Species

Aphanius dispar

A rare Middle Eastern toothcarp best kept as a conservation project.

Gymnostomnus ariza

A large, wide-ranging South Asian cyprinid with a surprisingly easygoing reputation.

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.

Stenorhynchus seticornis

A spider-legged oddity with a needle nose that turns reef tanks into conversation pieces.

Nemacheilus masyai

A boldly patterned river loach that holds its own with attitude to spare.

Dawkinsia arulius

A long-lived Indian barb that rewards keepers who give it room and company.

Puntius tambraparniei

A lively, schooling barb from South India that rewards you with constant activity.

Channa sp. "Five Stripe"

A tiny, peaceful snakehead that actually plays nicely with others.

Amphilophus macracanthus

A hefty Central American cichlid built for life on the riverbed.

Apistogramma atahualpa

A jewel-sized Amazonian dwarf cichlid with fierce maternal instincts.

Periophthalmus barbarus

A true amphibious fish that walks, climbs, and breathes air on land.

Corydoras atropersonatus

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

Melanochromis auratus

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

Pseudotropheus aurora

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

Amphiprion rubrocinctus

Australia's own anemonefish, rarely seen outside its home waters.

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.

Ophisternon gutturale

A secretive, air-breathing eel that hides in mud and comes alive after dark.

Chilatherina axelrodi

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

Chrysiptera hemicyanea

A bold splash of blue and yellow that punches above its small size.

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.

Apolemichthys arcuatus

A boldly patterned Hawaiian angel that's surprisingly approachable for reef keepers.

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.

Tilapia sparrmanii

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

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.