The Red Devil Angelfish (Pterophyllum scalare) is a striking, captive-bred freshwater fish known for its tall, elegant shape and fiery orange-red colors. 
It makes a bold, vibrant centrepiece in a home aquarium.

Appearance and Size Body Shape: Classic, tall, compressed disc shape with long, flowing fins.
Coloration: Bright red and orange heads or caps, often paired with contrasting white, silver, or dark marbling on the body.
Adult Size: Grows up to 6 inches (15 cm) long, with a height that can reach 10 inches or more including the extended fins.
Behavior and Temperament Social Style: Generally peaceful and graceful in a community tank.
Breeding: Can become territorial and semi-aggressive when pairing or breeding.
Tank Mates: Safe with most calm community fish, but avoid very small nano fish or aggressive fin-nippers.
Tank Setup and Care Tank Size: Minimum of 29 gallons (120–130 liters), with a preference for tall tanks.
Environment: Thrives with live plants, tall driftwood, and smooth rocks that mimic slow-moving South American waters.
Water Parameters: Temperature between 24–30°C (75–86°F) and a pH level of 6.0 to 7.5.
Diet Omnivore: Eats high-quality flakes, cichlid pellets, and frozen or live foods like brine shrimp and bloodworms.Color Boosting: Benefits from specialized color-enhancing foods to keep the red pigments vivid.