Species

Acanthurus achilles

A bold, reef-grazing surgeon with a vivid orange tail patch and a fiery attitude toward rivals.

Parachanna obscura

Africa's own snakehead: a powerful, air-breathing predator for dedicated keepers only.

Chrysaora quinquecirrha

A true open-water predator that demands a specialist setup and rewards patient keepers.

Channa baramensis

A compact, air-breathing predator from Borneo with bold scale markings.

Scarus guacamaia

The largest Atlantic parrotfish, built for reefs but almost impossible to keep captive.

Labroides dimidiatus

The reef's original cleaning service, running a one-fish parasite removal station.

Channa marulius

A true apex predator that can grow longer than most people are tall.

Colossoma macropomum

The second-largest scaled fish in the Amazon, and it grows to match.

Stomolophus meleagris

A true open-water drifter that demands a very specialized setup to survive in captivity.

Channa asiatica

A pelvic-fin-free predator with bold bars, white spots, and genuine parental instincts.

Osphronemus exodon

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

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.

Channa stewartii

A hardy Himalayan predator that breathes air and tolerates a range of conditions.

Chrysaora pacifica

A striking open-water predator that demands a very specialized setup.

Tetraodon mbu

A Congo giant that demands respect, space, and a very sturdy tank.

Amphiprion ocellaris

The iconic reef fish that lives fearlessly among stinging anemone tentacles.

Channa pleurophthalma

Bold ocellus markings and predatory charisma from the peat swamps of Borneo.

Chrysaora fuscescens

A striking open-water predator that demands a very specialized setup.

Pangasius sanitwongsei

A fish that outgrows almost every tank on earth. And most keepers know it too late.

Acanthurus leucosternon

A breathtaking Indian Ocean surgeon with a sharp temper to match its bold colors.

Acanthurus japonicus

A reef algae grazer that rewards patient, experienced keepers with years of personality.

Channa bleheri

A rare snakehead small enough for a community tank, if you choose tankmates carefully.

Mnemiopsis leidyi

A glowing, gelatinous predator that belongs in a very specialized setup.

Osteoglossum bicirrhosum

An ancient, leaping predator that quickly outgrows almost every home aquarium.

Pangasionodon hypophthalmus

Sold as a tiny silver juvenile, grows into a tank-busting giant.

Lamprichthys tanganicanus

The only killifish native to Lake Tanganyika, and unlike any other in the family.