The site was identified as internationally important for bird conservation in 2000 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Species |
Red List |
Season (year[s] of estimate) |
Size |
IBA criteria |
Tundra Swan Cygnus columbianus |
LC |
winter (1997) |
4–120 birds |
B2 |
Common Shelduck Tadorna tadorna |
LC |
winter (1997) |
1,307–2,781 birds |
A4i, B1i, C3 |
Red-crested Pochard Netta rufina |
LC |
winter (1997) |
500–2,110 birds |
A4i, B1i, C3 |
Red-crested Pochard Netta rufina |
LC |
breeding (1997) |
200–300 pairs |
A4i, B1i, C3 |
Northern Shoveler Spatula clypeata |
LC |
winter (1997) |
6,220–13,815 birds |
A4i, B1i, C3 |
Gadwall Mareca strepera |
LC |
winter (1997) |
6,640–13,570 birds |
A4i, B1i, C3 |
Eurasian Wigeon Mareca penelope |
LC |
winter (1997) |
10,170–15,010 birds |
B1i, C3 |
Mallard Anas platyrhynchos |
LC |
winter (1997) |
13,466–30,800 birds |
B1i, C3 |
Common Teal Anas crecca |
LC |
winter (1997) |
16,182–25,300 birds |
A4i, B1i, C3 |
Greater Flamingo Phoenicopterus roseus |
LC |
breeding (1997) |
10,000–18,000 pairs |
A4i, B1i, B2, C2 |
Eurasian Coot Fulica atra |
LC |
winter (1997) |
16,500–30,779 birds |
B1i, C3 |
Eurasian Bittern Botaurus stellaris |
LC |
breeding (1991) |
25–50 pairs |
B2, C2, C6 |
Black-crowned Night Heron Nycticorax nycticorax |
LC |
breeding (1991) |
300 pairs |
C2, C6 |
Squacco Heron Ardeola ralloides |
LC |
breeding (1991) |
50 pairs |
B2, C2, C6 |
Purple Heron Ardea purpurea |
LC |
breeding (1991) |
400 pairs |
B2, C2, C6 |
Little Egret Egretta garzetta |
LC |
winter (1997) |
13–1,289 birds |
A4i, B1i, C2 |
Little Egret Egretta garzetta |
LC |
breeding (1997) |
1,000 pairs |
A4i, B1i, C2, C6 |
Great Cormorant Phalacrocorax carbo |
LC |
winter (1997) |
1–2,783 birds |
B1i, C3 |
Great Cormorant Phalacrocorax carbo |
LC |
passage (1997) |
6,000 birds |
A4i, B1i, C3 |
Eurasian Oystercatcher Haematopus ostralegus |
NT |
breeding (1997) |
50–97 pairs |
B1i, C3 |
Pied Avocet Recurvirostra avosetta |
LC |
winter (1997) |
599–1,944 birds |
A4i, B1i, B2, C2 |
Pied Avocet Recurvirostra avosetta |
LC |
breeding (1997) |
439 pairs |
A4i, B1i, B3, C2, C6 |
Black-winged Stilt Himantopus himantopus |
LC |
breeding (1996) |
195–219 pairs |
B1i, C2 |
Common Ringed Plover Charadrius hiaticula |
LC |
passage (1997) |
1,000–10,000 birds |
A4i, B1i, C3 |
Kentish Plover Charadrius alexandrinus |
LC |
breeding (1997) |
145–170 pairs |
B2 |
Kentish Plover Charadrius alexandrinus |
LC |
passage (1997) |
1,000–10,000 birds |
A4i, B1i, C3 |
Black-tailed Godwit Limosa limosa |
NT |
passage (1997) |
1,000–10,000 birds |
A4i, B1i, C3 |
Curlew Sandpiper Calidris ferruginea |
VU |
passage (1991) |
1,000–10,000 birds |
A4i, B1i, C3 |
Spotted Redshank Tringa erythropus |
LC |
passage (1997) |
1,000–10,000 birds |
A4i, B1i, C3 |
Collared Pratincole Glareola pratincola |
LC |
breeding (1996) |
8–20 pairs |
C6 |
Slender-billed Gull Larus genei |
LC |
breeding (1997) |
580–800 pairs |
A4i, B1i, C2 |
Mediterranean Gull Larus melanocephalus |
LC |
breeding (1997) |
600–700 pairs |
C2 |
Little Tern Sternula albifrons |
LC |
breeding (1991) |
70–350 pairs |
A4i, B1i, B2, C2, C6 |
Caspian Tern Hydroprogne caspia |
LC |
passage (1991) |
10–100 birds |
B1i, C2 |
Whiskered Tern Chlidonias hybrida |
LC |
breeding (1996) |
10 pairs |
C6 |
Whiskered Tern Chlidonias hybrida |
LC |
passage (1996) |
1,000–10,000 birds |
A4i, B1i, C2 |
Black Tern Chlidonias niger |
LC |
passage (1991) |
1,000–10,000 birds |
A4i, B1i, C2 |
Common Tern Sterna hirundo |
LC |
breeding (1991) |
500–1,500 pairs |
B1i, C2, C6 |
Common Gull-billed Tern Gelochelidon nilotica |
LC |
breeding (1996) |
300 pairs |
A4i, B1i, B2, C2, C6 |
Sandwich Tern Thalasseus sandvicensis |
LC |
breeding (1997) |
670–1,000 pairs |
A4i, B1i, B2, C2 |
Western Marsh-harrier Circus aeruginosus |
LC |
breeding (1997) |
50–80 pairs |
C6 |
European Roller Coracias garrulus |
LC |
breeding (1991) |
10–100 pairs |
B2, C2, C6 |
Subalpine Warbler Curruca cantillans |
LC |
breeding (1991) |
100–500 pairs |
B3 |
A4iii Species group - waterbirds |
n/a |
winter (1997) |
50,000-99,999 birds |
A4iii, C4 |
A4iii Species group - waterbirds |
n/a |
breeding (1997) |
50,000-99,999 birds |
A4iii, C4 |
A4iii Species group - waterbirds |
n/a |
passage (1997) |
20,000-49,999 birds |
A4iii, C4 |