Species

Neohomaloptera johorensis

A tiny, orange hillstream loach that crawls and hops rather than swims.

Homaloptera parclitella

A flat-bodied Malay hillstream loach that crawls and hops across rocks like a tiny lizard.

Lepidocephalichthys irrorata

A rarely traded Indian loach with hidden spines and subtle charm.

Acantopsis octoactinotos

A slender, sand-diving loach with a distinctively elongated snout.

Brochis multiradiatus

A long-snouted armoured catfish that breathes air and rewards group keeping.

Lactoria cornuta

A boxy, horn-headed oddity that browses the seafloor with surprising curiosity.

Corydoras narcissus

A long-snouted cory from the Amazon, rarely seen and worth the search.

Corydoras semiaquilis

A peaceful bottom-dweller from Peru that thrives in sociable groups.

Corydoras ourastigma

A long-snouted Purus River cory that can live for two decades in the right setup.

Mystus gulio

A schooling brackish catfish that grows surprisingly large and breathes air.

Corydoras loretoensis

A long-finned little bottom-dweller that thrives in lively, social groups.

Corydoras ortegai

A tiny armored catfish from Peru that breathes air and blinks at you.

Acrochordonichthys septentrionalis

A skin-shedding hill stream catfish that keeps its tankmates on their toes.

Baryancistrus chrysolomus

A boldly finned Xingu catfish that earns its territorial reputation with age.

Puntius mahecola

A rarely traded Kerala barb best appreciated in a lively, same-species school.

Corydoras amandajanea

A rare armored catfish from the Negro River that occasionally breathes air

Cleidopus gloriamaris

A living lantern: the fish that carries its own lights on its jaw.

Synodontis njassae

Lake Malawi's only squeaker, built for cichlid tanks and rocky hideouts.

Pangio semicincta

The fish sold as kuhli loach is almost certainly this one instead.

Melanoides tuberculata

The tireless substrate burrower that aerates your gravel while you sleep.

Synchiropus splendidus

One of the most vividly colored fish on the reef, and one of the trickiest to keep.

Distichodus fasciolatus

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

Lactoria diaphana

A boxy, horned oddity that roams reefs and mudflats across the entire Indo-Pacific.

Pomatoschistus marmoratus

A cryptic little sand-dweller from Europe's coasts, full of quiet personality.

Corydoras pinheiroi

A rare Amazonian cory that can breathe air and live for decades.

Paracheilinus mccoskeri

A tiny reef wrasse where the males put on a color show like no other.

Ancistrus ranunculus

A flat-headed, rock-hugging pleco from Brazil's wild river rapids.

Macrognathus meklongensis

A secretive Thai spiny eel that comes out of hiding when hunger calls.

Dasyatis laosensis

A true river stingray from the Mekong, built for life on sandy bottoms.

Pangasianodon gigas

One of the largest freshwater fish on Earth, and critically endangered.

Aspidoras menezesi

A tiny Brazilian catfish with a surprisingly long lifespan and a Corydoras personality.

Liopropoma susumi

A secretive reef cave-dweller with bold pinstripes and peaceful manners.

Cambarellus patzcuarensis

Tiny, peaceful, and full of personality. The dwarf crayfish that plays well with others.

Opistognathus mexicanus

A burrowing Mexican charmer that watches the world from its self-made home.

Corydoras hastatus

Tiny armored catfish that defies its family by cruising the midwater column.

Corydoras spectabilis

The 'millennium cory'. A peaceful schooler with spotted flair from Brazil's Guaporé basin.