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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
Taiwan Partridge Arborophila crudigularis	LC	resident	2000	present	A2, A3
Mikado Pheasant Syrmaticus mikado	NT	resident	2000	present	A2, A3
Swinhoe's Pheasant Lophura swinhoii	NT	resident	2000	present	A2, A3
Green-backed Tit Parus monticolus	LC	resident	2000	present	A3
Yellow Tit Machlolophus holsti	NT	resident	2000	present	A2, A3
Yellowish-bellied Bush-warbler Horornis acanthizoides	LC	resident	2000	present	A3
Taiwan Yuhina Yuhina brunneiceps	LC	resident	2000	present	A2, A3
White-whiskered Laughingthrush Trochalopteron morrisonianum	LC	resident	2000	present	A2, A3
White-eared Sibia Heterophasia auricularis	LC	resident	2000	present	A2, A3
Taiwan Liocichla Liocichla steerii	LC	resident	2000	present	A2, A3
Taiwan Barwing Sibia morrisoniana	LC	resident	2000	present	A2, A3
Ferruginous Flycatcher Muscicapa ferruginea	LC	resident	2000	present	A3
White-browed Bush-robin Tarsiger indicus	LC	resident	2000	present	A3
Collared Bush-robin Tarsiger johnstoniae	LC	resident	2000	present	A2, A3
Taiwan Whistling-thrush Myophonus insularis	LC	resident	2000	present	A2, A3
Taiwan Rosefinch Carpodacus formosanus	LC	resident	2000	present	A3
Grey-headed Bullfinch Pyrrhula erythaca	LC	resident	2000	present	A3
Brown Bullfinch Pyrrhula nipalensis	LC	resident	2000	present	A3

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

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Taroko	國家公園	98,040	protected area is adjacent to site	1,450
Ruei-yan River	野生動物重要棲息環境	2,757	protected area overlaps with site	0

IUCN Habitat	Habitat detail	Extent (% of site)
Forest		-
Grassland		-
Artificial/Terrestrial		-
Shrubland		-
Other		-

For further information about the habitat classification please click here.

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Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Ruei-yan, Nantou County. Downloaded from http://www.birdlife.org on 28/01/2022.