Species · GBIF taxon 5213579
Mbu Pufferfish
Tetraodon mbuAlso known as Giant Freshwater Pufferfish, Giant Pufferfish, Mbuna Pufferfish
Mbu pufferfish are majestic giants of the freshwater world, easily recognized by the intricate yellow and black maze pattern tracing their massive bodies. These highly intelligent predators patrol river bottoms with expressive, independently rotating eyes, searching for hard-shelled prey to crush with their powerful, beak-like teeth. When threatened, they can inflate themselves with water or air into a formidable, spiky sphere.
FreshwaterGiantCarnivorous

Licensed referenceTiia Monto / CC BY-SA 4.0 · cc-by-sa
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Least ConcernConservation statusIUCN Red List categoriesLCNTVUENCREWEXLeast ConcernRed List categories, explained →
Diet & prey
- Snails
- Crabs
- Bivalves
Predators
- Crocodiles
- Large predatory fish
- Humans
ThreatsHabitat degradation, overfishing for the aquarium trade, and water pollution
HabitatsLarge tropical rivers and lake margins with sandy or muddy substrates
Life span10 to 20 years
Size / weightNot available
Classification
- FamilyTetraodontidae
- SpeciesTetraodon mbu
Range data is not available yet.
Interaction riskHigh
- Low
- Moderate
- High
- Very high
- Why interaction risk is high
- Contains lethal tetrodotoxin if eaten, and possesses a powerful beak capable of delivering a severe bite.
- Why it is dangerous
- Possesses lethal levels of tetrodotoxin in its internal organs and a powerful beak that can easily sever fingers.
- How to recognize a risky encounter
- Look for a massive, club-shaped body with a yellow and black maze-like pattern and expressive, independently moving eyes.
- What to do
- Never handle this fish out of water or place hands near its mouth; use thick protective nets if relocation is necessary.
Responsible observation
- Observe from a distance: Watch their expressive eyes and hovering swimming style without putting fingers near the water.
- Avoid triggering inflation: Never stress the fish to force puffing, as this causes severe physiological strain.
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