico and Central America, known for aquarium use and genetic research.Livebearer · Rivers and lakes

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Every Monday: the fish of the day, new pages on EveryFish, and the conferences and anniversaries of the week ahead.