The Ganges river dolphin ("Platanista gangetica gangetica") is a subspecies of river dolphin. The Ganges dolphin is found in the Ganges and Brahmaputra Rivers in Republic of India, Nepal and Bangladesh. The Ganges river dolphins are different to the Indus river dolphins which are only found in Pakistan. The Ganges river dolphin is primarily found in the Ganges River and Brahmaputra Rivers and their tributaries of the Gangetic Plains of India. It is said to represent the purity of the holy Ganga River as it can only survive in pure and fresh water. It is called Ganga Susu, or Shushuk The Ganges river dolphin has been recognized by the Government of India as its National Aquatic Animal.