There is no single medication that treats every parasite, and treating blindly often causes more harm than good. This beginner guide shows you how to recognise common parasite patterns, choose the right active ingredient, and worm aquarium fish safely and conservatively, without panic dosing or unnecessary treatments.

For years, pea puffers have been labelled the bad boys of the nano-tank world. Cute, tiny, and allegedly incapable of living with their own kind without turning into homicidal tyrants. The truth is far more interesting.

Pea Puffers have an uncanny way of captivating us. They’re tiny, expressive, and seem to have an undying curiosity for the world around them. This curiosity comes from the river systems they evolved in and the nature of their food in the wild. The slightest flicker in the leaf litter or disturbance in the silt might betray the location of their next meal, so these fish are always watching. One of the best pieces of advice I received when I got my first dog was, “A bored puppy