If you look at some rare and gorgeous fish in the aquarium, with colors as red and white called Peppermint Angelfish, you would be surprised to check the cost of the same as it comes to around 30k USD. Similarly, the royal Freshwater Polka Dot Stingray can cost you around 100,000 USD and so on. There is a long list when it comes to expensive fish. In this post, we will be discussing some of the most expensive ones in terms of money considering the rare kind of features and many more elements in it. Have a look at the list of the most expensive fish.