Halfmoon Triggerfish (Rhinecanthus lunula)
Fish in the family Balistidae. Expert care. Not Reef Safe.
Quick facts
Appearance
The Halfmoon Triggerfish is identified by its pale yellow to tan body with black reticulated markings forming a net-like pattern across the head and body. The dorsal and anal fins are distinctly rounded and often display yellow edges, and the caudal fin is lunate (crescent-shaped), giving the species its common name.
Diet and feeding
Zooplankton, small fish, marine algae (such as Laminaria and Caulerpa)
Difficulty and care for the Halfmoon Triggerfish
Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
Common health issues
Marine ich, Fin Rot, Swim Bladder Disorder, Bacterial Infections, Parasitic Infestations
Origin and habitat
Indo-Pacific, from East Africa and the Red Sea through Indonesia and the Philippines to Hawaii and the Great Barrier Reef.
Log Halfmoon Triggerfish in your reef tank
Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Halfmoon Triggerfish alongside everything else in your reef.
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