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
• 🐟 Give your fish the best with the same high-quality nutrition we use every day! 🐟 At Jason’s Plecos & Cichlids, we feed a balanced mix of protein-rich and vegetable-based fish foods to keep our plecos, cichlids, and other tropical fish healthy, active, and thriving. These premium fish foods are specially formulated to enhance natural color, promote strong growth, and support long-term health—making them a trusted choice for aquarium hobbyists worldwide.
  • Fluval Bug Bites Pleco Formula
  • Fluval Bug Bites Tropical
  • Hikari Massivore Delight
  • Hikari Massivore Delight
• 🐟 By purchasing through these links, you not only provide your fish with top-quality nutrition but also help support our mission to bring hobbyists the best in fish care. ✨ Click the links above to shop now and give your fish the nutrition they deserve! We earn a small commission for each sale.

⚖️ 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.