Explore the Beauty and Care of Black and Blue Angelfish
The Black/Blue Angelfish is a striking colour morph of the classic freshwater angelfish, featuring deep black and iridescent blue patterning that creates a bold, dramatic presence in any aquarium. These fish are true centrepiece species, bringing movement and contrast to planted and community tanks alike.
The dark colouration of this morph intensifies with age and is best displayed against lighter substrates or green plant backdrops.
At N8 Aquatics, our angelfish are carefully quarantined and conditioned to ensure strong, healthy fish before sale.
Species Snapshot
- Size Sold: ~4.5 cm juveniles
- Adult Size: 15 cm+ (including fins)
- Tank Size: 100 L minimum
- Temperament: Semi-aggressive
- Temperature: 24–30°C
- pH: 6.0 – 7.5
- Difficulty: Moderate
Key Information
- Scientific Name: Pterophyllum scalare
- Common Name: Black/Blue Angelfish
- Current Size: ~4.5 cm
- Adult Size: Up to 15 cm+
- Temperament: Semi-aggressive
- Difficulty Level: Moderate
Recommended Tank Setup
Angelfish thrive in spacious, tall aquariums that allow natural swimming behaviour and show off their finnage.
Recommended aquascape:
- tall aquarium
- driftwood and plants
- open swimming space
Water Parameters
- Temperature: 24–30°C
- pH: 6.0 – 7.5
- GH: 3 – 10 dGH
- Water Flow: Low to moderate
Diet
Angelfish are omnivores and benefit from a varied diet.
Recommended foods include:
- pellets
- frozen foods
- live foods
- brine shrimp
Compatibility
- community fish (with care)
- avoid very small fish
- may become territorial
Behaviour
Angelfish are intelligent and interactive fish that often recognise their keeper and display strong personalities.
Why Buy From N8 Aquatics
- Carefully quarantined
- Strong, healthy juveniles
- High-quality strains
Pickup Information
N8 Aquatics currently operates as a local pickup-only breeder in Central Queensland.
Orders are collected by appointment after purchase confirmation.
Please ensure you are able to collect your fish before placing an order.
Important
All livestock sold by N8 Aquatics should be introduced to fully cycled aquariums suitable for the species being kept.
Please ensure your aquarium setup and tankmates are appropriate before purchasing.
Overview of the Black and Blue Angelfish
The Black and Blue Angelfish is a stunning medium-sized freshwater fish measuring approximately 4.5cm. Popular among aquarium enthusiasts, this species stands out with its striking black and deep blue coloration that adds elegance to any tank. Originating from tropical freshwater environments, these angelfish thrive well in home aquariums when provided with ideal conditions. Their calm temperament and distinctive appearance make them a favored choice for both beginner and experienced fish keepers. Proper care ensures that the Black and Blue Angelfish remains vibrant and healthy, enhancing the aesthetic appeal of your aquatic collection.
Ideal Tank Conditions for Black and Blue Angelfish
Maintaining suitable tank conditions is essential for the well-being of the Black and Blue Angelfish. These angelfish prefer a well-filtered aquarium with stable water parameters, including a temperature range of 24-28°C (75-82°F) and a pH between 6.5 to 7.5. Medium-sized aquariums with abundant plants and hiding places mimic their natural habitat, promoting comfort and natural behavior. Regular water changes and monitoring of water quality prevent stress and disease. Proper tank setup supports their growth and vibrant coloration, providing a healthy environment that fosters long-term vitality and enjoyment.
Feeding and Social Behavior
The Black and Blue Angelfish enjoys a varied diet composed of high-quality flakes, pellets, and live or frozen foods such as brine shrimp or bloodworms. Feeding small portions twice daily encourages active swimming and optimal health. These angelfish exhibit peaceful social behavior, cohabitating well with similarly sized species. However, they may show territorial tendencies during breeding. Understanding their social dynamics helps avoid conflicts in community tanks. By providing balanced nutrition and a compatible tank environment, aquarists can ensure these beautiful angelfish thrive, displaying their dramatic colors and lively personality.