Species

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.

Aulonocara auditor

A sand-sifting Lake Malawi cichlid from a tiny northern shoreline range.

Aulonocara korneliae

A rock-dweller that hunts the sand, endemic to one Malawian island.

Melanochromis auratus

A brilliantly colored mbuna with an attitude that demands respect and careful tankmates.

Betta aurigans

A rare wild betta from a single Indonesian island, full of quiet personality.

Pseudotropheus aurora

A scrappy Malawi mbuna from the rock-sand interface, with real personality to spare.

Pseudomugil signifer

Australia's tiny blue-eyed shoaler thrives where streams meet the sea.

Melanotaenia fluviatilis

Australia's most cold-tolerant rainbowfish, built for temperate rivers and cool winters.

Chilatherina axelrodi

A rare Papua New Guinean gem found in just one stream on Earth.

Balantiocheilos melanopterus

A shoaling fish that outgrows most home aquariums faster than owners expect.

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.

Toxotes jaculatrix

The fish that hunts above water, shooting insects down with pinpoint accuracy.

Platystacus cotylephorus

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

Microctenopoma fasciolatum

A small Congo predator that rewards patient keepers with fascinating labyrinth fish behavior.

Apistogramma bitaeniata

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

Colisa fasciata

A labyrinth fish with bold bands and a surprisingly peaceful personality.

Leporinus fasciatus

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

Schistura notostigma

A feisty Sri Lankan stream dweller that climbs waterfalls and holds its ground.

Pyrrhulina vittata

A pocket-sized Amazonian predator with big personality and delicate looks.

Melanotaenia trifasciata

A dazzling Australian native whose true colors take patience to reveal.

Metynnis hypsauchen fasciatus

A silver dollar relative with bold barring that makes it stand out in the group.

Mastacembelus circumcinctus

A secretive burrowing eel that vanishes into the substrate for days at a time.

Syncrossus helodes

A bold, large loach that needs space, company, and an owner who means business.

Guianacara geayi

A harem-keeping cichlid from French Guiana's rocky, fast-running streams.

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.

Polypterus delhezi

A living fossil from the Congo that breathes air and hunts by smell.

Nemacheilus fasciatus

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

Syncrossus beauforti

A boldly patterned, boisterous loach that demands space and respectful tankmates.

Nannostomus espei

The only pencilfish that wears its night pattern all day long.

Quintana atrizona

A tiny Cuban livebearer that disappears into dense plant thickets.