🐟 True Altum Angelfish – (Pterophyllum altum) – Majestic Wild-Caught South American Angelfish
The True Altum Angelfish (Pterophyllum altum) is the largest and most majestic of all freshwater angelfish species, native to the slow-moving blackwater rivers and flooded forests of the Orinoco River Basin in Colombia, Venezuela, and northern Brazil. Known for its towering vertical fins, distinctive elongated body shape, and bold vertical stripes, the Altum is considered the “holy grail” of angelfish among collectors. Wild-caught Altums are especially prized for their natural beauty and graceful swimming behavior.
🔎 Quick Facts – True Altum Angelfish (Pterophyllum altum)
😇 Behavior & Temperament
🏠 Aquarium & Tank Requirements
💧 Water Parameters – True Altum Angelfish Care
🍽️ Diet – Omnivorous
📋 True Altum Angelfish Overview Table
Feature | Details |
---|---|
🌍 Origin | Orinoco River Basin – Colombia, Venezuela, Brazil |
📏 Max Size | 12–15 inches tall |
😇 Temperament | Peaceful; territorial when breeding |
🏠 Tank Size | 75+ gallons (tall tank) |
⚗️ pH Range | 4.8–6.5 |
🌡️ Temperature | 80–86°F |
🍽️ Diet | Omnivorous – pellets, frozen/live foods, vegetable matter |
🎯 Ideal For | Experienced aquarists, South American biotope setups |
✨ Highlight:
The True Altum Angelfish is a rare and elegant wild South American cichlid, revered for its towering fins, striking stripes, and peaceful demeanor — a centerpiece for large, well-maintained aquariums.