as this is one situation where farmed or locally bred fish may indeed be preferable. Pygmy puffer popularity means that you’ll find these fish in dozens, if not hundreds, of stores around the UK.

Puffers are sensitive to nitrates, so watch your water quality when keeping these fish. Common names: Dwarf puffer, Pygmy puffer, Pea puffer. Scientific name: Carinotetraodon travancoricus ...