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Heniochus acuminatus

The Longfin Bannerfish (Heniochus acuminatus) is a striking, reef-associated fish known for its elongated dorsal fin, which resembles a flowing pennant. It has a bold black-and-white striped body with a vibrant yellow tail and pectoral fins. Often mistaken for the Moorish Idol (Zanclus cornutus), this species is hardier and more suitable for home aquariums. It is…

SKU: BF 023/024, sm/med
Category: ,

Description

Tank Size:

  • Minimum 75 gallons for a single fish
  • 125+ gallons for a group
Water Parameters:
  • Temperature: 74-80°F (23-27°C)
  • pH: 8.1-8.4
  • Salinity: 1.020-1.026 SG
  • Ammonia & Nitrites: 0 ppm
  • Nitrates: Below 20 ppm
Tank Setup:
  • Plenty of live rock for grazing and hiding
  • Open swimming space, as it is an active swimmer
  • Moderate water flow to replicate reef conditions
Tank Mates:
  • Peaceful and reef-safe with caution
  • Best with other peaceful to semi-aggressive fish
  • Avoid aggressive tank mates like triggers and large angelfish
Diet & Feeding:
  • Omnivorous; eats algae, plankton, small invertebrates
  • Should be fed a varied diet including marine flakes, frozen foods, and seaweed
  • Feed 2-3 times daily

The Longfin Bannerfish is a beautiful, active species that does well in home aquariums but requires proper care and space to thrive.