Species

Opsarius pulchellus

A fast-moving, boldly barred stream fish that needs active, confident tankmates.

Hypsophrys nicaraguensis

A Central American cichlid that bonds for life and redecorates constantly.

Gastromyzon viriosus

A patterned Bornean stream-clinger with surprising territorial attitude for its size.

Ameca splendens

A rare Mexican livebearer with a placenta-like structure and feisty personality.

Scleromystax c113

A feisty armoured catfish from Brazil whose males refuse to share their space.

Colossoma macropomum

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

Pseudacanthicus sp

A spiny, armored catfish from Venezuelan rivers with serious attitude.

Carassius auratus var. calico

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

Altolamprologus calvus

A razor-thin Tanganyikan ambush hunter built to slip into the tightest rock crevices.

Hyphessobrycon axelrodi

A tiny Trinidad native surprisingly comfortable in brackish conditions.

Garra cambodgiensis

A misidentified algae eater with a sucker mouth and strong opinions about personal space.

Etroplus canarensis

A rare freshwater-only Indian cichlid that's surprisingly social when kept in numbers.

Awaous flavus

A sand-sifting South American goby with bold red fin markings and real personality.

Peckoltia vittata

A boldly banded dwarf pleco that works the rocks and driftwood at night.

Folifer brevifilis

A rare giant cyprinid from Southeast Asia, seldom seen outside its native rivers.

Sandelia capensis

A primitive air-breathing anabantid from South Africa's threatened Cape rivers.

Garra hughi

A mountain stream grazer from India's Western Ghats, sometimes sold as chocolate algae eater.

Paracheirodon axelrodi

The full-red neon that outshines its famous cousin from blackwater rivers.

Serrasalmus manueli

A rare, large piranha relative that demands a specialist keeper and a massive tank.

Corydoras carlae

A rarely seen Iguazu cory with twin flank blotches and peaceful, social charm.

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.

Parotocinclus jumbo

A tiny armored catfish with big personality and a clever breathing trick.

Serrasalmus gibbus

A lone-wolf piranha from Brazil that tolerates no tankmates whatsoever.

Xiphophorus milleri

A rare Mexican platyfish from one lake, suited for species-focused setups.

Schistura deansmarti

A blind, ghostly cave loach found nowhere else on Earth.

Oryzias celebensis

A rare Sulawesi ricefish with surprisingly easy breeding and fascinating spawning behavior.

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.

Aphyosemion celiae

A peaceful, forgiving killifish from Cameroon's rainforest streams and pools.

Teleocichla centrarchus

A dwarf riverine cichlid built for life in Brazil's fast-flowing rapids.

Moenkhausia ceros

A peaceful Amazon tetra that rarely makes it onto store lists.

Chagunius chagunio

A rarely seen river giant that needs serious space to thrive.

Osteochilus nashii

A rare Indian hill stream barb that rewards patient hunters with real personality.

Cyprinodon veronicae

A rare spring pupfish from a remote Mexican highland that challenges even dedicated keepers.

Oliotius oligolepis

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