Species

Aequidens rondoni

A compact Amazon cichlid with a big personality and surprising longevity.

Pterophyllum altum

The wild angelfish that makes the common angel look easy.

Aphanius baeticus

A critically rare Spanish killifish that rewards dedicated keepers willing to help conserve it.

Aphanius dispar

A rare Middle Eastern toothcarp best kept as a conservation project.

Nemacheilus masyai

A boldly patterned river loach that holds its own with attitude to spare.

Xenentodon cancila

A torpedo-shaped freshwater predator that will absolutely bite the hand that feeds it.

Aphanius sirhani

A critically endangered desert oasis killifish worth keeping as a conservation project.

Apolemichthys arcuatus

A boldly patterned Hawaiian angel that's surprisingly approachable for reef keepers.

Epiplatys fasciolatus

A surface-hunting West African killifish with metallic fins and a subtle barred pattern.

Devario pathirana

A rare Sri Lankan danio with bold vertical bars and a lively, boisterous personality.

Stegastes leucostictus

A small, personable damselfish that tends its own algae garden on the reef floor.

Neoarius berneyi

A wide-ranging Australian catfish that thrives in murky, slow-moving water.

Betta splendens

The world's most recognizable fighting fish, now bred in countless colors and fin shapes.

Centropyge bicolor

A boldly two-toned dwarf angel that darts and hides across the reef.

Ostracion meleagris

A living mosaic of spots with a secret chemical defense you need to know about.

Pethia nigripinnis

A cool-water gem from India's Western Ghats, rarely seen outside specialist collections.

Apteronotus albifrons

A velvety black, ribbon-finned predator that navigates by its own electric field.

Macropodus spechti

A close paradise fish relative that thrives where others struggle.

Pethia nigrofasciata

A peaceful Sri Lankan barb whose males blush deep crimson when rivals are near.

Geophagus brachybranchus

A sand-sifting eartheater with elaborate mouthbrooding parental care and a surprisingly gentle nature.

Andinoacara pulcher

A forgiving cichlid with real personality, perfect for community tanks with medium-sized fish.

Pygoplites diacanthus

One of the reef's most recognizable angels, and one of its trickiest to keep.

Procambarus alleni

Florida's boldest crustacean, in an almost unreal shade of blue.

Nothobranchius rachovii

A fish that lives fast, dies young, and leaves spectacular eggs behind.

Thalassoma amblycephalum

A reef-dwelling wrasse with bold color phases and a peaceful community nature.

Parupeneus cyclostomus

A reef-flat hunter that uses whisker-like barbels to sniff out hidden prey.

Symphorichthys spilurus

A bold reef-associated snapper that grows into a true centerpiece fish.

Fundulopanchax gardneri gardneri

A hardy, colorful killifish that's genuinely beginner-friendly and easy to breed.

Kryptopterus apogon

A massive river predator sometimes sold to unsuspecting buyers as a cute juvenile.

Labeo boga

A large, shark-like cyprinid that outgrows most home aquariums.

Cichlasoma boliviense

A compact South American cichlid that punches above its weight in personality.

Chalinochromis brichardi

A bold little rubble-dweller from Tanganyika's rocky shoreline.

Scolopsis bilineata

A reef carnivore whose juveniles pull off a clever blenny disguise.

Horabagrus brachysoma

A gorgeous giant catfish that outgrows most home tanks before you know it.

Pseudopimelodus bufonius

A boldly patterned South American catfish that's surprisingly easy to keep.

Brachygobius xanthomelas

A tiny bumblebee goby that thrives in brackish water and fits in your palm.