Species

Archocentrus septemfasciatus

A feisty Costa Rican cichlid that punches well above its weight at spawning time.

Aphanius danfordii

A rare Turkish killifish relative with fascinating behavior and real conservation value.

Pseudotropheus demasoni

A pint-sized mbuna with the aggression of a fish ten times its size.

Zebrasoma desjardinii

A sail-finned grazer that turns any large reef tank into open ocean.

Carinotetraodon salivator

A pint-sized puffer from Borneo's fast-flowing streams, full of personality.

Tetraodon duboisi

A rare Congo puffer that packs a big personality into a tiny package.

Osphronemus exodon

A leaping, fruit-snatching giant with teeth that stay visible when its mouth is closed.

Auriglobus silus

A compact puffer from Indonesian waters with a big personality and sharper teeth.

Tetraodon lineatus

A large, aggressive African puffer that will bite the hand that feeds it. Literally.

Chitala chitala

A massive, humped river predator rarely seen in the trade despite its size and character.

Papyrocranus afer

A rare African giant with a striking undulating fin and a fierce attitude.

Carettochelys insculpta

A fully aquatic turtle with flippers, a pig-like snout, and a serious attitude.

Channa lucius

A true apex predator from Southeast Asian forest streams, surprisingly manageable in the right setup.

Gymnarchus niloticus

A five-foot electric predator that will bite the hand that feeds it.

Petenia splendida

A big-mouthed Central American predator that's surprisingly manageable for dedicated beginners.

Hydrocynus goliath

Razor-toothed Congo predator that most aquariums, and fishkeepers, simply cannot handle.

Auriglobus nefastus

A freshwater puffer that makes a living stealing scales from other fish.

Tetraodon fluviatilis

A curious, toothy brackish predator that never stops exploring its tank.

Dichotomyctere nigroviridis

A nippy, curious puffer that gets more belligerent with every passing year.

Andinoacara rivulatus

A bold, beautiful cichlid that will absolutely rearrange your community tank.

Herichthys carpintis

A pearl-flecked bruiser that rewards bold hobbyists willing to manage its attitude.

Notopterus notopterus

A nocturnal predator that outgrows most home aquariums faster than expected.

Arothron meleagris

A bold, intelligent puffer that will learn your face and test your corals.

Nandopsis haitiensis

A powerhouse cichlid from Hispaniola that takes no prisoners in the aquarium.

Pomacanthus maculosus

A bold, large-growing angel that thrives where other reef fish fear to tread.

Pao palembangensis

A freshwater puffer from Southeast Asia with serious teeth and serious attitude.

Parachromis managuensis

A bold, personable predator that owns every tank it inhabits.

Hemichromis bimaculatus

Gorgeous West African cichlid that becomes a ferocious defender once paired up.

Pseudotropheus lombardoi

A notoriously aggressive mbuna with a dramatic reverse color scheme between sexes.

Caquetaia kraussii

A predatory Colombian cichlid that lurks in swamps and ambushes its prey.

Brycinus macrolepidotus

A football-sized African predator that roams rivers from the Nile to the Congo.

Zebrasoma rostratum

A sleek, all-black Pacific tang with a distinctively elongated snout.

Amphilophus lyonsi

A lesser-known Central American cichlid from Pacific-slope rivers worth seeking out.

Dimidiochromis compressiceps

The Lake Malawi ambush hunter famous for a truly unsettling feeding habit.

Paratilapia polleni

Madagascar's endangered black cichlid, bold in personality and beautiful in the biotope

Julidochromis transcriptus

A bold little rock-dweller from Lake Tanganyika with sharp black-and-white contrast.