This is the guide that changed everything. Through research, field observation, and thousands of shared experiences, this care sheet redefined what responsible keeping means. It set the benchmark for clarity, accuracy, and compassion, becoming the trusted reference for aquarists around the world.

Along the shifting floodplains of the Lower Mekong, Pao turgidus lives by rhythm rather than chase. It moves when the water moves and waits when it slows, blending completely with the riverbed until a flicker of motion betrays its prey. To keep it well is to capture that balance of stillness and flow.

The Leiodon cutcutia is one of the most remarkable yet underappreciated puffers in the aquarium world. Endemic to South and Southeast Asia, it ranges across India, Bangladesh, Sri Lanka, Myanmar, and the Mekong basin, where it thrives in a diverse array of habitats, from shaded rivers and floodplains to canals, ponds, and estuarine waters.

This care sheet is written with the aim of providing optimal care for this species of fish. Pufferfish Enthusiasts Worldwide endeavours...

The Congo River is an ecosystem built on pressure and motion. Tetraodon miurus isn’t merely surviving there: it’s engineered for it. Its flattened body, dense musculature, and anchored posture aren’t quirks of behaviour, but solutions to physics. To keep one is to study a living example of how evolution solves chaos with precision.

The Mbu Puffer (Tetraodon mbu) is the undisputed giant of the freshwater pufferfish world. It is native to Central Africa, with a distribution spanning much of the Congo River Basin, including the wide expanse of Pool Malebo (Kinshasa–Brazzaville) and extending into Lake Tanganyika.

This care sheet is designed to help aquarists provide optimal conditions for the Fahaka Puffer — not just the bare minimum for survival,...

Sphoeroides asellus (syn. Colomesus asellus), commonly sold as the Amazon puffer (also Peruvian or South American puffer), is a small New-World puffer endemic to major northern South American drainages (Amazon mainstem and tributaries; also reported from the Orinoco/near-coastal reaches), occurring primarily in fresh water with some tolerance of estuarine conditions.

The Tetraodon schoutedeni is a species of freshwater pufferfish, from the Tetraodon genus, which is endemic to Africa’s Congo Basin.

This care sheet is written with the aim of providing the optimal care for this species of fish. Pufferfish Enthusiasts Worldwide...

This care sheet is written with the aim of providing the optimal care for this species of fish. Pufferfish Enthusiasts Worldwide...

In the shaded rivers and backwaters of Thailand, Malaysia, and Sumatra, the Dragon Puffer holds its ground among driftwood and fallen leaves. Every movement is deliberate, every strike calculated. To keep one is to recreate that quiet world of soft light, slow water, and calm intent.

Hidden among the stones of the Mekong, Pao baileyi waits in silence. Motionless for hours, it blends with the riverbed until the moment it strikes: swift, precise, and absolute. In the aquarium, it brings that same patience and power, a fish that rewards understanding rather than spectacle.

This care sheet is written with the aim of providing the optimal care for this species of fish. Pufferfish Enthusiasts Worldwide endeavours to i nspire and promote the highest standards of care - not basic or minimum care - using the best evidence available at the time. Introduction The Pao suvattii  is one of the Mekong’s most formidable and enigmatic freshwater puffers, a species that captures both the quiet patience and sudden violence of life on the riverbed. Endemic to t