9 Hydropower in the Mekong Region: What Are the Likely Impacts upon Fisheries?

The human impact upon water resources has increased dramatically all over the world during the last several decades (Vörösmarty, 2000). The Mekong River is one of the few large river basins yet to be irreversibly modifi ed by large-scale infrastructure. While the fi rst dams in a planned cascade have been built in th