The site was identified as internationally important for bird conservation in 2019 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 |
Ferruginous Duck Aythya nyroca |
NT |
breeding (2008–2013) |
27–37 pairs |
B1a, B1b, C6 |
European Nightjar Caprimulgus europaeus |
LC |
breeding (2019) |
25–40 pairs |
C6 |
Western Water Rail Rallus aquaticus |
LC |
breeding (2013–2019) |
100–150 pairs |
B2a |
Little Crake Zapornia parva |
LC |
breeding (2013–2019) |
60–90 pairs |
B2a, C6 |
Common Crane Grus grus |
LC |
passage (2010–2019) |
6,000–10,000 birds |
A4, B3a, C2, C5 |
Eurasian Bittern Botaurus stellaris |
LC |
breeding (2013) |
23–32 pairs |
C6 |
Common Little Bittern Ixobrychus minutus |
LC |
breeding (2008–2013) |
75–105 pairs |
B1b, C6 |
Squacco Heron Ardeola ralloides |
LC |
breeding (2013–2017) |
50–80 pairs |
B1b, C6 |
Purple Heron Ardea purpurea |
LC |
breeding (2013–2017) |
100–150 adults |
B1b, C6 |
Great White Egret Ardea alba |
LC |
resident (2013–2017) |
300–320 pairs |
B3a, C2, C6 |
Eurasian Thick-knee Burhinus oedicnemus |
LC |
breeding (2008–2013) |
3–5 pairs |
C6 |
Black-tailed Godwit Limosa limosa |
NT |
breeding (2013–2019) |
10–15 pairs |
B1a, B1b |
Black-headed Gull Larus ridibundus |
LC |
passage (2013–2019) |
10,000–20,000 birds |
B3a, C3 |
Mediterranean Gull Larus melanocephalus |
LC |
breeding (2017–2019) |
50–250 pairs |
B2a, C6 |
Western Marsh-harrier Circus aeruginosus |
LC |
breeding (2019) |
20–30 pairs |
C6 |
European Roller Coracias garrulus |
LC |
breeding (2016–2019) |
60–85 pairs |
B2a, C6 |
Red-footed Falcon Falco vespertinus |
VU |
breeding (2008–2013) |
40–56 pairs |
B1b, C2, C6 |
Red-footed Falcon Falco vespertinus |
VU |
passage (2013–2019) |
200–700 birds |
B1a, C2 |
Lesser Grey Shrike Lanius minor |
LC |
breeding (2008–2013) |
100–120 pairs |
B2a, C6 |
Moustached Warbler Acrocephalus melanopogon |
LC |
breeding (2013–2019) |
30–50 pairs |
C6 |
Savi's Warbler Locustella luscinioides |
LC |
breeding (2013–2019) |
100–200 pairs |
B2a |
A4iii Species group - waterbirds |
n/a |
passage (2001–2019) |
16,000–30,000 birds |
B3b, C4 |