🐟 Baby Whale Catfish – (Cetopsis coecutiens)
The Baby Whale Catfish is a fascinating, small to medium-sized member of the Cetopsidae family, known for its eel-like body and distinctive whale-like head shape. Native to the fast-flowing rivers of South America, this species is a nocturnal scavenger and predator, often feeding on dead or dying fish and small invertebrates. Its unique appearance and interesting behaviors make it a standout for specialized catfish enthusiasts.
🏠 Tank Size: Minimum 50 gallons with good water flow
🌊 Prefers oxygen-rich, well-oxygenated freshwater with moderate current
🪵 Provide plenty of hiding spots with driftwood, rocks, and caves
🍤 Omnivorous scavenger — feeds on detritus, dead fish, insects, and small invertebrates
🐟 May accept sinking pellets and frozen foods
🐠 Generally peaceful but can be territorial with conspecifics
🚫 Best kept with non-aggressive tankmates
🌡️ Temperature: 73–79°F (23–26°C)
💧 pH: 6.0–7.0
📏 Size: Up to 8 inches (20 cm)
⚠️ Nocturnal and secretive — best observed during evening hours
🌙 Active mostly at night
🔖 Scientific Name | Cetopsis coecutiens |
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🐟 Common Name | Baby Whale Catfish |
🌎 Origin | South America |
📏 Size | Up to 8 inches (20 cm) |
🌡️ Temperature | 73–79°F (23–26°C) |
💧 pH Range | 6.0–7.0 |
🐟 Temperament | Generally peaceful, territorial |
🏠 Tank Size | 50+ gallons |
🍽️ Diet | Omnivorous scavenger |
💡 The Baby Whale Catfish is a unique and intriguing species well-suited for aquarists interested in nocturnal scavengers with interesting behaviors and a preference for well-oxygenated, flowing water environments.