Species

Amphiprion sebae

A bold, territorial clownfish that pairs best with one specific anemone host.

Polypterus senegalus meridionalis

A living fossil that breathes air and hunts like a prehistoric predator.

Abudefduf saxatilis

Bold reef dweller with a notorious attitude that grows with age.

Gastromyzon scitulus

A tiny Bornean torrent-dweller that clings to rocks and grazes algae in miniature rapids.

Hyphessobrycon eques

Fiery red schooler that turns fin-nipper when kept in too-small groups.

Corydoras seussi

A long-lived Bolivian cory that breathes air and rewards patient keepers.

Chaetodon punctatofasciatus

A boldly patterned reef butterfly that pairs for life and rarely strays far from coral.

Toxotes chatareus

A sharpshooter that hunts insects by spitting jets of water at overhanging branches.

Heros efasciatus

A gentle giant of the Amazon that plays surprisingly well with others.

Heros severus

A large, easygoing cichlid with personality to spare and a surprisingly gentle nature.

Barilius shacra

A bold, fast-moving river cyprinid that needs equally robust tankmates to thrive.

Hyalobagrus flavus

A tiny, sociable catfish that actually swims in the open. And has a fish that mimics it.

Pethia shalynius

A cool-water hill stream barb with a vivid blue lateral stripe and gentle temperament.

Luciosoma bleekeri

A fast-moving surface predator that needs serious space to thrive.

Elacatinus evelynae

A tiny Caribbean cleaner fish that services sharks and rays without hesitation.

Echeneis naucrates

The fish that hitchhikes on sharks, and occasionally tries to attach to divers.

Sphaerichthys acrostoma

A rare Bornean mouthbrooder from blackwater streams, gentle and quirky in equal measure.

Acnodon normani

A compact pacu with tiger stripes and a bad habit of snacking on scales.

Cyprinodon variegatus

A tough little pupfish that thrives where most fish would struggle to survive.

Lamprologus meleagris

A tiny shell-brooding cichlid with a surprisingly big attitude.

Neolamprologus similis

Tiny shell-dwelling cichlid with a ferocious personality well above its size.

Lamprologus kungweensis

A tiny Lake Tanganyika shell brooder that digs its own burrow network.

Neolamprologus brevis

A pint-sized Tanganyikan cichlid that treats a snail shell like a fortress

Nemachilichthys shimogensis

A rarely seen Indian stream loach that does best with a few of its own kind.

Nannostomus nitidus

A rarely-seen pencilfish with a glittering lateral stripe and fascinating nocturnal color shifts.

Poecilia mexicana

The wild ancestor of the molly we all know, built for tough conditions.

Polypterus palmas

An ancient, air-breathing predator that looks like it crawled out of the Devonian.

Neosilurus brevidorsalis

A compact Australian bottom-dweller that earns its keep in a peaceful community tank.

Pyrrhulina brevis

A compact Amazonian predator with surprising personality for its size.

Lepisosteus oculatus

A living fossil built for ambush, not the average home aquarium.

Sorubim lima

A head-down ambush predator that swims like a falling leaf among the roots.

Carassius auratus var. shubunkin

A calico-patterned pond fish built for decades of companionship.

Corydoras gracilis

A tiny, shy cory with a bold arched stripe and a surprising air-breathing trick.

Crossocheilus oblongus

The algae eater that actually eats algae, including the tough stuff other fish ignore.

Crossocheilus atrilimes

The real Siamese algae eater. If you can tell it apart from its lookalikes.

Crossocheilus burmanicus

A lesser-known algae eater from Himalayan foothills with a subtle but useful ID feature.