Sunday, 13th April 2025, 5:45 p.m.
Salinas de Alverca e Forte da Casa--ETAR de Alverca, Vila Franca de Xira, Lisboa, Portugal
Stuart MacKay
| 5 | Northern ShovelerSpatula clypeata |
| 2 | GadwallMareca strepera |
| 46 | MallardAnas platyrhynchos At least 5 broods. 1 quite old.At least 2 weeks. |
| 1 | Eurasian TealAnas crecca crecca |
| 25 | Red-crested PochardNetta rufina |
| 2 | Common WoodpigeonColumba palumbus |
| 1 | Collared DoveStreptopelia decaocto |
| 1 | Common MoorhenGallinula chloropus |
| 14 | Black-headed GullChroicocephalus ridibundus |
| 2 | Lesser Black-backed GullLarus fuscus |
| 2 | Western Marsh HarrierCircus aeruginosus |
| 2 | Zitting CisticolaCisticola juncidis |
| 400 | Barn SwallowHirundo rustica Estimate. Very large group feeding with house martins over the ETAR and the salina between the ETAR and the airfield. |
| 200 | Western House MartinDelichon urbicum Estimate. |
| 4 | Eurasian BlackbirdTurdus merula |
| 4 | House SparrowPasser domesticus |
| 1 | European GreenfinchChloris chloris |
| 1 | European SerinSerinus serinus |