There are about 150 dolphins living in the upper Mekong River, up from only 90 before a 2006 ban on net fishing in the eastern provinces of Kratie and Stung Treng.

• 柬埔寨东部的枯井与上丁省自二00六年禁止以渔网捕鱼后，今年湄公河上游的江豚数量，已从原本九十只增加到一百五十只左右。