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Blue-Lined Triggerfish (Pseudobalistes fuscus)

Find Blue-Lined Triggerfish across reef-livestock retailers on ReefDock. Compare sources, check known pricing where available, and review care information before you buy.

Blue-Lined Triggerfish
Photo: Jerome Paillet (IFREMER, Laboratoire d'Océanographie Physique et Spatiale, Centre Bretagne - ZI de la Pointe du Diable - CS 10070 - 29280 Plouzané) · CC BY 4.0
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Where to buy Blue-Lined 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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    Search Amazon
  • Petco

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    Search Petco

About Blue-Lined Triggerfish

A robust triggerfish with a distinctive dark blue to grayish-blue body featuring bright blue lines running along the face and gill covers. The dorsal and anal fins are edged in blue, and the fish has a characteristic blocky head and powerful jaws adapted for crushing hard-bodied prey.

Key facts

Max Size
22
Origin
Indo-Pacific from the Red Sea to Hawaii, including the Great Barrier Reef and Indo-Malaysian regions.
Feeding Schedule
1-2 times daily
Diet Details
Feed meaty foods including squid, shrimp, crab, and other crustaceans, as well as hard-shelled mollusks. Supplement occasionally with quality carnivore pellets formulated for triggerfishes.
Appearance
A robust triggerfish with a distinctive dark blue to grayish-blue body featuring bright blue lines running along the face and gill covers. The dorsal and anal fins are edged in blue, and the fish has a characteristic blocky head and powerful jaws adapted for crushing hard-bodied prey.
Difficulty Level
Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
Aka
Yellow-Spotted Triggerfish
Temperament
Aggressive
Min tank size
180 gallons
Common Health Issues
Marine Ich, Fin Rot, Swim Bladder Disorder, Bacterial Infections, Parasitic Infestations
Care Requirements
• Minimum 180-gallon tank with strong water movement • pH 8.1–8.3, salinity 1.020–1.025, temperature 72–78°F • Can be highly aggressive toward tankmates and corals; may bite and harass • Requires plenty of hiding places and robust aquascaping • Feed varied diet: meaty foods, crustaceans, quality pellets
Care Level
Expert

Research before you buy

ReefDock is the sister app to Reef Trak. Use Reef Trak to research and log fish, keep tank parameters organized, and maintain a complete livestock history. Log this fish on Reef Trak.

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