Species

Ariopsis seemanni

A venomous, migratory catfish that's far more demanding than its juvenile looks suggest.

Tucanoichthys tucano

A pint-sized Amazonian rarity that rewards patient, specialist keepers.

Oryzias songkhramensis

A tiny Thai ricefish with a fascinating breeding style and peaceful nature.

Leiocassis siamensis

A sleek Thai river catfish with a carnivore's appetite and quiet confidence.

Colisa labiosus

A thick-lipped labyrinth fish from Myanmar with a surprising need for surface air.

Nemanthias carberryi

A schooling reef anthias that holds its own unless bullied by tankmates.

Batrachomoeus trispinosus

A long-lived ambush predator that looks like a rock and eats like a trap.

Cichlasoma trimaculatum

A bold, territorial Central American cichlid with legendary parenting instincts.

Trichopodus trichopterus

A tough, adaptable gourami with a personality that can catch you off guard.

Trichogaster trichopterus

A bold, labyrinth-breathing gourami that demands respect from its tankmates.

Apistogramma trifasciata

A tiny cichlid packing bold stripes, bright color, and real personality into a small frame.

Pseudoplatystoma tigrinum

A true river giant that outgrows almost every home aquarium.

Hoplias malabaricus

A nocturnal ambush predator with jaws that mean serious business.

Hydrocynus vittatus

Razor-toothed river predator that hunts in packs and outgrows almost any tank.

Acanthocobitis urophthalmus

A tiny, peaceful bottom-dweller from Sri Lanka's fast-flowing lowland streams.

Alpheus bellulus

The shrimp that blasts prey with a sonic snap and shares its burrow with a watchful goby.

Takifugu rubripes

The fish behind fugu. A massive, long-lived puffer with serious presence.

Pseudoplatystoma fasciatum

A river giant that outgrows almost every home aquarium faster than you'd expect.

Brachyplatystoma tigrinum

A boldly barred Amazonian predator that demands a truly massive tank.

Hippocampus comes

A boldly patterned seahorse with a prehensile tail built for clinging tight.

Aguarunichthys tocantinsensis

A powerful Amazonian predator built for fast water and rocky riverbeds.

Pictichromis dinar

A tiny but ferocious reef dweller from Sulawesi's deep drop-offs.

Cirrhilabrus tonozukai

A current-loving fairy wrasse with bold color and fascinating group dynamics.

Schistura balteata

A cave-claiming loach with bold banding and strong opinions about its territory.

Atractosteus tropicus

A living fossil from Central America that grows to canoe-like proportions.

Amphiprion percula

The fish that launched a thousand reef tanks, with personality to match.

Cichla monoculus

A river predator built for size, speed, and a 20-year commitment.

Pseudochromis bitaeniatus

A reef crevice specialist with a sneaky mimicry trick up its sleeve.

Pseudanthias bimaculatus

A vivid reef basslet with two bold spots that set it apart from the crowd.

Rasbora elegans

A large, peaceful schooler with a bold two-spot pattern rarely seen in shops.

Synodontis nigrita

The Synodontis that outgrows its welcome. And gets mistaken for something else entirely.

Cassiopea andromeda

Rests bell-down on the substrate, pulsing gently while algae do the work.

Pyrrhulina laeta

A slender Amazonian predator that punches above its small size.

Copadichromis chrysonotus

A mid-water spawning Malawi cichlid that breeds in open water like no other Hap.

Copadichromis ilesi

A peaceful Utaka cichlid from Lake Malawi with fascinating mouthbrooding behavior.

Hydrolycus armatus

A river predator with fangs to match its reputation, and size to back it up.