Red Koi Angelfish
Posted by Max Gandara on on 2nd Nov 2025
Red Koi Angelfish
Red Koi Angelfish is a striking freshwater fish prized for its vibrant red and white marbled coloration and graceful swimming. Known for its elegance and beauty, it makes a stunning centerpiece in community aquariums.
Appearance
This angelfish displays a bold combination of red and white patterns across its body and fins. Its tall, triangular fins and sleek body give it a graceful and regal appearance in the aquarium.
Size and Lifespan
Red Koi Angelfish can grow up to 6 inches in length and may live for 10 years or more with proper care.
Tank Requirements
They thrive in well-maintained aquariums with plenty of vertical swimming space. A minimum tank size of 30 gallons is recommended. Include plants, driftwood, and open swimming areas to create a natural and comfortable environment.
Water Parameters
Temperature: 76 to 82°F
pH: 6.5 to 7.5
Hardness: Soft to Moderate
Diet
Red Koi Angelfish are omnivorous and enjoy a varied diet including high-quality flakes, pellets, and live or frozen foods such as brine shrimp, bloodworms, or daphnia. A balanced diet helps maintain vibrant colors and overall health.
Behavior and Compatibility
These angelfish are semi-aggressive and do best with similarly sized, peaceful fish. Avoid keeping them with very small fish that could be seen as prey. They are generally social but may become territorial during breeding.
Red Koi Angelfish is perfect for aquarists seeking a colorful, elegant, and captivating centerpiece for a freshwater community or species-specific aquarium.