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The site was identified as important in 2004 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species'):

Species	Current IUCN Red List Category	Season	Year(s)	Population estimate at site	IBA criteria met
Swan Goose Anser cygnoid	VU	winter	2004	present	A1
Bean Goose Anser fabalis	LC	unknown	2004	present	A4i
Greater White-fronted Goose Anser albifrons	LC	winter	2004	present	A4i
Lesser White-fronted Goose Anser erythropus	VU	winter	2004	present	A1
Baikal Teal Sibirionetta formosa	LC	winter	2004	present	A1, A4i
Mallard Anas platyrhynchos	LC	non-breeding	2004	present	A4i
Northern Pintail Anas acuta	LC	unknown	2004	present	A4i
Anas crecca	NR	unknown	2004	present	A4i
Chinese Spot-billed Duck Anas zonorhyncha	LC	unknown	2004	present	A4i
Hooded Crane Grus monacha	VU	winter	2004	present	A1
Oriental Stork Ciconia boyciana	EN	winter	2004	present	A1
Black-faced Spoonbill Platalea minor	EN	winter	2004	present	A1
Chinese Egret Egretta eulophotes	VU	breeding	2004	present	A1
Kentish Plover Charadrius alexandrinus	LC	unknown	2004	present	A4i
Black-tailed Godwit Limosa limosa	NT	passage	2004	present	A4i
Red-necked Stint Calidris ruficollis	NT	passage	2004	present	A4i
Spotted Redshank Tringa erythropus	LC	passage	2004	present	A4i
Common Greenshank Tringa nebularia	LC	passage	2004	present	A4i
Wood Sandpiper Tringa glareola	LC	unknown	2004	present	A4i
Spotted Greenshank Tringa guttifer	EN	passage	2004	present	A1
Saunders's Gull Saundersilarus saundersi	VU	winter	2004	present	A1, A4i
Little Tern Sternula albifrons	LC	unknown	2004	present	A4i
Greater Spotted Eagle Clanga clanga	VU	winter	2004	present	A1
Eastern Imperial Eagle Aquila heliaca	VU	winter	2004	present	A1
A4iii Species group - waterbirds	n/a	unknown	2004	20,000 individuals	A4iii

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2004).

Protected area (PA)	PA designation	PA area (ha)	Relationship of PA with IBA	Overlap of PA with IBA (ha)
Chungnam Taean Nammyeon	야생생물보호구역	780	protected area contained by site	0
Chungnam Seosan Buseokmyeon 2	야생생물보호구역	1,020	protected area contained by site	0
Chungnam Seosan Buseokmyeon 1	야생생물보호구역	2,164	protected area overlaps with site	0
Chungnam Hongseong Galsanmyeon	야생생물보호구역	702	protected area contained by site	0
Cheonsu Bay	Wildlife Reserve	0	unknown	0
124_Myodo	특정도서	2	protected area contained by site	0

Habitat (IUCN level 1)	Habitat detail	Extent (% of site)
Artificial/Terrestrial	Rice paddies	-
Wetlands (inland)	Artificial wetlands	-

For more information about the IUCN Habitat classification, please click here.

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Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Cheonsu Bay. Downloaded from http://datazone.birdlife.org/site/factsheet/cheonsu-bay-iba-south-korea on 30/09/2023.