The space for water is composed of spaces of many media related to water, such as forest, wetland, flood plain, soil and underground media contained water.

流域水空间是与径流密切相关、直接受洪水波及的地表以及此范围内地下含水层系统所共同占据的空间。

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Moreover, much of the flood-plain is actually forest, which provides a particularly nutritious array of rotting leaves for the fish to feed on.

ECONOMIST: The Mekong river

Dams for irrigation, meanwhile, have a doubly damaging impact on fisheries: they not only hold back water, but also encourage the conversion of forest to farmland in the flood-plain.

ECONOMIST: The Mekong river