Species

Chelmon rostratus

A gorgeous long-snouted reef fish that rewards patient, experienced keepers.

Atractosteus tristoechus

A living fossil from Cuba that outgrows almost any home aquarium.

Echidna polyzona

A reef moray that hunts crabs, not fish, making it surprisingly tankmate-friendly.

Acanthurus dussumieri

A wide-ranging reef grazer that puts on a vivid color display when riled.

Dendrochirus brachypterus

A venomous pocket predator that spends most of its time just sitting there, looking menacing.

Channa gachua

A mouthbrooding snakehead small enough for a community tank with the right neighbors.

Osphronemus exodon

A leaping, fruit-snatching giant with teeth that stay visible when its mouth is closed.

Campylomormyrus elephas

A bizarre, long-snouted electric fish from the Congo with serious personality.

Channa marulioides

A large, predatory swamp hunter with dramatic color variations across its range.

Dormitator maculatus

A bruiser from the brackish margins, built tough and not shy about it.

Channa sp. "Fire And Ice"

A small snakehead with fiery red and cool blue coloring that punches above its size.

Channa lucius

A true apex predator from Southeast Asian forest streams, surprisingly manageable in the right setup.

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.

Gymnarchus niloticus

A five-foot electric predator that will bite the hand that feeds it.

Wallago attu

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

Catlocarpio siamensis

One of the world's largest freshwater fish, and a conservation concern in its native rivers.

Bagarius yarrelli

A river monster catfish that genuinely earns the name 'giant devil catfish'.

Brachyplatystoma rousseauxii

A true river giant that demands a seriously large commitment.

Channa aurantimaculata

Bold orange-blotched predator that keeps you guessing, even with tankmates it knows well.

Channa stewartii

A hardy Himalayan predator that breathes air and tolerates a range of conditions.

Pristis microdon

An ancient, river-roaming giant whose rostrum is both weapon and legend.

Channa micropeltes

A genuinely massive predator that outgrows most home aquariums before you know it.

Channa pardalis

A leopard-patterned snakehead from India's misty Khasi Hills.

Parosphromenus deissneri

A tiny, cave-breeding licorice gourami from Bangka with a tangled taxonomic history.

Pterois volitans

A venomous reef predator that rules its corner of the tank with quiet authority.

Gymnothorax chilospilus

A compact reef moray with a bold spotted pattern and a surprisingly calm reputation.

Lactoria cornuta

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

Pristolepis fasciata

A bold, deep-bodied predator from Southeast Asian floodplains with real personality.

Synchiropus splendidus

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

Ageneiosus inermis

A giant, predatory catfish with one of the most unusual reproductive strategies in freshwater.

Tetraodon mbu

A Congo giant that demands respect, space, and a very sturdy tank.

Pangasianodon gigas

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

Aaptosyax grypus

A rare, river-running predator from the Mekong that grows to epic proportions.

Scleropages inscriptus

The only arowana with geometric line markings etched across its head and flanks.

Naso lituratus

A wide-ranging Pacific grazer that needs serious space to thrive.