Black Patch Triggerfish

Scientific Name: Rhinecanthus rectangulus (variant)
Common Name: Black Patch Trigger, Picasso Trigger (variant)

Care Level: Moderate to Difficult
Lighting: Moderate–High
Flow: Moderate
Aggression: High (very territorial and aggressive toward tankmates)
Placement: N/A (free-swimming fish)

Max Size: Up to 10 inches (25 cm)
Tank Size: Minimum 100 gallons
Diet: Carnivorous – feeds on meaty foods such as shrimp, squid, krill, and clams
Behavior: Intelligent and active; may rearrange rockwork and nip at invertebrates
Reef Safe: No – known to eat crustaceans, snails, and smaller fish
Origin: Indo-Pacific