A 300kg stingray caught in the Mekong River in Cambodia is the biggest freshwater fish ever documented in the world.
Though there is no official database of the world’s biggest freshwater fish, the previous largest recorded fish was a 293kg Mekong giant catfish caught in Thailand in 2005. The Mekong River flows from the Tibetan Plateau through China, Myanmar, Thailand, Laos, Cambodia, and Vietnam.
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