Amazon & South America
The Amazon basin and its sister rivers (Orinoco, Xingu, Tapajós) — home to tetras, cichlids, catfish, and many of the hobby's most iconic freshwater species.
629 species · fish
Other regions in The Americas
Threespot Eartheater
FishSatanoperca daemon
A sand-sifting cichlid with bold markings and surprisingly complex social needs.
Threespot Leporinus
FishLeporinus friderici
A large, fruit-eating South American fish that swims with serious personality.
Three-spotted Anostomus
FishPseudanos trimaculatus
A schooling headstander with a Jekyll-and-Hyde personality in smaller groups.
Three-striped Dwarf Cichlid
FishApistogramma trifasciata
A tiny cichlid packing bold stripes, bright color, and real personality into a small frame.
Three Stripe Pencilfish
FishNannostomus trifasciatus
A pencilfish with real attitude. Best kept in big groups with broken sightlines.
Tiger Catfish
FishPseudoplatystoma tigrinum
A true river giant that outgrows almost every home aquarium.
Tiger Characin
FishHoplias malabaricus
A nocturnal ambush predator with jaws that mean serious business.
Tiger Shovelnose
FishPseudoplatystoma fasciatum
A river giant that outgrows almost every home aquarium faster than you'd expect.
Tigerstriped Catfish
FishBrachyplatystoma tigrinum
A boldly barred Amazonian predator that demands a truly massive tank.
Tocantins Pimelodus
FishAguarunichthys tocantinsensis
A powerful Amazonian predator built for fast water and rocky riverbeds.
Tocantins Tetra
FishHyphessobrycon stegemanni
A tiny Tocantins tetra often mistaken for its look-alike neighbor.
Triangle Cichlid
FishUaru amphiacanthoides
A surprisingly gentle giant that raises fry just like discus do.
Tucanare Peacock Bass
FishCichla monoculus
A river predator built for size, speed, and a 20-year commitment.
Tucan Fish
FishChalceus erythrurus
A bold, active surface cruiser with a brilliantly colored tail to match its attitude.
Twig Catfish
FishFarlowella mariaelenae
A living twig that grazes algae and barely moves. Until it does.
Twig Catfish
FishFarlowella vittata
A living twig that vanishes in plain sight among branches and leaves.
Two-Lined Pencilfish
FishNannostomus bifasciatus
A schooling pencilfish that tilts nose-up and swims in tight, lively groups.
Two Rayed Banjo Catfish
FishAmaralia hypsiura
A flat, leaf-litter specialist with a peculiar silhouette and peaceful disposition.
Two Spot Astyanax
FishAstyanax bimaculatus
A robust South American characin that rewards keepers willing to think big.
Two-striped Pencilfish
FishNannostomus digrammus
A rare, peaceful pencilfish that doubles as the perfect dither fish for dwarf cichlid tanks.
Ulrey's Tetra
FishHemigrammus ulreyi
A peaceful schooling tetra that's rarer in tanks than its charm deserves.
Umbrella Cichlid
FishApistogramma borellii
A gentle, cold-tolerant dwarf cichlid with big personality in a small package.
Urquisho
FishPyrrhulina laeta
A slender Amazonian predator that punches above its small size.
Vampire Fish
FishHydrolycus armatus
A river predator with fangs to match its reputation, and size to back it up.
Vampire Pleco
FishLeporacanthicus joselimai
Fanged river catfish with bold markings that fade into something more mysterious with age.
Vermiculate River Stingray
FishPotamotrygon castexi
A disc-shaped river predator that can actually solve puzzles to get its food.
Viejita Apisto
FishApistogramma viejita
A rarely traded Colombian dwarf cichlid that's almost impossible to find true-to-name.
Virginia's Cory
FishCorydoras virginiae
A long-lived armored catfish from Peru with a surprisingly personal quirk: it blinks.
Vulture Catfish
FishCalophysus macropterus
The Vulture Catfish: a relentless scavenger built for South America's biggest rivers.
Weitzmani Cory
FishCorydoras weitzmani
A long-lived little catfish that blinks at you from the bottom of the tank.
Whiptail Catfish
FishRineloricaria lanceolata
A gentle whiptail catfish that breeds willingly and guards its eggs with dedication.
Whiptailed Loricaria
FishRineloricaria fallax
A devoted catfish father that breeds readily and tolerates a wide range of tankmates.
Whiptail Loricaria
FishRineloricaria parva
A slender, whip-tailed catfish that breeds readily and suits most peaceful communities.
White Line Pim
FishPimelodus albofasciatus
A sleek, fast-moving pimelodid catfish built for big river life.
White Star Tetra
FishAxelrodia stigmatias
A tiny Amazonian shoaler that rewards patient keepers with lively social behavior.
White stripe cory
FishCorydoras albolineatus
A white-striped Bolivian cory that occasionally gulps air at the surface.