Species

Hyphessobrycon loretoensis

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

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.

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.

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.

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.

Chalceus macrolepidotus

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

Thoracocharax stellatus

A silvery, deep-keeled jumper that needs a tight-fitting lid and plenty of company.

Nannostomus rubrocaudatus

Tiny, territorial, and blazing with red-purple color. A pencilfish with real attitude.

Carnegiella myersi

Tiny, delicate, and built for the surface. The smallest hatchetfish of them all.

Moenkhausia oligolepis

A peaceful, easy-to-breed South American tetra often mistaken for its flashier cousin.

Aphyocharax rathbuni

A fin-nipping schooler that rewards careful community planning with lively, colorful energy.

Hyphessobrycon amapaensis

A tiny, rarely seen Brazilian tetra with vivid red and cream lateral striping.

Nannostomus mortenthaleri

A tiny, fiery Peruvian pencilfish that punches well above its weight in attitude.

Hyphessobrycon sweglesi

A deep-red schooling tetra that rewards you for keeping bigger groups.

Copella eigenmanni

A small, peaceful Amazonian schooler with subtle charm and fascinating breeding behavior.

Copeina guttata

A paternal nest-guarder from the Amazon with bold red spots and real personality.

Hyphessobrycon agulha

A rare, peaceful tetra that anchors its entire species group by name.

Hyphessobrycon bentosi

A rosy, fin-flaring little characin that puts on its best show in a crowd.

Hyphessobrycon rosaceus

A softly blushing schooling tetra that rewards keepers who think in groups.

Axelrodi riesei

A tiny red gem from Colombia that rewards patient, species-focused keepers.

Hemigrammus bleheri

A tight-schooling tetra whose vivid red nose blazes brightest in a large group.

Hemigrammus rhodostomus

The original rummy-nose, built for tight shoals and soft Amazon water.

Crenuchus spilurus

A solitary little predator with theatrical fin displays and devoted fathering instincts.

Hyphessobrycon eques

Fiery red schooler that turns fin-nipper when kept in too-small groups.

Nannostomus nitidus

A rarely-seen pencilfish with a glittering lateral stripe and fascinating nocturnal color shifts.

Pyrrhulina brevis

A compact Amazonian predator with surprising personality for its size.