Parambassis ranga, commonly known as the Indian glassy fish, Indian glassy perch or Indian X-ray fish, is a species of freshwater fish in the Asiatic glassfish family Ambassidae of order Perciformes. It is native to an area of South Asia from Pakistan to Malaysia. The Indian glassy fish has a striking transparent body revealing its bones and internal organs; the male develops a dark edge to the dorsal fin. The fish grows to a maximum overall length of 80 mm (3.1 in). The Indian glassy fish is not important as a food fish for humans, but is very common in the aquarium trade.