Mount Malindang Mount Malindang and its adjoining mountain range is a catchment area which drains water through 49 rivers and streams, and numerous creeks. It provides potable water for domestic, agricultural and other uses to more than one million inhabitants of Misamis Occidental and the eastern parts of Zamboanga del Norte and Zamboanga del Sur. Declared as Association of Southeast Asian Nations (ASEAN) Heritage Park (AHP), during the 13th Informal ASEAN Ministerial Meeting on the Environment held October 13, 2011 in Cambodia. The three other Philippine AHPs are Mount Iglit-Baco National Park in Mindoro, Mount Kitanglad Range in Bukidnon, and Mount Apo
Apo Reef protection and conservation work at the park, stays in the protected area on weekly shifts. The largest is Apo Island at with mangroves and beach vegetation. The reef surrounding the island extends to in places. Outside the lagoonal mangroves in the eastern and southern sides of Apo Island, the soil is sandy-to-sandy loam that is less in silt and clay particles. On the other hand, the lagoonal mangroves have a sandy loam to clay loam soil, underlain by decomposed plant residues or coarse materials. Apo Island is separated from Apo Reef by a narrow, deep channel. The island is about