The Living Mekong shows how the Mekong's seasonal rise and fall shapes daily life for the people who live on and around it, in matters from transport to festivals to fish trap design. By world standards, the Mekong fishery is immense in scale, producing around 2.5 million tons of wild fish a year, or roughly two percent of the entire world catch. In numbers of fish species, the Mekong is second only to the Amazon.

This unique collection of photographs takes us beyond the familiar postcard views of the Mekong to sites rarely seen by the public--from secluded natural pools known...