Species

Cynotilapia afra

A scrappy Malawi mbuna that rewrites the rules with open-water schooling behavior.

Malapterurus electricus

A living electric weapon that can knock out prey with a 400-volt discharge.

Hemichromis letourneuxi

A bold, pair-bonding cichlid that earns its jeweled reputation through color and attitude.

Xenomystus nigri

The knifefish that barks, breathes air, and swims backwards with ease.

Pterois mombasae

A rarely seen deepwater lionfish with an unusually calm, unhurried presence.

Hepsetus odoe

A razor-toothed ambush predator built like a torpedo, straight from West African rivers.

Parachanna africana

A rare West African predator with bold chevron markings and a serpentine mystique.

Parachanna obscura

Africa's own snakehead: a powerful, air-breathing predator for dedicated keepers only.

Lates niloticus

One of the world's most destructive invasive species, and genuinely unsuitable for home aquaria.

Hoplerythrinus unitaeniatus

An ancient air-breathing predator that can walk to find new water.

Betta akarensis

A secretive Bornean mouthbrooder that rewards patient, dedicated keepers.

Atractosteus spatula

One of the world's largest freshwater fish, and a lifelong commitment.

Butis amboinensis

An ambush predator that hunts upside-down under submerged wood

Chaca bankanensis

A master of disguise that lures prey with its own barbels like a living trap.

Luciosoma setigerum

A surface-skimming predator sold under a tangle of wrong names.

Cephalopholis argus

A boldly spotted reef predator that holds its own territory with confidence.

Scleropages formosus

A CITES-protected dragon fish that can leap clean out of an open tank.

Pseudomystus sp. "Cf Stenomus"

A secretive, predatory catfish that punches above its weight in community tanks.

Hemibagrus wyckioides

A river giant that outgrows nearly every home aquarium and knows no fear.

Channa striata

A giant air-breathing predator that can survive drought by burrowing into mud.

Channa orientalis

A compact, air-breathing predator with remarkable breeding behavior and surprising adaptability.

Scleropages jardinii

Australia's own arowana, and arguably the most aggressive of the family.

Lates calcarifer

A giant predator that outgrows almost every aquarium on earth.

Microctenopoma fasciolatum

A small Congo predator that rewards patient keepers with fascinating labyrinth fish behavior.

Bagarius rutilus

A river predator with vivid orange fins, built for serious hobbyists with serious space.

Hemichromis elongatus

A jewel cichlid with a reputation for being the most aggressive in the genus.

Gymnotus carapo

A electric-field-wielding oddball that can breathe air and recognize its neighbors

Channa baramensis

A compact, air-breathing predator from Borneo with bold scale markings.

Channa barca

A rare, large-bodied snakehead with bold patterning and a ferocious personality.

Diploprion bifasciatum

A reef predator that poisons its own tank water when threatened.

Gymnothorax zonipectis

A boldly patterned Indo-Pacific moray with a distinctive barred tail fin.

Rhaphiodon vulpinus

A sleek South American predator that outgrows almost every home aquarium.

Pseudochromis paccagnella

Tiny, colorful, and surprisingly fierce. A pocket-sized bully for the reef tank.

Acestrorhynchus falcirostris

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

Xenotilapia sima

A sand-sifting Tanganyikan schooler that rarely turns up in the hobby

Lamprologus speciosus

A pint-sized shell-brooding cichlid from Lake Tanganyika with outsized attitude.