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Table 10: Identified/Assessed Critical Habitats as of CY 2023
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ProvinceMunicipalityName of Critical HabitatLegal InstrumentArea
(in hectares)
Threatened Species
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R-1 TOTAL27,783.94
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ILOCOS NORTEAdamsAdams Wildlife Critical HabitatDAO No. 2013-233,361.14Flora: Jade vine, Giant tree ferns, dipterocap trees

Fauna: Philippine falconet, Philippine hanging parakeet,
Philippine brown deer, Philippine warty pig, Northern Luzon cloud rat
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PANGASINANMangataremMangatarem Critical HabitatDAO 2020-17 4,422.80Flora: Mabolo(Diospyros philippinensis), kalíngag (Cinnamomum mercadoi), malabayábas (Tristaniopsis decorticata)

Fauna: Philippine deer (Rusa marianna), Philippine warty pig (Sus philippensis), Philippine duck (Anas luzonica), Flame-breasted fruit dove (Ptilinopus marchei), Philippine eagle owl (Bubo philippensis), Luzon scops owl (Otus longicornis), and Rufous hornbill (Buceros hydrocorax)
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Source: DENR1-CDD-PAMBCS
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ProvinceArea (in hectares)
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Ilocos Norte3361.1400
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Ilocos Sur
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La Union
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Pangasinan4422.8000
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