Barbs Are energetic fish that college in teams of not less than 5 and can't be stored with gradual or weak tank mates as they can be quite reckless. The bonnethead shrimpfish is amongst the rarest fish globally, along with the marbled river stingray and also the melon-headed whale shark. https://aquariumtanksonline.travel.blog/2025/01/17/4-facts-about-maintaining-your-aquarium-by-a-fish-tank-cleaner/