Barbs Are energetic fish that school in groups of no less than five and can't be held with sluggish or weak tank mates as they can be pretty reckless. The bonnethead shrimpfish has become the rarest fish globally, together with the marbled river stingray as well as the melon-headed whale https://biggestaquariumshopsmalaysia.blogspot.com/2025/01/how-to-keep-your-fish-pond-clean.html