Species

Heterotis niloticus

The oddball arowana that filters plankton instead of hunting prey.

Pantodon buchholzi

A living leaf on the water's surface, until something edible flies past.

Xenomystus nigri

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

Hoplerythrinus unitaeniatus

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

Luciosoma pellegrinii

A surface-prowling Bornean predator that leaps for food above the waterline.

Scleropages formosus

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

Xenentodon cancila

A torpedo-shaped freshwater predator that will absolutely bite the hand that feeds it.

Scleropages jardinii

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

Epiplatys fasciolatus

A surface-hunting West African killifish with metallic fins and a subtle barred pattern.

Cyclocheilichthys apogon

A schooling barb built for large, lively communities. No barbels, plenty of personality.

Osteoglossum ferreirai

A surface-cruising river predator that leaps for prey in the wild.

Epiplatys dageti dageti

A hardy, surface-loving killifish that's a perfect gateway into egg-scattering species.

Carnegiella marthae

A tiny, deep-chested surface dweller that will absolutely find any gap in your lid.

Nothobranchius rachovii

A fish that lives fast, dies young, and leaves spectacular eggs behind.

Fundulopanchax filamentosus

Ornate West African killifish with flowing fins and a taste for live food.

Nothobranchius patrizii

A tiny annual killifish built for life in pools that disappear.

Hippocampus reidi

A slow-moving, sociable seahorse with a famously elongated snout built for precision hunting.

Fundulopanchax cinnamomeum

A compact Cameroonian killifish with warm cinnamon tones and an easygoing nature.

Epiplatys annulatus

A pocket-sized killifish with bold racing stripes and a surprisingly calm nature.

Aplocheilus parvus

A tiny surface-dwelling predator with a big appetite for mosquito larvae.

Pollimyrus castelnaui

A tiny electric fish from African floodplains, built for life in the weeds.

Aphyosemion striatum

A peaceful, long-lived killifish that's genuinely beginner-friendly and easy to breed.

Laubuka caeruleostigmata

A surface-skimming schooler from Southeast Asia that leaps for its dinner.

Dermogenys pusilla

A surface-skimming livebearer with a jaw made for dueling

Ctenolucius hujeta

A surface-hunting predator that plays nicer with tankmates than its looks suggest.

Boulengerochromis microlepis

The largest African cichlid, built like a predator and almost as big as your arm.

Osphronemus goramy

A fish that recognizes its owner and outlives most pets in your house.

Hippocampus ingens

The largest seahorse in the Pacific, built for life among deep coral branches.

Boulengerella lucius

A torpedo-shaped ambush predator that outgrows most home aquariums fast.

Aplocheilus lineatus

A surface-lurking predator that will clear the tank if given the chance to jump.

Aplocheilus blockii

A surface-dwelling predator from India's rice fields and mangrove edges.

Nannostomus marilynae

A rare pencilfish that moonlights in cryptic stripes every single night.

Carnegiella strigata strigata

A tiny, peaceful surface-dweller with a deep-keeled body unlike any other tetra.

Dascyllus reticulatus

A bold little damselfish that claims coral heads as its personal territory.

Laubuka laubuca

A schooling surface-dweller with a genuinely tangled identity across Asia.

Oryzias dancena

A tiny, peaceful ricefish that carries its eggs like a living clutch before planting them.