The Americas

Aequidens rondoni

A compact Amazon cichlid with a big personality and surprising longevity.

Acanthicus adonis

A spotted pleco that outgrows almost every home aquarium it enters.

Acanthurus achilles

A bold, reef-grazing surgeon with a vivid orange tail patch and a fiery attitude toward rivals.

Corydoras acrensis

A little-known armored catfish from Amazonia that breathes air when it needs to.

Brachyrhamdia rambarrani

A Corydoras mimic from blackwater Brazil, rarely seen but worth the search.

Corydoras adolfoi

A boldly patterned Rio Negro cory that thrives in lively groups.

Sarotherodon melanotheron

A hardy West African mouthbreeder that thrives in brackish and freshwater setups alike.

Corydoras agassizii

A peaceful armored catfish with a notoriously tricky identity and a 20-year lifespan.

Apistogramma agassizii

A jewel of the Amazon riverbed with big cichlid personality in a small package.

Hoplerythrinus unitaeniatus

An ancient air-breathing predator that can walk to find new water.

Aspidoras albater

A tiny Brazilian catfish with a surprisingly long lifespan and an unusual breathing trick.

Atractosteus spatula

One of the world's largest freshwater fish, and a lifelong commitment.

Pterygoplichthys pardalis

A gentle giant that moonlights as your tank's algae cleanup crew.

Corydoras ambiacus

A spotty little armored catfish that occasionally surfaces for a gulp of air.

Jordanella floridae

Florida's own killifish relative, built for algae duty and bold personalities.

Astroblepus ubidiai

A small Ecuadorian mountain catfish with big personality for planted setups.

Nannostomus anduzei

The tiniest pencilfish, rarely seen but worth hunting down.

Pterophyllum scalare

The iconic cichlid that started countless freshwater fishkeeping journeys.

Pterophyllum altum

The wild angelfish that makes the common angel look easy.

Ancistrus sp

A wide-headed Xingu catfish that rewards patient, experienced keepers with remarkable longevity.

Pteronotropis grandipinnis

A dapper little North American native that rewards patient, attentive keepers.

Apistogramma resticulosa

A cave-spawning dwarf cichlid from a single Brazilian river system.

Apistogramma cinilabra

A compact Peruvian dwarf cichlid with ashy lips and a body built like a brick.

Hyphessobrycon auca

A little Argentine tetra with subtle details that reward a close look.

Corydoras armatus

A tiny armored catfish that breathes air and handles low-oxygen conditions with ease.

Channa sp. "Five Stripe"

A tiny, peaceful snakehead that actually plays nicely with others.

Amphilophus macracanthus

A hefty Central American cichlid built for life on the riverbed.

Apistogramma atahualpa

A jewel-sized Amazonian dwarf cichlid with fierce maternal instincts.

Corydoras atropersonatus

A long-lived little armored catfish that actually breathes air from the surface.

Poecilia maylandi

A little-known Mexican molly with big personality and a taste for algae.

Bujurquina vittata

A devoted South American cichlid that carries its babies in its mouth.

Platystacus cotylephorus

A leaf-mimicking catfish that carries its eggs on fleshy belly stalks.

Chaetodon striatus

A Caribbean reef classic that moonlights as a cleaning station attendant.

Apistogramma bitaeniata

A jewel of Amazonian blackwater, with color forms varying by river system.

Gymnotus carapo

A electric-field-wielding oddball that can breathe air and recognize its neighbors

Leporinus fasciatus

Bold black-and-yellow stripes that multiply as the fish grows up.