The Americas

Taenianotus triacanthus

A reef ambush predator that spends its days pretending to be a dead leaf.

Geophagus parnaibae

A sand-sifting cichlid from Brazil that's gentler than its reputation suggests.

Hoplarchus psittacus

A rare blackwater cichlid that defies its aggressive reputation in the right company.

Rhynchodoras woodsi

A rarely seen Amazonian catfish with a mysterious bony beak-like projection

Ossubtus xinguense

A plant-munching Xingu oddity that surprises keepers with its feisty personality.

Corydoras pastazensis

A long-lived Ecuadorian armored catfish with a fascinating air-breathing trick.

Aequidens patricki

A rarely traded Peruvian cichlid with a feisty personality and serious collector appeal.

Krobia guianensis

A sleek Guianan cichlid that rewards patient keepers with real personality.

Hydrolycus scomberoides

Vampire-fanged characin that's surprisingly peaceful with fish too big to eat.

Cichla kelberi

A hard-hitting Amazonian predator that rewards patient keepers with bold personality.

Cichla ocellaris

A river predator that grows to nearly three feet and eats anything it can catch.

Cichla orinocensis

A river predator that grows to nearly two feet and eats its tankmates.

Iniistius pavo

A reef acrobat that vanishes into the sand at the first sign of trouble.

Geophagus brasiliensis

Iridescent eartheater with big personality and bigger territorial instincts.

Hemiancistrus pankimpuju

A rugged Peruvian boulder-dweller with a surprising ability to breathe air.

Nannostomus grandis

The largest pencilfish, rarely seen but worth the search.

Nannostomus minimus

Tiny, timid, and barely an inch long. A pencilfish for the dedicated nano keeper.

Thayeria obliqua

The original penguin tetra, now overshadowed by its more common cousin.

Corydoras paleatus

Hardy, armored, and social. A true workhorse of the community tank.

Perrunichthys perruno

A little-known giant catfish from Venezuela's Lake Maracaibo basin.

Corydoras semiaquilus

A long-lived Amazonian bottom-dweller with a surprisingly expressive face.

Brachyplatystoma capapretum

A large Amazonian catfish that lurks in deep river channels far from shore.

Pterygoplichthys scrophus

A hefty Amazonian armored catfish that breathes air when conditions demand it.

Aphyolebias peruensis

A rare Amazonian killifish with an extraordinarily long egg incubation period.

Hyphessobrycon peruvianus

A slender Upper Amazon tetra often misidentified but worth tracking down properly.

Rineloricaria morrowi

A slender Peruvian whiptail catfish that rewards patient keepers with fascinating paternal care.

Corydoras petracinii

A tiny Argentine cory built for rocky currents, rarely if ever seen in the hobby.

Charax condei

A secretive little predator that sneaks into shipments of other characins.

Hemigrammus filamentosus

A slender Brazilian tetra with a filamentous tail fin twist.

Phallichthys fairweatheri

A gentle little livebearer from Central America's marshy backwaters.

Pimelodus pictus

A spotted, whiskered speedster that will eat anything small enough to swallow.

Acestrorhynchus microlepis

A sleek, toothy predator that schools as a juvenile and hunts like a pike.

Acestrorhynchus pantaneiro

A sleek river predator that plays surprisingly well with the right tankmates.

Boulengerella cuvieri

A surface-hunting predator that outgrows almost every home aquarium.

Crenicichla albopunctata

A compact, manageable pike cichlid with serious predator personality.

Crenicichla johanna

A big-mouthed Amazon predator that means business in any large cichlid setup.