Species

Nannostomus anduzei

The tiniest pencilfish, rarely seen but worth hunting down.

Xenentodon cancila

A torpedo-shaped freshwater predator that will absolutely bite the hand that feeds it.

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.

Lates calcarifer

A giant predator that outgrows almost every aquarium on earth.

Syncrossus helodes

A bold, large loach that needs space, company, and an owner who means business.

Devario pathirana

A rare Sri Lankan danio with bold vertical bars and a lively, boisterous personality.

Pseudanthias bartlettorum

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

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.

Acestrorhynchus falcirostris

A riverine ambush predator that plays surprisingly well with tankmates it can't eat.

Copella callolepis

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

Copella nigrofasciata

A dapper little Amazonian splasher with devoted fathering instincts.

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.

Balitoropsis zollingeri

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

Barbus candens

A tiny Congo rarity that rewards patient keepers with delicate charm.

Phallichthys tico

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

Carnegiella marthae

A tiny, deep-chested surface dweller that will absolutely find any gap in your lid.

Hyphessobrycon pyrrhonotus

The rarest bleeding heart tetra, with a vivid red wedge only it can claim.

Hyphessobrycon socolofi

The bleeding heart tetra rewards patient keepers with spectacular male rivalry displays.

Yasuhikotakia modesta

A sociable Mekong loach with vivid fins and a complex social life.

Chromis cyaneus

A cool-blue schooling fish that brings open-water energy to reef tanks.

Alestopetersius smykalai

A rare West African schooler with a bold diamond marking and fascinating male rivalry displays.

Inpaichthys kerri

Tiny tetra with big color rivalry. Males glow brightest when competing for attention.

Amblydoras nauticus

A hardy little catfish that talks in the dark and rarely shows its face by day.

Parupeneus cyclostomus

A reef-flat hunter that uses whisker-like barbels to sniff out hidden prey.

Rasbora einthovenii

A peaceful forest-stream rasbora with a charmingly crinkled lateral stripe.

Xanthichthys mento

A rare triggerfish that schools in the wild and stays manageable in a reef setup.

Pangio shelfordii

A patterned eel-loach from Borneo's blackwater forests, with surprising personality for its size.

Aplocheilichthys brichardi

A delicate Congo lampeye that rewards patient, experienced keepers.

Brachygobius doriae

Tiny, boldly banded, and feistier than its size suggests.

Brachygobius nunus

Tiny, bold, and bracksih-water tough. The bumblebee goby punches above its weight.

Lepidocephalichthys berdmorei

A sociable little loach that thrives in groups and suits community stream tanks.