Granulated Catfish - (Pterodoras granulosus)

🐟 Granulated Catfish (Pterodoras granulosus)

The Granulated Catfish is a robust and hardy species native to South America’s large river systems. Known for its distinctive rough, granulated skin and armored body, this catfish grows to a respectable size and is admired for its peaceful temperament and bottom-dwelling habits. It is an excellent choice for large community tanks with other sizeable fish.

🌊 Tank Setup

• 🏞️ Large tank with plenty of bottom space
• 🪨 Provide smooth rocks, driftwood, and hiding spots
• 💧 Well-filtered water with moderate flow
• 🌿 Keep substrate soft to protect sensitive barbels

🍽️ Diet

• 🍤 Omnivorous—accepts sinking pellets, frozen or live foods, and vegetables
• 🥕 Will enjoy blanched veggies like zucchini and cucumber
• 🐟 Scavenges for leftovers, helping keep the tank clean

⚖️ Temperament

• 🤝 Peaceful and social with similarly sized tank mates
• 🛡️ Can be territorial with its own kind if overcrowded
• 👀 Mostly nocturnal and shy during daylight hours

🧠 Behavior & Care

• 💤 Prefers dim lighting and plenty of cover
• 🧼 Stable water parameters are essential for good health
• 👃 Uses sensitive barbels to navigate and find food

📋 At a Glance

💡 The Granulated Catfish is a peaceful giant that adds both activity and natural tank cleanup to large aquariums. Its unique texture and shy nature make it a rewarding species for aquarists prepared with ample space.