Species

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.

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.

Amblygobius phalaena

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

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.

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.

Heniochus acuminatus

A boldly striped banner-finned beauty that cruises reef channels in elegant pairs.

Heniochus diphreutes

The Moorish Idol lookalike that actually thrives in aquariums

Corydoras robineae

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

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.

Quintana atrizona

A tiny Cuban livebearer that disappears into dense plant thickets.

Mylochromis lateristriga

A sandy-bay predator from Lake Malawi with a taste for crustaceans.

Melanotaenia synergos

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

Batasio tigrinus

A compact Thai catfish with bold tiger patterning and feisty personality.

Mesonoemacheilus triangularis

A boldly patterned Indian hillstream loach with a famously unpredictable temper.

Scleromystax barbatus

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

Copella nattereri

A subtly patterned characin with fascinating competitive courtship behavior.

Hyphessobrycon heterorhabdus

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

Genicanthus bellus

A deep-reef planktivore with harem social structure and rare availability.

Ophisternon bengalense

A burrow-building, air-breathing swamp predator that blurs the line between eel and snake.

Holacanthus bermudensis

A bold Atlantic angel that grows into a true reef monarch with attitude to match.

Acaronia nassa

A wide-eyed Amazonian ambush predator that makes the most of its stillness.