Species

Aphanius transgrediens

A critically rare Turkish killifish that's more conservation project than casual pet.

Halichoeres cosmetus

A reef-dwelling wrasse with detailed patterning earned through its name alone.

Nannostomus anduzei

The tiniest pencilfish, rarely seen but worth hunting down.

Apistogramma resticulosa

A cave-spawning dwarf cichlid from a single Brazilian river system.

Apistogramma cinilabra

A compact Peruvian dwarf cichlid with ashy lips and a body built like a brick.

Betta apollon

A wild Thai hillstream betta that thrives in cool, shadowy, soft-water streams.

Akysis portellus

A tiny venomous stream catfish from Myanmar that's easier to keep than it looks.

Akysis pulvinatus

A pint-sized Thai hillstream catfish that hides among rocks and rarely reaches an inch.

Akysis vespertinus

A tiny, venomous stream catfish from Myanmar, rarely seen outside specialist collections.

Badis assamensis

A secretive Indian cave-spawner with remarkable breeding color displays.

Betta aurigans

A rare wild betta from a single Indonesian island, full of quiet personality.

Colisa fasciata

A labyrinth fish with bold bands and a surprisingly peaceful personality.

Dunckerocampus dactyliophorus

A boldly banded reef pipefish that breeds in captivity and hides in caves.

Pterapogon kauderni

A rare, naturally restricted cardinalfish with fascinating paternal mouthbrooding behavior.

Heniochus singularis

The largest bannerfish, solitary and rarely seen even in the wild.

Elacatinus figaro

Brazil's own cleaner goby, busy grooming tankmates on the reef.

Hippocampus barbouri

A boldly patterned seahorse with one of the most ornate snouts in the genus.

Nannostomus espei

The only pencilfish that wears its night pattern all day long.

Amblyeleotris wheeleri

A hardy reef goby that shares its burrow with a nearly blind shrimp partner.

Pseudanthias bartlettorum

A sociable reef fish that thrives in groups and brings constant mid-water activity.

Taenioides cirratus

A snake-like burrowing goby with whiskery barbels and surprising air-breathing ability.

Cyclocheilichthys apogon

A schooling barb built for large, lively communities. No barbels, plenty of personality.

Devario devario

A bold, wide-ranging danio that rewards keepers who give it room to school properly.

Chaetodon melannotus

A boldly patterned reef butterfly with a strong preference for live coral.

Copella callolepis

A tiny Amazonian schooler that rewards patience with vivid courtship displays.

Copella nigrofasciata

A dapper little Amazonian splasher with devoted fathering instincts.

Betta persephone

A velvety black pygmy betta from some of the world's most acidic swamps.

Pervagor melanocephalus

A secretive reef filefish that pairs up and lurks among coral-rich ledges.

Pangio oblonga

A slender, uniformly dark loach that loves company and hides in plain sight.

Ambastaia nigrolineata

A rare, sociable loach with bold racing stripes and fascinating group behaviors.

Epiplatys dageti dageti

A hardy, surface-loving killifish that's a perfect gateway into egg-scattering species.

Balitoropsis zollingeri

A flat-bodied stream crawler that hops and clings across rocks like no other loach.

Wetmorella nigropinnata

A tiny, secretive reef wrasse that disappears into caves the moment you look away.

Ostracion cubicus

Adorable cube-shaped reef fish that hides a dangerous chemical defense.

Phallichthys tico

A tiny, peaceful livebearer from Costa Rica's murky highland streams.

Apogon nigrofasciatus

A secretive reef-dweller that comes alive after dark to hunt the rubble.