Pagbilao and Tayabas Bay

IBA Criteria

Year of most recent IBA criteria assessment: 2001

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Philippine Duck Anas luzonica VU resident 1997 common A1, A4i
Rufous Night-heron Nycticorax caledonicus LC resident 1987 present A4i
Green-backed Heron Butorides striata LC resident 1987 common A4i
Chinese Egret Egretta eulophotes VU non-breeding 1980-1991 uncommon A1
Philippine Eagle Pithecophaga jefferyi CR resident 1926 present A1
North Philippine Dwarf-kingfisher Ceyx melanurus VU resident 1984-1994 present A1

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here


IUCN Habitat Habitat detail Extent (% of site)
Artificial/Terrestrial -
Marine Coastal/Supratidal -
Marine Intertidal -
Wetlands (inland) -
Forest Mangrove forest (tropical) -
Artificial/Aquatic & Marine Other artificial wetlands -
For further information about the habitat classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Pagbilao and Tayabas Bay. Downloaded from on 30/03/2023.