Species

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.

Microsynodontis batesii

A pint-sized African catfish with bold juvenile patterns that transform as it matures.

Barbus holotaenia

A lively schooling barb from Central Africa, rarely seen but worth the hunt.

Nannocharax fasciatus

A tiny West African characin that rewards patient keepers with fascinating bottom-dwelling behavior.

Corydoras agassizii

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

Aspidoras albater

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

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.

Erethistes jerdoni

A tiny, peaceful catfish that hides by day and explores by night.

Astroblepus ubidiai

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

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.

Corydoras armatus

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

Auchenoglanis occidentalis

A giraffe-patterned gentle giant that needs serious space to roam.

Akysis portellus

A tiny venomous stream catfish from Myanmar that's easier to keep than it looks.

Akysis pulvinatus

A pint-sized Thai hillstream catfish that hides among rocks and rarely reaches an inch.

Akysis vespertinus

A tiny, venomous stream catfish from Myanmar, rarely seen outside specialist collections.

Clea helena

The snail that hunts other snails. A living solution to pest outbreaks.

Corydoras atropersonatus

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

Platystacus cotylephorus

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

Tilapia sparrmanii

A peaceful, plant-grazing tilapia that pairs up to raise its young.

Amblygobius phalaena

A sand-sifting goby that doubles as a natural substrate vacuum cleaner.

Opistognathus macrognathus

A burrow-digging Atlantic oddity that broods its eggs in its mouth.

Naso annulatus

A genuinely massive unicornfish that schools on outer reef walls across the Indo-Pacific.

Corydoras metae

The bandit-masked cory with a longer lifespan than most fishkeepers expect.

Bunocephalichthys verrucosus

A master of disguise that looks more like a dead leaf than a fish.

Bunocephalus coracoideus

A master of leaf-litter disguise that only comes alive after dark.

Bunocephalus knerii

A master of camouflage that lies motionless until the lights go out.

Corydoras robineae

The bannertail cory: bold markings, fascinating air-gulping behavior, and surprising longevity.

Rhinogobius giurinus ctenogobius giurinus ctenogobius hadropterus

A hardy little goby from Asia's rivers, surprisingly easy to keep.

Siganus virgatus

A peaceful reef grazer that backs up its calm nature with venomous spines.

Nemacheilus fasciatus

A neatly patterned stream loach from the cool highlands of Sumatra and Java.

Amblyeleotris wheeleri

A hardy reef goby that shares its burrow with a nearly blind shrimp partner.

Siganus doliatus

A reef grazer that pairs up young and carries venomous spines as backup.