Species

Potamotrygon yepezi

A venomous freshwater ray from a single lake basin, rarely seen in its true form.

Nemacheilus selangoricus

A scrappy little bottom-dweller from Borneo's fast forest streams.

Tetraodon biocellatus

Pint-sized freshwater puffer with a big attitude and a taste for snails.

Dactylopus dactylopus

A sand-walking dragonet that tiptoes across the seafloor on finger-like fins.

Trimma rubromaculatus

A tiny red-spotted goby with a quirky habit of hovering at odd angles near the seafloor.

Nemateleotris magnifica

A tiny reef dart with a flame-colored body and an unmistakable sail-like dorsal fin.

Mastacembelus erythrotaenia

A bold, snake-like predator that rewards patient keepers with years of personality.

Pethia ticto

A quietly charming schooling barb from the foothills of South Asia.

Schistura devdevi

A tiny Himalayan stream loach sometimes traded as the firefly loach.

Sorubimichthys planiceps

A massive Amazonian predator that demands serious space and serious commitment.

Dianema urostriatum

A peaceful shoaling catfish that actually uses the midwater column

Corydoras oiapoquensis

A tiny armored catfish from a single river system, surprisingly long-lived.

Anaspidoglanis macrostoma

A burrowing African catfish with a big appetite and bigger attitude toward tankmates.

Pinirampus pirinampu

A schooling river giant that needs serious space and serious commitment.

Epalzeorhynchos kalopterus

A bold personality in a sleek body, but choose its tankmates carefully.

Meiacanthus anema

A venomous little blenny that predators learned to leave alone.

Gymnothorax polyuranodon

A true freshwater moray that mistakes fingers for fish when hungry.

Gymnothorax tile

A true eel for freshwater tanks, built like a predator and priced for beginners.

Wallago attu

A truly dangerous giant catfish that can outgrow most public aquariums.

Leporacanthicus galaxias

A spot-covered pleco with genuine fangs and a boldly territorial personality.

Crossocheilus latius

A peaceful grazer from Himalayan headwaters, rarely seen but well worth seeking out.

Homaloptera ogilviei

A tiny blackwater loach that perches on its fin-tips like a lizard at rest.

Homaloptera sexmaculata

A lizard-like hillstream loach that crawls and hops across rocks instead of swimming.

Homalopteroides modestus

A tiny mountain stream loach that crawls and hops across rocks like no other fish.

Homalopteroides nebulosus

A tiny forest-stream loach that crawls and hops rather than swims.

Homalopteroides stephensoni

A rare Bornean hillstream loach that crawls and hops across rocks like a tiny lizard.

Homalopteroides tweediei

A tiny hillstream crawler that hops and clings its way across the riverbed.

A sand-sifting cichlid from the Tocantins that's far calmer than its reputation suggests.

Corydoras geryi

A larger, long-lived cory from Bolivia that rewards patient, attentive keepers.

Himantura chaophraya

One of the world's largest freshwater rays, and not for the faint-hearted.

Antennarius commerson

A master of disguise that fishes for its meals using a built-in lure.

Rhinogobius gigas

A chunky stream goby from East Asia that punches above its size in personality.

Hypostomus regani

A tough, territorial pleco from the river systems of southern South America.

Brachyplatystoma rousseauxii

A true river giant that demands a seriously large commitment.

Zungaro zungaro

A river giant that grows big enough to swallow your other fish whole.

Brachygobius aggregatus

A tiny bumblebee goby that thrives from freshwater streams to brackish estuaries.