River monster. Stunned fishers came face to face with this giant freshwater stingray after accidentally hauling it up from the murky depths of the Mekong River in Cambodia. The 4-metre-long ...

A giant freshwater stingray (Urogymnus polylepis) – found in Koh Preah commune of Stung Treng province in the Mekong River in 2022 and weighing 300kg – has been officially recognised by the ...