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
No Threadfin Butterflyfish in stock at any Australian reef shop we track, as of 2026-08-18. We follow 1 Threadfin Butterflyfish listing from Anything QT, so it may come back into stock here.
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