Black Arowana/Blue Arowana - (Osteoglossum ferreirai)

🐟 Black Arowana / Blue Arowana – (Osteoglossum ferreirai)

The Black Arowana, often called the Blue Arowana due to its striking iridescent scales, is a rare and magnificent freshwater fish native to the Amazon and Orinoco river basins. Known for its large size, powerful body, and impressive jumping ability, this species commands respect and requires a massive aquarium and expert care.

🌊 Habitat & Care

🏠 Tank Size: Minimum 400 gallons
🌊 Prefers warm, soft, acidic freshwater with gentle water flow
🪵 Provide large open swimming areas and sturdy cover

🍽️ Diet

🍤 Carnivorous — feeds on fish, insects, crustaceans, and small mammals or birds in the wild
🐟 Needs a varied diet of live, frozen, and pellet foods

⚖️ Temperament

🐠 Aggressive and territorial, especially as they mature
🚫 Best kept singly in species-only setups or with large, robust fish

🧠 Behavior & Special Considerations

🌡️ Temperature: 75–86°F (24–30°C)
💧 pH: 6.0–7.0
📏 Size: Up to 36 inches (90 cm) or more
⚠️ Requires exceptional water quality and a secure, covered tank
🌿 Known for impressive jumping ability — a tight-fitting lid is essential

📋 At a Glance

💡 The Black (Blue) Arowana is a majestic and demanding predator, best suited for expert aquarists with very large tanks and secured lids.