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5 Very Cool Freshwater Fish You Can Keep in Your Tank
It’s common to believe the most exotic aquarium species can only be kept in reef tanks and other enclosed saltwater habitats, but the reality of fish keeping is that some extremely cool fish can be kept in a freshwater aquarium as well. Some of these exotic species are somewhat difficult to care for, but not all of them. A few of the fish listed below can be compared to goldfish in terms of being hardy, resilient, and highly adaptable, but other factors such as conservation status and aquarium hobby lore make them uncommon. 1. Chinese Dragon Fish According to the International Union for Conservation of Nature, the Asian arowana is …