Asterophysus batrachus
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Origin: South America – Amazon & Orinoco Basins
Adult Size: 8″ – 10″+
Temperament: Predatory / Aggressive
Care Level: ⭐ Advanced
Tank Level: Bottom – Mid
Carnivore
Accepts: Live fish, frozen fish, shrimp, and other meaty foods
Best kept alone or with very large tankmates. Will swallow fish nearly its own size due to its extremely large mouth. Not suitable for community aquariums.
pH: 6.0 – 7.5
Temperature: 74–82°F
Ammonia: 0 ppm
Nitrite: 0 ppm
Nitrate: <40 ppm
Unique ambush predator known for its enormous expandable mouth capable of swallowing large prey.
A specialized predatory catfish that requires experienced care. Provide dim lighting, hiding areas, and strong filtration. Feed appropriately sized prey items and avoid mixing with smaller fish. Slow-moving but extremely powerful feeder.
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Fish World Aquarium