Species

Aphyolebias peruensis

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

Rhinecanthus aculeatus

A bold reef rearanger that sleeps on its side and makes noise when startled.

Crenicichla lepidota

A torpedo-shaped predator that brings serious personality to a South American biotope.

Halichoeres melanurus

A reef-safe wrasse that earns its keep hunting pests from the sandbed up.

Apogon atricaudus

A secretive Pacific reef cardinalfish that comes alive after dark.

Thoracocharax stellatus

A silvery, deep-keeled jumper that needs a tight-fitting lid and plenty of company.

Pachypanchax playfairii

A Seychelles-endemic killifish with ridged scales and real personality to match.

Polypterus palmas polli

An ancient armored predator that breathes air and prowls the riverbed.

Hippocampus abdominalis

The largest seahorse species, with a comically round belly to match its personality.

Pachypanchax omalonotus

A non-annual Malagasy killifish with gold-spangled flanks and a tricky identity history.

Alticorpus profundicola

A deep-water Malawi cichlid rarely seen in the wild or the hobby.

Tetraodon pustulatus

A rare African giant puffer from the Cross River, built for serious keepers.

Nemateleotris decora

A shy reef hoverer with a sail-like dorsal fin and vivid two-tone coloring.

Carnegiella myersi

Tiny, delicate, and built for the surface. The smallest hatchetfish of them all.

Dichotomyctere ocellatus

A pint-sized puffer from Southeast Asia with a big predatory personality.

Boraras maculatus

A pea-sized schooling fish that rewards patience with dazzling group displays.

Botia dario

A boldly barred loach with a curved profile and a complex social life.

Halichoeres iridis

A kaleidoscopic reef wrasse that shifts color as it matures.

Alpheus randalli

The symbiotic pistol shrimp that teams up with gobies to rule the sandbed

Amblyeleotris randalli

A reef sand-dweller that shares its burrow with a pistol shrimp partner.

Badis ruber

A secretive cave-spawning micro-predator with fascinating breeding behavior and bold flank markings.

Pygocentrus nattereri

The world's most notorious fish, and surprisingly misunderstood in the wild.

Amphilophus labiatus

A notoriously aggressive cichlid that somehow also becomes your best friend.

Carinotetraodon lorteti

A tiny puffer with dramatic color-changing ability and surprisingly long lifespan.

Esox americanus americanus

A pint-sized ambush predator that turns patience into a hunting superpower.

Neocirrhites armatus

A vivid red percher that rules its corner of the reef from a favorite rock.

Nannostomus mortenthaleri

A tiny, fiery Peruvian pencilfish that punches well above its weight in attitude.

Pao abei

A pint-sized freshwater puffer with a big attitude and sharp teeth to match.

Dichotomyctere erythrotaenia

A compact, red-lined puffer from mangrove creeks that thrives in brackish setups.

Nothobranchius guentheri

A jewel-bright killifish that lives fast, dies young, and leaves drought-proof eggs.

Cichlasoma festae

A massive, fierce Ecuadorian cichlid that will eat anything it can fit in its mouth.

Erpetoichthys calabaricus

A living fossil with an eel-like body and a lineage older than the dinosaurs.

Monopterus albus

A land-crossing, air-breathing swamp predator that isn't actually an eel at all.

Megalodoras uranoscopus

A gentle giant catfish from the Amazon that travels in groups and growls.

Novaculichthys taeniourus

A reef demolition crew in fish form, juvenile and adult look like different species.

Fossorochromis rostratus

The sand-diving Lake Malawi cichlid that buries itself when spooked.