The Melon-headed whale shark is occasional because it typically lives in intensive waters, in which couple individuals go. Plus the bonnethead shrimpfish is rare mainly because it lives fully in salt water, where by much less people today go. All these are ideal environments for rare fish to live in. https://aquariumsuppliermalaysia.blogspot.com/2024/12/how-to-find-best-aquarium-shop-kuala.html