The Americas

Crenicichla lepidota

A torpedo-shaped predator that brings serious personality to a South American biotope.

Crenicichla lugubris

A deceptively pretty juvenile that grows into a large, predatory tank-buster.

Belonesox belizanus

A surface-hunting predator built like a pike, from Central American wetlands.

Serrasalmus eigenmanni

A sleek Amazon predator that's surprisingly manageable for first-time piranha keepers.

Corydoras axelrodi

A long-lived Colombian cory with variable striping and a surprisingly complex identity.

Chalceus macrolepidotus

A fast-moving, surface-skimming predator with oversized scales and a vivid pink tail.

Serrasalmus humeralis

A fin-eating piranha with a surprisingly low-key reputation for people

Serrasalmus serrulatus

A solitary, fin-biting predator with a famously tangled identity.

Arapaima gigas

A living giant from the Amazon that breathes air like a lung fish.

Serrasalmus piraya

The largest piranha on earth, and legally banned in several countries.

Apogon atricaudus

A secretive Pacific reef cardinalfish that comes alive after dark.

Thoracocharax stellatus

A silvery, deep-keeled jumper that needs a tight-fitting lid and plenty of company.

Xiphophorus maculatus

The beginner-proof livebearer that comes in more color forms than you can count.

Corydoras polystictus

A tiny armored catfish that thrives in groups and breathes air when it needs to.

Diodon holacanthus

A curious, spiny puffer that can devour your cleanup crew without a second thought.

Potamotrygon hystrix

A flat, venomous predator that vanishes into the sand right before your eyes.

Dianema longibarbis

A gentle Amazon catfish that schools in midwater like a tetra.

Cyprinodon alvarezi

A fish extinct in the wild, kept alive by dedicated hobbyists worldwide.

Dekeyseria brachyura

A colour-shifting pleco that adapts its pattern to match its surroundings.

Scleromystax prionotos

A bony-plated Brazilian catfish that breathes air and packs a painful sting.

Corydoras pulcher

A long-lived armored catfish that breathes air and blinks its eyes.

Chromis scotti

A peaceful, deep-water reef dweller with rich violet hues for community tanks.

Centromochlus reticulatus

A tiny gregarious catfish from Guyana that sometimes goes by 'purple oil catfish'.

Nannostomus rubrocaudatus

Tiny, territorial, and blazing with red-purple color. A pencilfish with real attitude.

Corydoras pygmaeus

Tiny catfish that defies expectations by schooling in open water, not just the bottom.

Carnegiella myersi

Tiny, delicate, and built for the surface. The smallest hatchetfish of them all.

Xiphophorus pygmaeus

A pint-sized livebearer with all the personality of its larger swordtail cousins.

Holacanthus ciliaris

A regal Atlantic giant that demands space and earns every inch of it.

Hyphessobrycon procyon

A boldly masked little tetra that's as easy to keep as it is distinctive.

Herotilapia multispinosa

A rare Central American cichlid that actually plays well with others.

Copella vilmae

A jewel-toned splash of color from the blackwater streams of the upper Amazon.

Characodon lateralis

A rare Mexican livebearer with a complicated identity and real conservation value.

Notropsis chrosomus

A native North American minnow that transforms into a living jewel come breeding season.

Pterygoplichthys weberi

A hard-working algae grazer from Amazonian headwaters with a remarkable breathing trick.

Platydoras costatus

A bold-striped catfish that grunts, buries itself, and eats almost anything.

Potamotrygon scobina

A rare freshwater ray that often gets misidentified and mis-sold in the trade.