Threadfin Butterflyfish

Chaetodon auriga

Auriga Butterfly · Threadfin Butterfly

Butterflyfish

One of the hardiest butterflyfish species with a distinctive trailing filament on the dorsal fin. The Threadfin is an excellent beginner butterfly for fish-only tanks. It eats a wide variety of foods but is NOT reef-safe with corals and anemones.

Difficulty Moderate
Reef Safety Not Reef Safe
Temperament Peaceful
Min Tank Size 300L
Diet Omnivore

Available Stock

1 Threadfin Butterflyfish listing in stock across 1 Australian reef shop, from $60 to $60 (median $60), as of 2026-08-23.

Shops with stock

More Butterflyfish

Copperband Butterflyfish Longnose Butterflyfish Raccoon Butterflyfish

Products link directly to the shop's listing. AussieReefing is not affiliated with these shops.