Correct Answer : Cambodia
The world’s largest recorded freshwater fish, a giant stingray, has been caught in the Mekong River in Cambodia, according to scientists from the Southeast Asian nation and the United States.
The stingray, captured on June 13, measured almost
four meters (13 feet) from snout to tail and weighed slightly under
300 kilograms (660 pounds), according to a statement on Monday by Wonders of the Mekong, a joint Cambodian-U.S. research project..
Source : The Hindu