Species

Barbus lineomaculatus

A sleek African barb that migrates into flooded grasslands to spawn.

Carassius auratus var. lionhead

The beefy, hood-crowned fancy goldfish that rewards patient, attentive keepers.

Cyanea capillata

The world's largest jellyfish, trailing curtains of venomous tentacles through cold northern seas.

Leporinus arcus

A bold-striped South American speedster with a personality to match its size.

Oxycirrhites typus

A perching ambush predator that claims gorgonians as its personal throne.

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.

Melanotaenia maccullochi

A compact, peaceful rainbowfish that rewards group keeping with vivid male displays.

Leptobarbus hoevenii

A river giant with a wild reputation for eating intoxicating seeds

Melanochromis cyaneorhabdos

An all-blue Malawi mbuna with serious attitude and a mouthbrooding twist.

Dimidiochromis compressiceps

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

Ompok eugeneiatus

A shy, schooling catfish from Southeast Asian peat swamps and flooded forests.

Paratilapia polleni

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

Amphiprion tricinctus

Three bold white bars on deep orange. The Marshall Islands' own anemonefish.

Julidochromis transcriptus

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

Arothron diadematus

A bold Red Sea puffer with a dramatic masked face and serious bite.

Tetraodon mbu

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

Cotylorhiza tuberculata

The Mediterranean jellyfish that looks exactly like a fried egg.

Tetraodon suvattii

A bottom-hugging Mekong puffer that buries itself in river mud.

Oryzias mekongensis

A tiny Mekong native with vivid fin markings and surprisingly easy breeding habits.

Astyanax fasciatus

A bold, wide-ranging tetra with a predatory streak that surprises many keepers.

Ecsenius midas

A reef blenny that mimics anthias in color, movement, and social behavior.

Amphilophus citrinellus

A bold, intelligent cichlid that recognizes its owner and demands respect in return.

Chromis acares

A tiny schooling damsel that brings reef-like energy to modest-sized tanks.

Chelonodon patoca

A schooling puffer from mangrove estuaries that gets surprisingly large.

Acanthurus pyroferus

A juvenile master of disguise that grows into a bold reef grazer.

Xiphophorus montezumae

A wild swordtail with an absurdly long tail sword that rivals its own body length.

Aurelia aurita

striking open-water drifter that needs its own specialized kreisel tank.

Arothron manilensis

A bold, beak-toothed puffer that thrives from mangroves to lagoon reefs.

Pseudochromis aldabraensis

A bold little reef dweller that punches well above its weight in personality.

Gobiosoma oceanops

A tiny reef cleaner that punches way above its weight.

Elacatinus oceanops

A tiny cleaner fish that runs its own reef spa service.

Odonus niger

Red teeth, blue body, and a personality that commands the whole tank.

Devario neilgherriensis

A rarely seen Indian hill stream danio with iridescent blue and yellow flanks.

Melanotaenia affinis

One of the first rainbowfish in the hobby, now available in several wild forms.

Vieja zonata

A rare Mexican cichlid with big personality and even bigger space requirements.