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 |
breeding |
1997-2005 |
500-800 breeding pairs |
B1i, C3 |
Red-crested Pochard Netta rufina |
LC |
breeding |
1994 |
100-200 breeding pairs |
B1i, C3 |
Ferruginous Duck Aythya nyroca |
NT |
resident |
1996 |
150-200 breeding pairs |
A1, C1 |
Garganey Spatula querquedula |
LC |
breeding |
1997-2005 |
75-150 breeding pairs |
B2 |
Little Grebe Tachybaptus ruficollis |
LC |
breeding |
1997-2005 |
500-1,000 breeding pairs |
A4i, B1i, C3 |
Spotted Crake Porzana porzana |
LC |
resident |
1994 |
30 breeding pairs |
C6 |
Little Crake Zapornia parva |
LC |
breeding |
1997-2005 |
1,000-2,000 breeding pairs |
B2, C2, C6 |
Eurasian Spoonbill Platalea leucorodia |
LC |
breeding |
1998-2003 |
40-81 adults |
B2, C6 |
Eurasian Bittern Botaurus stellaris |
LC |
breeding |
2001-2005 |
20-2,000 breeding pairs |
B2, C6 |
Common Little Bittern Ixobrychus minutus |
LC |
breeding |
1995 |
60 breeding pairs |
B2, C6 |
Black-crowned Night Heron Nycticorax nycticorax |
LC |
breeding |
1998-2003 |
1-41 breeding pairs |
C6 |
Purple Heron Ardea purpurea |
LC |
breeding |
1998-2004 |
86-298 breeding pairs |
B2, C6 |
Great White Egret Ardea alba |
LC |
breeding |
1996 |
642 breeding pairs |
A4i, B1i, C2, C6 |
Black-winged Stilt Himantopus himantopus |
LC |
breeding |
1997-2005 |
5-10 breeding pairs |
C6 |
Kentish Plover Charadrius alexandrinus |
LC |
breeding |
2002-2004 |
2-7 breeding pairs |
C6 |
Common Tern Sterna hirundo |
LC |
breeding |
2002-2005 |
120 breeding pairs |
C6 |
Western Marsh-harrier Circus aeruginosus |
LC |
breeding |
1995 |
100-150 breeding pairs |
C6 |
Moustached Warbler Acrocephalus melanopogon |
LC |
breeding |
1997 |
8,700-15,600 breeding pairs |
C2, C6 |
Common Reed-warbler Acrocephalus scirpaceus |
LC |
breeding |
1997 |
20,500-42,000 breeding pairs |
C3 |
Savi's Warbler Locustella luscinioides |
LC |
breeding |
1997 |
1,750 breeding pairs |
B3 |
Bluethroat Luscinia svecica |
LC |
breeding |
2001-2005 |
frequent |
C2, C6 |
A4iii Species group - waterbirds |
n/a |
breeding |
- |
50,000-99,999 individuals |
A4iii, C4 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2009) may differ.
1.