Collection: Bannerfish

Longfin Bannerfish (Heniochus acuminatus)

The Longfin Bannerfish (Heniochus acuminatus), also known as the False Moorish Idol, is a striking marine species with its elongated dorsal fin and bold black, white, and yellow coloration. Its graceful movements and peaceful temperament make it a captivating addition to large saltwater aquariums. This hardy and social fish thrives in well-maintained marine setups, making it ideal for intermediate aquarists.

Product Details

• Species: Heniochus acuminatus
• Common Names: Longfin Bannerfish, False Moorish Idol, Pennant Butterflyfish
• Origin: Indo-Pacific Region
• Diet: Omnivore
• Maximum Size: 20–25 cm (8–10 inches)
• Temperament: Peaceful
• Care Level: Moderate

Care Guidelines

Marine Aquarium Setup:
The Longfin Bannerfish requires an aquarium of at least 300 liters with plenty of swimming space and live rock for grazing and shelter. Ensure the tank includes ample open areas for swimming as well as hiding spots created by caves or rock formations. Moderate water flow and strong filtration are essential to maintain water quality.

Marine Aquarium Parameters:

• Temperature: 24°C – 28°C
• pH Range: 8.1 – 8.4
• Salinity: 1.020 – 1.025 SG
• Water Hardness: 8 – 12 dKH

Diet:
The Longfin Bannerfish is an omnivore and enjoys a varied diet. Feed it a combination of marine-based algae, spirulina, and meaty foods such as mysis shrimp, brine shrimp, and finely chopped seafood. High-quality marine pellets and flakes can also be included in its diet. Feed 2–3 times daily in small amounts.

Behavior and Compatibility:
This peaceful species is well-suited for community tanks and can coexist with other non-aggressive marine fish. Suitable tankmates include tangs, gobies, and clownfish. Avoid housing with highly territorial or predatory species. While generally reef-safe, it may nip at certain corals, so caution is advised in reef tanks.

Growth and Maintenance:

The Longfin Bannerfish can grow up to 25 cm and has a lifespan of up to 10 years with proper care. Regular tank maintenance, including water changes and cleaning, is crucial to ensure a healthy environment. Monitoring water parameters and providing a balanced diet will keep the fish thriving.

Availability:
The Longfin Bannerfish (Heniochus acuminatus) is available at Cradle Coast Pet & Aquarium. Visit or contact the store to check availability and bring home this elegant and captivating marine fish today!

Due to variations within species and age of fish, your item may not look identical to the image provided.