Species

Guianacara geayi

A harem-keeping cichlid from French Guiana's rocky, fast-running streams.

Opsarius barna

A bold, fast-moving hill stream schooler that needs equally spirited tankmates.

Polypterus delhezi

A living fossil from the Congo that breathes air and hunts by smell.

Devario pathirana

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

Syncrossus beauforti

A boldly patterned, boisterous loach that demands space and respectful tankmates.

Batasio tigrinus

A compact Thai catfish with bold tiger patterning and feisty personality.

Mesonoemacheilus triangularis

A boldly patterned Indian hillstream loach with a famously unpredictable temper.

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.

Polypterus bichir bichir

A living fossil that breathes air and hunts by smell alone.

Acaronia nassa

A wide-eyed Amazonian ambush predator that makes the most of its stillness.

Apistogramma norberti

A pocket-sized Peruvian cichlid with a big personality and cave-spawning habits.

Osteoglossum ferreirai

A surface-cruising river predator that leaps for prey in the wild.

Poecilocharax weitzmani

A cave-guarding micro-predator from blackwater South America with serious attitude.

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.

Thorichthys pasionis

A lesser-known Central American cichlid with bold personality and a distinctive dark throat.

Bagrichthys hypselopterus

A deep-river Asian catfish with an impressively tall dorsal fin and bold personality.

Apistogramma gibbiceps

A cave-spawning dwarf cichlid from the blackwater rivers of the Amazon basin.

Barbus candens

A tiny Congo rarity that rewards patient keepers with delicate charm.

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.

Apistogramma hongsloi

A compact Colombian dwarf cichlid that pairs up and parents together.

Gymnocorymbus ternetzi

A classic community tetra whose dark skirt stands out against brighter tankmates.

Geophagus brachybranchus

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

Hyphessobrycon erythrostigma

A deep-bodied Amazonian tetra with a vivid red heart marking and feisty male rivalries.

Ophisternon infernale

A cave-dwelling, eyeless eel from the underground rivers of the Yucatan.

Pimelodus blochii

A boldly striped rivercat that doubles as an accidental seed disperser in the wild.

Chaetostoma cf thomsoni

The most common rubbernose pleco in the hobby, and endlessly misidentified.

Andinoacara pulcher

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

Serrasalmus altuvei

A rare, solitary piranha relative that's harder to identify than to keep.

Apistogramma eunotus

A compact Peruvian dwarf cichlid with serious parenting instincts and big personality.

Nanochromis nudiceps

A compact Congo cichlid with a violet belly and real personality in a small package.

Procambarus alleni

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

Cryptoheros spilurus

A compact Central American cichlid with fierce pair bonds and big personality.

Panaque suttonorum

A wood-rasping Venezuelan plec with vivid blue eyes that glow in the right light.