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Double-saddled Butterflyfish

Chaetodon falcula

Also known as: Indian Double-saddle Butterflyfish, Pigface Coralfish, Saddleback Butterflyfish, Sickle Butterflyfish

A boldly patterned butterflyfish best kept by those who know their reef chemistry.

Double-saddled Butterflyfish
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© (c) Gabriel Bienzobas Fernández, some rights reserved (CC BY-NC) · CC-BY NC

About

The double-saddled butterflyfish (Chaetodon falcula) is one of the more visually distinctive members of its family, wearing two dark saddle-shaped patches across the upper body against a pale yellow-white base. The face has the characteristic steep, pointed snout typical of butterflyfishes, which likely contributed to one of its older common names, pigface coralfish. In the wild it ranges across the Indian Ocean from the East African coast east toward Indonesia, where adults stake out reef edges and upper slopes. Particularly areas with consistent water movement. Juveniles tend to stay tucked among coral branches, but adults are more often seen in the open, usually paired up or in small loose groups. Their diet in the wild centers on invertebrates, so in an aquarium setting you can expect them to show interest in sessile invertebrates, which means they are generally not a safe choice for a mixed reef with corals or other delicate invertebrates. This species is the Indian Ocean counterpart to Chaetodon ulietensis, which fills a similar niche in the Pacific. For aquarium care, this is an intermediate-level fish. Not impossibly demanding, but it needs a spacious, well-established system and consistent water quality to thrive long-term.

Frequently asked questions

How big does the Double-saddled Butterflyfish get?
The Double-saddled Butterflyfish reaches about 4.5–8" as an adult.
What size tank does the Double-saddled Butterflyfish need?
A minimum of 100 gallons is recommended for the Double-saddled Butterflyfish.
What water parameters does the Double-saddled Butterflyfish need?
The Double-saddled Butterflyfish does best with a temperature of 72–82°F, a pH of 8–8.4.
Is the Double-saddled Butterflyfish aggressive?
The Double-saddled Butterflyfish is generally peaceful and suits a community tank with similarly calm tankmates.
What does the Double-saddled Butterflyfish eat?
The Double-saddled Butterflyfish is an omnivore. It does well on a varied diet of quality flake or pellet plus occasional frozen or live foods.
How long does the Double-saddled Butterflyfish live?
With good care, the Double-saddled Butterflyfish typically lives 5-10 years.
Is the Double-saddled Butterflyfish reef safe?
The Double-saddled Butterflyfish is not considered reliably reef safe and may harm corals or invertebrates.