The site was identified as important in 2009 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Species |
Red List1 |
Season |
Year(s) |
Size |
IBA criteria |
Greylag Goose Anser anser |
LC |
passage |
1994 |
6,500-9,000 individuals |
A4i, B1i, C3 |
Greater White-fronted Goose Anser albifrons |
LC |
passage |
1994 |
3,000-12,500 individuals |
A4i, B1i, C3 |
Red-crested Pochard Netta rufina |
LC |
breeding |
1997-2005 |
25 breeding pairs |
A4i, B1i, C3 |
Ferruginous Duck Aythya nyroca |
NT |
breeding |
1997-2005 |
2-6 breeding pairs |
C6 |
Northern Shoveler Spatula clypeata |
LC |
breeding |
1997-2005 |
28-217 breeding pairs |
B2 |
Gadwall Mareca strepera |
LC |
breeding |
1997-2005 |
27-132 breeding pairs |
A4i, B1i, B2, C3 |
Spotted Crake Porzana porzana |
LC |
breeding |
1997-2005 |
10-250 males |
C6 |
White Stork Ciconia ciconia |
LC |
breeding |
2000-2002 |
11-18 breeding pairs |
C6 |
Eurasian Bittern Botaurus stellaris |
LC |
breeding |
1997 |
20-25 breeding pairs |
C6 |
Common Little Bittern Ixobrychus minutus |
LC |
breeding |
1994 |
3-5 breeding pairs |
C6 |
Great White Egret Ardea alba |
LC |
breeding |
1998-2001 |
11-31 breeding pairs |
C6 |
Pied Avocet Recurvirostra avosetta |
LC |
breeding |
1998-2004 |
120-195 breeding pairs |
C6 |
Black-winged Stilt Himantopus himantopus |
LC |
breeding |
1997-2005 |
10-25 breeding pairs |
C6 |
Kentish Plover Charadrius alexandrinus |
LC |
breeding |
2001-2004 |
24-37 breeding pairs |
C6 |
Northern Lapwing Vanellus vanellus |
NT |
breeding |
2001-2004 |
274-554 breeding pairs |
B2 |
Mediterranean Gull Larus melanocephalus |
LC |
breeding |
1997-2006 |
10-36 breeding pairs |
C6 |
Common Tern Sterna hirundo |
LC |
breeding |
1994 |
50-60 breeding pairs |
C6 |
Short-eared Owl Asio flammeus |
LC |
resident |
2000-2005 |
4 breeding pairs |
C6 |
Western Marsh-harrier Circus aeruginosus |
LC |
breeding |
1995-2005 |
25-35 breeding pairs |
C6 |
Montagu's Harrier Circus pygargus |
LC |
breeding |
1997-2005 |
4-7 breeding pairs |
C6 |
White-tailed Sea-eagle Haliaeetus albicilla |
LC |
resident |
2002 |
1 breeding pairs |
C6 |
Barred Warbler Curruca nisoria |
LC |
breeding |
1997-2005 |
20-40 breeding pairs |
C6 |
A4iii Species group - waterbirds |
n/a |
passage |
1994 |
20,000-49,999 individuals |
A4iii, C4 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2009) may differ.
1.