Freshwater sharks are sharks able to live in freshwater lakes and rivers, including: * the river sharks, Glyphis, true freshwater sharks found in fresh and brackish water in Asia and Australia * the bull shark, Carcharhinus leucas, which can swim between salt and fresh water, and are found in tropical rivers around the world. A number of freshwater cyprinids (which are bony fish and thus quite unrelated to sharks) are also commonly called "freshwater sharks", "sharkminnows" or simply "sharks", particularly in the aquarium fish trade: