Species

Akysis vespertinus

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

Badis assamensis

A secretive Indian cave-spawner with remarkable breeding color displays.

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.

Betta aurigans

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

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.

Poecilia maylandi

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

Atyopsis moluccensis

A peaceful filter-feeder that fans food from the current like a tiny fisherman.

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.

Colisa fasciata

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

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.

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.

Nemacheilus fasciatus

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

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.

Melanotaenia synergos

A compact, clear-water rainbowfish from Batanta Island's pristine forest rivers.

Scleromystax barbatus

The giant of the cory world, with a beard and a serious attitude to match.

Cyclocheilichthys apogon

A schooling barb built for large, lively communities. No barbels, plenty of personality.

Copella nattereri

A subtly patterned characin with fascinating competitive courtship behavior.

Caridina cf cantonensis

Boldly patterned dwarf shrimp that reward careful water management with dazzling colonies.

Hyphessobrycon heterorhabdus

A tricolor tetra named for its flag-like red, yellow, and black striping.

Devario devario

A bold, wide-ranging danio that rewards keepers who give it room to school properly.

Copella callolepis

A tiny Amazonian schooler that rewards patience with vivid courtship displays.

Laemolyta orinocensis

A sleek, banded Orinoco native that tilts head-down as it forages.

Copella nigrofasciata

A dapper little Amazonian splasher with devoted fathering instincts.

Limia melanogaster

A rarely seen Caribbean livebearer with bold dark coloring and lively personality.

Trachycorystes trachycorystes

A hefty South American catfish with unusual reproductive biology and serious presence.