Species

Pseudochromis springeri

A bold little reef predator wrapped in electric blue and black.

Paracanthurus hepatus

The fish that plays dead, then rules the reef with bold personality.

Acanthurus coeruleus

A bold Atlantic surgeon fish known for cleaning sea turtles in the wild.

Melanotaenia boesemani

Two fish in one body: bold orange rear, cool blue-grey front.

Pleurosicya boldinghi

A tiny, transparent goby that spends its whole life clinging to soft corals.

Rasbora sarawakensis

A tiny, peaceful Bornean rasbora that's rarely seen but well worth seeking out.

Julidochromis dickfeldi

A rock-hugging Tanganyikan cichlid that pairs for life and guards its cave fiercely.

Carassius auratus var. bubble-eye

The wobbling, sac-eyed goldfish that demands a bubble-safe aquarium.

Exodon paradoxus

A scale-ripping tetra that's best kept in massive, single-species shoals.

Hyphessobrycon anisitsi

A rock-solid beginner tetra with a feisty streak that rewards keeping in big groups.

Channa marulius

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

Hypoplectrus unicolor

A Caribbean reef predator surprisingly well-suited to beginner saltwater tanks.

Colossoma macropomum

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

Carassius auratus var. calico

A patchwork of orange, black, and white that only gets better with age.

Pao cochinchinensis

A compact, ornery puffer from Southeast Asian rivers with outsized personality.

Trimma cana

A reef-dwelling miniature goby that perches right on living coral.

Stomolophus meleagris

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

Canthigaster rostrata

A pint-sized Atlantic puffer with a big personality and a beak to match.

Hypseleotris compressa

An Australian goby with dazzling breeding colors and one of nature's tiniest vertebrate eggs.

Amblypharyngodon mola

A sleek South Asian cyprinid from rice paddies and slow canals, surprisingly adaptable in captivity.

Carassius auratus var. celestial

The upward-gazing fancy goldfish that trades agility for pure personality.

Danio margaritatus

Tiny, jewel-spotted fish that rewards patient keepers with spectacular color displays.

Dichotomyctere fluviatilis

A personable brackish predator with a beak, a belly, and a bad attitude.

Halichoeres richmondi

A reef-dwelling wrasse that moves in loose social groups across coral-rich shallows.

Oliotius oligolepis

A peaceful, easy-to-keep schooler with bold checker-patterned scales.

Rasbora rubrodorsalis

A tiny Southeast Asian schooler with a vivid red splash on its dorsal fin.

Centropyge argi

The Atlantic's tiniest angel, bold in color and personality despite its small size.

Channa asiatica

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

Cichlasoma bocourti

A hefty Central American cichlid that means business in any territory it claims.

Hypselecara coryphaenoides

A peaceful giant from blackwater rivers that transforms dramatically when spawning.

Barbodes everetti

A misidentified Bornean barb finally getting the recognition it deserves.

Coris gaimard

A wrasse that completely reinvents its look from juvenile to adult.

Carassius auratus var. comet

The classic long-tailed goldfish that outlives most aquarium pets.

Sphyraena barracuda

A true apex predator that grows to nearly six feet long.

Remora remora

The original hitchhiker: a fish that lives life permanently attached to a host.

Altolamprologus compressiceps

A laterally flattened Tanganyikan predator built to hunt in razor-thin rock crevices.