Tetras

Roeboides guatemalensis

A scale-nibbling Central American predator with a hauntingly transparent body.

Thayeria ifati

The rarest penguin tetra, with a boldly defined tail stripe and colorful fin tips.

Nannostomus harrisoni

A rare, gentle pencilfish that thrives in groups and rewards patient keepers.

Carnegiella strigata strigata

A tiny, peaceful surface-dweller with a deep-keeled body unlike any other tetra.

Hemigrammus ocellifer

Two glowing spots, nose to tail. A classic community tetra that delivers every time.

Hemigrammus hyanuary

A peaceful little tetra that looks like a stretched head-and-tail light fish.

Lepidarchus adonis

A tiny, transparent West African gem that rewards patient, detail-oriented keepers.

Ladigesia roloffi

A tiny West African gem that thrives in groups and rewards patient keepers.

Odontostilbe kriegi

A small, peaceful South American schooler that thrives in the mid-water column.

Pseudochalceus kyburzi

A peaceful Colombian schooler with a nippy streak worth planning around.

Brycinus macrolepidotus

A football-sized African predator that roams rivers from the Nile to the Congo.

Hyphessobrycon pulchripinnis

A subtly beautiful schooling tetra that rewards keepers who buy a proper-sized group.

Astyanax leopoldi

A rarely seen South American tetra that rewards patient shoppers with active schooling behavior.

Brycinus longipinnis

A lively West African schooler that needs space and confident tankmates.

Distichodus lusosso

A boldly patterned Congo river fish that quietly outgrows its youthful looks.

Hyphessobrycon loretoensis

A tiny Peruvian tetra with a vivid red tail that shines in a well-planted school.

Distichodus fasciolatus

A boldly barred Congo giant that stays surprisingly peaceful for its size.

Carnegiella strigata

A deep-keeled surface dweller that brings life to the upper third of any tank.

Hyphessobrycon compressus

The founding species of its entire genus, rarely seen in the hobby.

Hyphessobrycon metae

A tricky-to-identify Orinoco tetra that rewards patient, well-planned community tanks.

Astyanax mexicanus

The cave fish that lost its eyes and gained extraordinary senses.

Astyanax fasciatus

A bold, wide-ranging tetra with a predatory streak that surprises many keepers.

Hyphessobrycon minor

A peaceful little tetra from Guyana that's seldom seen in the hobby.

Gymnocharacinus bergi

A scaleless South American oddity from one of the world's most isolated streams.

Paracheirodon innesi

The fish that turned millions of people into aquarium keepers.

Nannostomus unifasciatus

A tiny pencilfish that swims at a permanent angle, day and night.

Nannaethiops unitaeniatus

A peaceful little African schooler that deserves far more attention than it gets.

Hemigrammus barrigonae

A rare Orinoco tetra that rewards patient keepers willing to seek it out.

Micralestes stormsi

A lively Congo basin shoaler that brings energy to the mid-water column.

Nannostomus grandis

The largest pencilfish, rarely seen but worth the search.

Nannostomus minimus

Tiny, timid, and barely an inch long. A pencilfish for the dedicated nano keeper.

Thayeria obliqua

The original penguin tetra, now overshadowed by its more common cousin.

Hyphessobrycon peruvianus

A slender Upper Amazon tetra often misidentified but worth tracking down properly.

Charax condei

A secretive little predator that sneaks into shipments of other characins.

Hemigrammus filamentosus

A slender Brazilian tetra with a filamentous tail fin twist.

Chalceus macrolepidotus

A fast-moving, surface-skimming predator with oversized scales and a vivid pink tail.