While scientists don’t know exactly how the fish move, the Mekong giant catfish is believed to spend much of its time feeding in Cambodia’s Tonle Sap Lake and then migrating hundreds of miles ...

just like placing a barrier that blocks the natural water flow of the lake. This kind of interference could cause soil erosion in the future. This is a Tonle Sap issue — it’s not something trivial.

Tonle Sap Lake is one of the world’s most precious ecosystems and an important aquatic environment. However, this environment is changing due to the deterioration of water quality and the decline in ...