• Summary
• Text account
• Data table and detailed info
• Map
• Reference and further resources

Year of most recent IBA criteria assessment: 2000

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Common Shelduck Tadorna tadorna	LC	non-breeding	1987-1991	5,201 individuals	A4i, B1i, C3
Northern Pintail Anas acuta	LC	non-breeding	1987-1991	871 individuals	B1i, C3
Eurasian Spoonbill Platalea leucorodia	LC	non-breeding	1987-1991	144 individuals	B1i, C2, C6
Haematopus ostralegus	NR	non-breeding	1987-1991	31,037 individuals	A4i, B1i, C3
Pied Avocet Recurvirostra avosetta	LC	breeding	1987-1991	384 breeding pairs	A4i, B1i, B3, C2, C6
Pied Avocet Recurvirostra avosetta	LC	non-breeding	1988-1991	1,215 individuals	A4i, B1i, C2
Eurasian Curlew Numenius arquata	NT	non-breeding	1987-1991	13,348 individuals	A4i, B1i, C3
Bar-tailed Godwit Limosa lapponica	NT	winter	1987-1991	1,027 individuals	A4i, B1i, B2, C2
Ruddy Turnstone Arenaria interpres	LC	non-breeding	1987-1991	832 individuals	A4i, B1i, C3
Red Knot Calidris canutus	NT	winter	1987-1991	32,560 individuals	A4i, B1i, B2, C3
Dunlin Calidris alpina	LC	non-breeding	1987-1991	34,995 individuals	A4i, B1i, C3
Spotted Redshank Tringa erythropus	LC	non-breeding	1987-1991	1,177 individuals	A4i, B1i, C3
Common Redshank Tringa totanus	LC	non-breeding	1987-1991	2,652 individuals	B1i, C3
Black Tern Chlidonias niger	LC	passage	1989-1991	90,367 individuals	A4i, B1i, C2, C6
Common Tern Sterna hirundo	LC	breeding	1987-1991	1,035 breeding pairs	C2, C6
A4iii Species group - waterbirds	n/a	passage	1991	50,000-99,999 individuals	A4iii, C4
A4iii Species group - waterbirds	n/a	non-breeding	1991	100,000-499,999 individuals	A4iii, C4

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)
Waddenzee I	Natural Monument	125,000	protected area contains site	6,000
Waddenzee (Wadden Sea)	Ramsar Site, Wetland of International Importance	249,998	protected area contains site	6,000
Waddenzee	Site of Community Importance (Habitats Directive)	264,858	protected area contains site	6,000
Waddenzee	Special Protection Area (Birds Directive)	271,771	protected area contains site	6,000
Waddenzee	Natuurbeschermingswet	271,771	protected area contains site	0
Waddensea Area	UNESCO-MAB Biosphere Reserve	260,000	protected area overlaps with site	0
Wadden Sea	Ramsar Site, Wetland of International Importance	249,998	protected area contains site	0
The Wadden Sea	World Heritage Site (natural or mixed)	1,143,403	protected area contains site	6,000

IUCN Habitat	Habitat detail	Extent (% of site)
Coastline	Tidal rivers & enclosed tidal waters, Mud flats & sand flats	-
Marine Neritic		-

For further information about the habitat classification please click here.

Land-use	Extent (% of site)
agriculture	-
fisheries/aquaculture	-
nature conservation and research	-
tourism/recreation	-

For further information about the land use classification please click here.

---

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Balgzand. Downloaded from http://www.birdlife.org on 08/12/2022.