The site was identified as internationally important for bird conservation in 2005 because it was regularly supporting significant populations of the species listed below, meeting IBA criteria.
| Species |
Red List |
Season (year/s of estimate) |
Size |
IBA criteria |
| White-headed Duck Oxyura leucocephala |
EN |
winter (2000) |
958 individuals |
A1, A4i, B1i, C1, C2 |
| White-headed Duck Oxyura leucocephala |
EN |
passage (1997) |
19–43 individuals |
A1, C1 |
| Whooper Swan Cygnus cygnus |
LC |
winter (1997) |
20–174 individuals |
B1i, C2 |
| Red-breasted Goose Branta ruficollis |
VU |
winter (1997) |
7–1,975 individuals |
A1, A4i, B1i, C1, C2 |
| Greater White-fronted Goose Anser albifrons |
LC |
winter (2001) |
12,127 individuals |
B1i, C3 |
| Common Pochard Aythya ferina |
VU |
winter (1996) |
355–25,500 individuals |
A4i, B1i, C3 |
| Tufted Duck Aythya fuligula |
LC |
winter (1997) |
250–15,807 individuals |
B1i, C3 |
| Common Little Bittern Ixobrychus minutus |
LC |
breeding (1998) |
30 breeding pairs |
B2, C6 |
| Dalmatian Pelican Pelecanus crispus |
NT |
winter (1998) |
132 individuals |
A1, A4i, B1i, C1, C2 |
| Great White Pelican Pelecanus onocrotalus |
LC |
passage (1998) |
2,074 individuals |
A4i, B1i, C2 |
| Pygmy Cormorant Microcarbo pygmaeus |
LC |
winter (1999) |
5,100 individuals |
A1, A4i, B1i, C1, C2 |
| Pygmy Cormorant Microcarbo pygmaeus |
LC |
passage (1996) |
9–92 individuals |
A1, C1 |
| Great Cormorant Phalacrocorax carbo |
LC |
winter (2000) |
6,122 individuals |
A4i, B1i, C3 |
| Yellow-legged Gull Larus michahellis |
LC |
winter (1998) |
1,500 individuals |
B1i, C3 |
| A4iii Species group - waterbirds |
n/a |
winter (-) |
20,000-49,999 individuals |
A4iii, C4 |
