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Halfmoon Triggerfish (Sufflamen chrysopterum)

Find Halfmoon Triggerfish across reef-livestock retailers and from fellow hobbyists on ReefDock. Compare sources, check live pricing where available, and review source-tank parameters on Reef-Trak-verified fish listings before you buy.

Halfmoon Triggerfish
Photo: Rickard Zerpe · CC BY 2.0
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Where to buy Halfmoon Triggerfish

ReefDock searches the following reef retailers for this fish. Click through to see the live price.

  • Saltwaterfish

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    Search Saltwaterfish
  • Amazon

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  • Petco

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    Search Petco

About Halfmoon Triggerfish

The Halfmoon Triggerfish has a distinctive yellowish or greenish-yellow body with a crescent-shaped (halfmoon) yellow or orange marking on the caudal fin. The dorsal and anal fins are edged in yellow or orange, and the face exhibits a characteristic blue-green coloration around the eyes and cheeks.

Key facts

Diet Details
Zooplankton, small crustaceans (such as copepods and mysid shrimp), fish fry, and squid in the wild. In aquariums, they can be fed brine shrimp, mysis shrimp, and a variety of frozen or prepared marine fish foods.
Temperament
Semi Aggressive
Origin
Indo-Pacific from the Red Sea and East Africa to Hawaii and the Great Barrier Reef.
Family
Balistidae
Care Level
Moderate
Common Health Issues
Marine ich, Fin rot, Swim bladder disorder, Fungus infections, Bacterial septicaemia
Max Size
9
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.025
Min tank size
125 gallons
Appearance
The Halfmoon Triggerfish has a distinctive yellowish or greenish-yellow body with a crescent-shaped (halfmoon) yellow or orange marking on the caudal fin. The dorsal and anal fins are edged in yellow or orange, and the face exhibits a characteristic blue-green coloration around the eyes and cheeks.
Care Requirements
• 125+ gallon tank (aggressive, territorial) • 76–78°F, pH 8.1–8.3, moderate current • Robust corals only (crushes and eats coral, crustaceans) • Varied diet: meaty foods, frozen, pellets • Provide hiding places; incompatible with docile fish
Diet
carnivore

Looking for a hobbyist seller?

ReefDock's marketplace lets reef-keepers sell fish directly to other reef-keepers with Stripe-secured checkout and live-arrival photo confirmation. Browse current fish listings on ReefDock, or list your own.

Verify the source tank before you buy

ReefDock is the sister app to Reef Trak. Sellers who maintain a Reef Trak tank log can publish source-tank parameters on eligible fish listings — so you can see the conditions a fish was raised in before you buy. Log this fish on Reef Trak.

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