Species

Apistogramma agassizii

A jewel of the Amazon riverbed with big cichlid personality in a small package.

Atrosalarias fuscus fuscus

A jet-black reef algae grazer that earns its keep on the rockwork.

Astatoreochromis alluaudi

A versatile Victorian cichlid with teeth built to crush snails whole.

Abbottina rivularis

A bold, bottom-hugging cyprinid that demands equally assertive tankmates.

Pterois antennata

A venomous nocturnal predator draped in bold bars and elaborate fins.

Luciosoma spilopleura

A fast-moving schooling fish wrapped in taxonomic mystery.

Aphanius baeticus

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

Nemacheilus masyai

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

Amphilophus macracanthus

A hefty Central American cichlid built for life on the riverbed.

Apistogramma atahualpa

A jewel-sized Amazonian dwarf cichlid with fierce maternal instincts.

Periophthalmus barbarus

A true amphibious fish that walks, climbs, and breathes air on land.

Amphiprion rubrocinctus

Australia's own anemonefish, rarely seen outside its home waters.

Ophisternon gutturale

A secretive, air-breathing eel that hides in mud and comes alive after dark.

Apistogramma bitaeniata

A jewel of Amazonian blackwater, with color forms varying by river system.

Schistura notostigma

A feisty Sri Lankan stream dweller that climbs waterfalls and holds its ground.

Mastacembelus circumcinctus

A secretive burrowing eel that vanishes into the substrate for days at a time.

Syncrossus helodes

A bold, large loach that needs space, company, and an owner who means business.

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.

Polypterus bichir bichir

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

Ecsenius bicolor

A boldly two-toned reef blenny that claims every hole as its own.

Acaronia nassa

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

Ecsenius namiyei

A sleek, dark blenny that grazes algae from reef rockwork with quiet confidence.

Arothron immaculatus

A wide-ranging Indo-Pacific puffer with estuarine roots and a no-nonsense attitude.

Paragobiodon lacunicolus

A tiny goby that spends its entire life tucked inside a single coral colony.

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 hongsloi

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

Acanthurus nigrofuscus

A schooling grazer that overwhelms rivals through sheer numbers.

Geophagus brachybranchus

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

Ophisternon infernale

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