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.
642 species
Other regions in The Americas
Acara cichlid
FishAequidens rondoni
A compact Amazon cichlid with a big personality and surprising longevity.
Acary Avion
FishAcanthicus adonis
A spotted pleco that outgrows almost every home aquarium it enters.
Acre Corydoras
FishCorydoras acrensis
A little-known armored catfish from Amazonia that breathes air when it needs to.
Adolfoi's Catfish
FishBrachyrhamdia rambarrani
A Corydoras mimic from blackwater Brazil, rarely seen but worth the search.
Adolf's Cory
FishCorydoras adolfoi
A boldly patterned Rio Negro cory that thrives in lively groups.
Agassiz's Corydoras
FishCorydoras agassizii
A peaceful armored catfish with a notoriously tricky identity and a 20-year lifespan.
Agassiz's Dwarf Cichlid
FishApistogramma agassizii
A jewel of the Amazon riverbed with big cichlid personality in a small package.
Aimara
FishHoplerythrinus unitaeniatus
An ancient air-breathing predator that can walk to find new water.
Albater Cory
FishAspidoras albater
A tiny Brazilian catfish with a surprisingly long lifespan and an unusual breathing trick.
Amazon Frogbit
PlantLimnobium laevigatum
Fast-growing South American floater that gives surface-shy fish the shade they crave.
Amazon Sailfin Catfish
FishPterygoplichthys pardalis
A gentle giant that moonlights as your tank's algae cleanup crew.
Ambiacus Cory
FishCorydoras ambiacus
A spotty little armored catfish that occasionally surfaces for a gulp of air.
Andean Catfish
FishAstroblepus ubidiai
A small Ecuadorian mountain catfish with big personality for planted setups.
Anduzei's Nannostomus
FishNannostomus anduzei
The tiniest pencilfish, rarely seen but worth hunting down.
Angelfish
FishPterophyllum scalare
The iconic cichlid that started countless freshwater fishkeeping journeys.
Angel Fish
FishPterophyllum altum
The wild angelfish that makes the common angel look easy.
Antenna Armored Catfish
FishAncistrus sp
A wide-headed Xingu catfish that rewards patient, experienced keepers with remarkable longevity.
Apisto Blue Head
FishApistogramma resticulosa
A cave-spawning dwarf cichlid from a single Brazilian river system.
Apisto Red Spot
FishApistogramma cinilabra
A compact Peruvian dwarf cichlid with ashy lips and a body built like a brick.
Argentine Tetra
FishHyphessobrycon auca
A little Argentine tetra with subtle details that reward a close look.
Armatus Cory
FishCorydoras armatus
A tiny armored catfish that breathes air and handles low-oxygen conditions with ease.
Asian Snakeheads
FishChanna sp. "Five Stripe"
A tiny, peaceful snakehead that actually plays nicely with others.
Atahualpa Dwarf Cichlid
FishApistogramma atahualpa
A jewel-sized Amazonian dwarf cichlid with fierce maternal instincts.
Atropersonatum Cory
FishCorydoras atropersonatus
A long-lived little armored catfish that actually breathes air from the surface.
Banded Acara
FishBujurquina vittata
A devoted South American cichlid that carries its babies in its mouth.
Banded Banjo
FishPlatystacus cotylephorus
A leaf-mimicking catfish that carries its eggs on fleshy belly stalks.
Banded Dwarf Cichlid
FishApistogramma bitaeniata
A jewel of Amazonian blackwater, with color forms varying by river system.
Banded Knifefish
FishGymnotus carapo
A electric-field-wielding oddball that can breathe air and recognize its neighbors
Banded Leporinus
FishLeporinus fasciatus
Bold black-and-yellow stripes that multiply as the fish grows up.
Banded Pyrrhulina
FishPyrrhulina vittata
A pocket-sized Amazonian predator with big personality and delicate looks.
Banded Silver Dollar
FishMetynnis hypsauchen fasciatus
A silver dollar relative with bold barring that makes it stand out in the group.
Bandit Acara
FishGuianacara geayi
A harem-keeping cichlid from French Guiana's rocky, fast-running streams.
Bandit Cory
FishCorydoras metae
The bandit-masked cory with a longer lifespan than most fishkeepers expect.
Banjo Catfish
FishBunocephalichthys verrucosus
A master of disguise that looks more like a dead leaf than a fish.
Banjo Catfish
FishBunocephalus coracoideus
A master of leaf-litter disguise that only comes alive after dark.
Banjo Catfish
FishBunocephalus knerii
A master of camouflage that lies motionless until the lights go out.