Southeast Asia

Rasbora lacrimula

A tiny Bornean rasbora with a teardrop tail spot and big personality in a school.

Hypergastromyzon humilis

A tiny Bornean hillstream loach that crawls rocks instead of swimming

Glossolepis pseudoincisus

A rare New Guinea rainbowfish from a single remote lake, never rediscovered.

Barbodes lateristriga

A bold, active barb that needs space and equally robust tankmates.

Betta stigmosa

A peaceful hill stream betta with iridescent spots and fascinating mouthbrooding behavior.

Limnopilos naiyanetri

A fingernail-sized freshwater crab that disappears into moss and rarely shows itself.

Oryzias songkhramensis

A tiny Thai ricefish with a fascinating breeding style and peaceful nature.

Leiocassis siamensis

A sleek Thai river catfish with a carnivore's appetite and quiet confidence.

Batrachomoeus trispinosus

A long-lived ambush predator that looks like a rock and eats like a trap.

Trichopodus trichopterus

A tough, adaptable gourami with a personality that can catch you off guard.

Trichogaster trichopterus

A bold, labyrinth-breathing gourami that demands respect from its tankmates.

Boraras micros

One of the tiniest cyprinids around, and genuinely underrated for the right setup.

Puntigrus tetrazona

Bold, nippy, and best kept in a big rowdy group of its own kind.

Puntigrus anchisporus

A wild Bornean tiger barb that puts the common trade fish to shame.

Syncrossus berdmorei

A bold, clicking loach that demands respect and plenty of company.

Inlecypris maetaengensis

A tiny Thai mountain-stream schooler sold as tiger danio, worth a closer look.

Syncrossus hymenophysa

A boldly barred, sharp-spined loach that demands respect and plenty of company.

Caridina serrata

Bold tiger stripes and easy care make this shrimp a great starting point.

Barbonymus schwanenfeldii

A shimmering river giant that rapidly outgrows most home aquariums.

Mastacembelus armatus

A burrow-happy nocturnal eel that rewards patient keepers with years of personality.

Betta rubra

A tiny peat swamp betta with mouthbrooding surprises and complex social needs.

Schistura cf balteata

A boldly patterned Myanmar loach that comes in pink or yellow. Nobody knows why.

Mystus bimaculatus

A tiny, peaceful Sumatran catfish that thrives in soft, acidic blackwater setups.

Rasbora elegans

A large, peaceful schooler with a bold two-spot pattern rarely seen in shops.

Diademichthys lineatus

Tiny reef clingfish that makes its home among sea urchin spines.

Geosesarma notophorum

Vivid purple freshwater crab that lives on land as much as in water.

Melanotaenia vanheurni

A rarely seen New Guinea rainbowfish with a very limited wild range.

Nandus nandus

A patient ambush predator from South Asia that punches above its weight at feeding time.

Annamia normani

A fast-water hillstream fish that really needs to be kept in a crowd.

Tanichthys micagemmae

A lesser-known cousin of the white cloud that rewards keepers who look closely.

Rasbora vulcanus

A tiny, peaceful Sumatran schooler that earns its volcanic trade name.

Clarias batrachus

The catfish that actually walks on land and can breathe air.

Hygrophila difformis

A fast-growing, fern-like stem plant that thrives even without CO2.

Tanichthys albonubes

A cold-tolerant schooling fish that practically takes care of itself.

Betta albimarginata

A tiny, peaceful mouthbrooding betta from Borneo's blackwater forest streams.

Betta coccina

A blood-red peat swamp betta that demands soft, acidic water and its own space.