Freshwater fish
Fish of rivers, lakes, swamps and reservoirs, where the water has almost no salt. Many popular aquarium fish come from fresh water.
47 fish
AquariumAsian arowana
Scleropages formosus
Sizeup to 90 cm
Freshwater2 states
FoodAsian redtail catfish
Hemibagrus wyckioides
Freshwater
Sport · FoodAtlantic salmon
Salmo salar
Sizeup to 150 cm
FreshwaterBrackishSaltwater
SportAtlantic tarpon
Megalops atlanticus
Sizeup to 243.8 cm
FreshwaterBrackishSaltwater
Sport · FoodBarramundi
Lates calcarifer
Sizeup to 200 cm
FreshwaterBrackishSaltwater6 states
AquariumBetta persephone
Betta persephone
Sizeup to 3.2 cm
Freshwater1 state
SportBluegill
Lepomis macrochirus
Sizeup to 41 cm
Freshwater
AquariumBronze corydoras
Osteogaster aenea
Sizeup to 7.5 cm
Freshwater
SportButterfly peacock bass
Cichla ocellaris
Sizeup to 70 cm
Freshwater2 states
AquariumCardinal tetra
Paracheirodon axelrodi
Sizeup to 5 cm
Freshwater
AquariumChocolate gourami
Sphaerichthys osphromenoides
Sizeup to 6 cm
Freshwater3 states
FoodClimbing perch
Anabas testudineus
Sizeup to 23 cm
Freshwater8 states
SportCommon carp
Cyprinus carpio
Sizeup to 122 cm
Freshwater2 states
AquariumDiscus
Symphysodon aequifasciatus
Sizeup to 15.2 cm
Freshwater
AquariumDwarf rasbora
Boraras maculatus
Sizeup to 2.5 cm
Freshwater3 states
AquariumFreshwater angelfish
Pterophyllum scalare
Sizeup to 15 cm
Freshwater- No photo yetFood
Giant featherback
Chitala lopis
Freshwater1 state 
Food · AquariumGiant gourami
Osphronemus goramy
Sizeup to 80 cm
Freshwater8 states
Sport · FoodGiant snakehead
Channa micropeltes
Sizeup to 100 cm
Freshwater3 states
AquariumGoldfish
Carassius auratus
Sizeup to 48 cm
Freshwater4 states
AquariumGuppy
Poecilia reticulata
Sizeup to 5 cm
Freshwater6 states
Sport · FoodHampala barb
Hampala macrolepidota
Sizeup to 70 cm
Freshwater7 states
AquariumHarlequin rasbora
Trigonostigma heteromorpha
Sizeup to 3.8 cm
Freshwater4 states
Food · AquariumIridescent shark
Pangasianodon hypophthalmus
Sizeup to 130 cm
Freshwater1 state
FoodJullien's golden carp
Probarbus jullieni
Freshwater2 states
SportLargemouth bass
Micropterus nigricans
Sizeup to 97 cm
Freshwater
FoodMalayan river catfish
Hemibagrus capitulum
Freshwater
Sport · FoodMalaysian mahseer
Tor tambroides
Sizeup to 100 cm
Freshwater6 states
Sport · FoodMangrove jack
Lutjanus argentimaculatus
Sizeup to 150 cm
FreshwaterBrackishSaltwater3 states
AquariumNeon tetra
Paracheirodon innesi
Sizeup to 4 cm
Freshwater
FoodNile tilapia
Oreochromis niloticus
Sizeup to 63 cm
Freshwater6 states
FoodNorth African catfish
Clarias gariepinus
Sizeup to 70 cm
Freshwater5 states
SportNorthern pike
Esox lucius
Sizeup to 133 cm
Freshwater
AquariumOscar
Astronotus ocellatus
Sizeup to 40 cm
Freshwater
FoodPangasius nasutus
Pangasius nasutus
Freshwater3 states
AquariumPenang betta
Betta pugnax
Sizeup to 7 cm
Freshwater8 states
Food · SportPirapitinga
Piaractus brachypomus
Sizeup to 85 cm
Freshwater2 states
SportRainbow trout
Oncorhynchus mykiss
Sizeup to 114.3 cm
FreshwaterBrackishSaltwater
AquariumSiamese fighting fish
Betta splendens
Sizeup to 6 cm
Freshwater
FoodSoro brook carp
Neolissochilus soroides
Freshwater4 states
Sport · FoodStriped snakehead
Channa striata
Sizeup to 90 cm
Freshwater11 states
FoodSultan fish
Leptobarbus hoevenii
Freshwater1 state
AquariumThree-spot gourami
Trichopodus trichopterus
Sizeup to 15 cm
Freshwater7 states
Food · AquariumTinfoil barb
Barbonymus schwanefeldii
Sizeup to 35 cm
Freshwater7 states
FoodWallago catfish
Wallagonia leerii
Freshwater3 states
SportWalleye
Sander vitreus
Sizeup to 106.7 cm
Freshwater
AquariumZebra danio
Danio rerio
Sizeup to 5 cm
Freshwater