Pangasius Catfish – Pangasianodon hypophthalmus | Peaceful Shoaling Fish with a Shark-Like Shape

The Pangasius Shark Catfish (Pangasianodon hypophthalmus), also known as the Iridescent Shark, is a fascinating, peaceful schooling fish from Southeast Asia. With its streamlined body, high dorsal fin, and elegant swimming style, it resembles a real shark—hence its name. Even as a juvenile, it displays the species' characteristic silvery-gray coloration with dark fin edges.

In nature, Pangasianodon hypophthalmus inhabits large river systems such as the Mekong and Chao Phraya. It is extremely active, loves open swimming space, and is a sociable fish that should be kept in groups of at least 5–6 individuals. Since this species grows very large, it is only suitable for large aquariums or display tanks.

🌿 Characteristics & Keeping:
🐠 Fish size: S (approx. 4.5 cm, juvenile)
🌎 Origin: Southeast Asia (Mekong, Chao Phraya) – Captive bred
🌡️ Temperature: 24–30 °C
💧 pH value: 6.5–7.8
⚖️ Total hardness: up to 20 °dGH
🐟 Social behavior: Peaceful, lively schooling fish
🌾 Aquarium: From 800 l (for juveniles), later only suitable for very large aquariums or display tanks

🍽️ Feeding:
The Pangasius Shark Catfish is an omnivore. It accepts frozen and live foods such as Mysis, Artemia, and mussel meat, as well as granules, tablet food, and plant-based foods. A varied, high-quality diet promotes vitality and growth.

💡 Tip:
The Pangasianodon hypophthalmus should always be kept in groups, otherwise it will be shy. Good water quality, current, and plenty of swimming space are essential for these active fish.

👉 Conclusion:
The Pangasius Shark Catfish (Pangasianodon hypophthalmus) is a peaceful, active schooling fish with shark-like elegance—ideal for large aquariums and experienced aquarists who love extraordinary species.