Blue Marble Angel Fish

Blue Marble Angelfish is a striking freshwater cichlid prized for its swirling blue, silver, and black marbling. Its tall, triangular fins and graceful glide make it a standout centerpiece in planted community aquariums.

Fish Behavior and Temperament

Semi-peaceful, can be territorial when breeding

CO₂ Supplementation Requirement

Not applicable

Fish Characteristics

Tall, laterally compressed body
Marbled blue/silver/black patterning
Graceful, slow swimmer
Pairs form bonds and guard eggs
Best kept singly, as a pair, or in a small group

Fish Class

Freshwater Cichlid (Pterophyllum scalare variant)

Suitable Water Type

Freshwater

Lighting

Low to Moderate

Difficulty

Moderate

Growth Rate

Moderate; up to 6 inches (15 cm) body height, larger with fins

Placement

Centerpiece fish for Mid to Upper water column

Temperature

76–82°F (24–28°C)

pH

6.5–7.5

Water Hardness

Soft to Medium (3–12 dGH)

Minimum Tank Size

30 gallons for a single; 40–55+ gallons for a pair or group

Diet

Omnivore: high-quality flakes/pellets, frozen or live foods (brine shrimp, bloodworms)

Tank Mates

Peaceful, similarly sized fish; avoid fin nippers and very small nano fish that may be seen as prey

Aquascape Compatibility

Tall plants and vertical hardscape complement their body shape; gentle flow preferred

Breeding Notes

Egg layers on vertical surfaces; provide broad leaves or slate, and be ready to separate fry if needed