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  1. 1

    Enchanting adventure in Agusan Marsh per Tupas, Jeffrey

    Publicat a Philippine Daily Inquirer (2010)
    Article

    Enchanting adventure in Agusan Marsh
  2. 2

    Agusan River estuary development potential per Alcala, Angel

    Publicat a Malaya (2008)
    Article

    Agusan River estuary development potential
  3. 3

    Toxic mercury pollutes Agusan River per Fernandez, Rudy A.

    Publicat a Philippine Star (2004)
    Article

    Toxic mercury pollutes Agusan River

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