Hammerhead Catfish

🔨 Hammerhead Catfish (Ageneiosus sp.) – Streamlined Nocturnal Predator with a Unique Profile

The Hammerhead Catfish is a rare and fascinating oddball species known for its distinctive flattened head, elongated body, and nocturnal hunting behavior. A stealthy predator from South American river systems, this fish glides through the water with grace and precision, using its unique profile to ambush smaller prey and navigate tight spaces in driftwood-heavy aquascapes.

Often found in deep rivers and flooded forests, the Hammerhead Catfish is a true conversation starter for oddball collectors and predator tank keepers alike. Its secretive nature, rapid feeding response, and exotic body shape make it a standout in any serious aquarium collection.

🐟 Species Profile:

• Scientific Name: Ageneiosus sp.

• Common Names: Hammerhead Catfish, Parrot Catfish, Duckbill Catfish

• Size: Typically 12–18 inches in captivity

• Temperament: Semi-aggressive, predatory

• Tank Size: 125+ gallons

• Water Parameters: 75–82°F | pH 6.5–7.5 | Low to moderate current

• Diet: Carnivore – prefers live or frozen shrimp, fish, worms, and meaty sinking foods

🕶️ Behavior & Tank Setup:

Hammerhead Catfish prefer:

• Dimly lit tanks with caves, driftwood, and low-stress hiding zones

• Soft sand or smooth gravel substrate to protect their barbels

• Peaceful but robust tankmates that won’t compete for food

Best tank mates include:

• Bichirs, Knifefish, Oscars, Peacock Bass, Datnoids, and larger semi-aggressive fish

• Avoid very small tankmates—they may be seen as prey

They’re nocturnal by nature, but often adapt to feeding during the day over time. Their unique hunting style and sleek shape make them ideal for aquarists looking to add mystery and motion to the bottom zone of their predator tank.

🛒 Why Buy from RobsAquatics.com?

Each Hammerhead Catfish is:

• ✅ Hand-selected for health and body condition

• ✅ Acclimated and feeding on frozen and prepared foods

• ✅ Shipped live with expert packaging and our Live Arrival Guarantee

• ✅ A rare and exotic predator perfect for oddball and monster fish tanks

📦 Extremely limited availability – Hammerhead Catfish are rarely offered in the aquarium trade. Secure one for your collection before they’re gone—only at RobsAquatics.com.