Rivers Network

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Agusan _ Adgaoan _ Umayan (5)

Sources of data and referencesSources and references - Data Bases

A vast complex of freshwater marshes and watercourses with numerous shallow lakes and ponds in the upper basin of the Agusan River and its tributaries, which rise in the hills of eastern Mindanao. Some parts of the marsh have been converted into fishponds and rice paddies.

Recent South Asia