Description
Peruvian Altum Angel (Pterophyllum scalare “Peruvian Altum”)
📌 Basic Info
Scientific Name: Pterophyllum scalare “Peruvian Altum”
Common Names: Peruvian Altum Angelfish, Peruvian Scalare, Tall-Body Angelfish
Family: Cichlidae
Order: Cichliformes
Origin: Amazon River Basin, Peru (Ucayali and Nanay River regions)
Size: Up to 15 cm (6 inches) body length; height (with fins) up to 25–30 cm (10–12 inches)
Lifespan: 8 – 10 years
Tank Zone: Middle to upper levels
🌊 Water Parameters
Temperature: 26 – 30°C (79 – 86°F)
pH: 5.5 – 7.0
Hardness: 1 – 8 dGH
TDS: 50 – 150 ppm
🐟 Characteristics
Body Shape: Tall and slender body, resembling the true Altum (P. altum) but actually a high-bodied P. scalare from Peru.
Coloration: Silver base with vertical dark black bands; may display subtle golden or green iridescence under good lighting.
Fins: Extremely elongated dorsal and anal fins giving it an “Altum-like” majestic appearance.
Eyes: Bright orange or red, adding vivid contrast.
Behavior: Peaceful and intelligent; forms territories when mature or breeding.
Unique Feature: Known as the “Peruvian Altum” due to its tall body and graceful fin extensions — often mistaken for Pterophyllum altum but easier to care for.
🍽️ Diet
Type: Omnivorous
Diet: High-quality flakes, slow-sinking pellets, frozen or live foods (bloodworms, brine shrimp, daphnia).
Feeding Frequency: 2 times per day in moderate portions.
Tip: Supplement with spirulina and protein-rich foods to maintain vibrant sheen.
🛠️ Tank Maintenance
Tank Size: Minimum 150 liters (40 gallons) for a pair; 250+ liters for groups.
Filtration: Gentle but efficient filtration; stable warm temperature is essential.
Substrate: Fine sand or smooth gravel.
Decor: Tall Amazon-style aquascape with driftwood, floating plants, and vertical surfaces for spawning.
Lighting: Moderate; mimic dappled forest light for best behavior and coloration.
Water Change: 25–35% weekly; prefers soft, acidic water for long-term health.
👥 Social Behavior
Nature: Peaceful and social; compatible with calm tank mates.
Tank Mates: Suitable with Discus, peaceful Corydoras, Dwarf Gouramis, small Tetras (non-nippers).
Avoid: Fin-nipping species like Tiger Barbs or aggressive Cichlids.
Breeding: Pairs form naturally; eggs laid on broad leaves or vertical driftwood; both parents guard fry.
✅ Do’s
• Keep in warm, soft, slightly acidic water.
• Provide tall plants and vertical decor for comfort.
• Feed high-quality, varied diet for growth and fin health.
❌ Don’ts
• Don’t mix with aggressive or fin-nipping fish.
• Avoid unstable water temperature and high hardness.
• Don’t keep in small or low-height tanks.
⭐ Quick Tip:
The Peruvian Altum Angel (Pterophyllum scalare “Peru”) combines the majesty of the true Altum with the hardiness of the common Angelfish — a perfect balance of elegance and manageability. Ideal centerpiece fish for tall, planted Amazon-themed aquariums.




