Friday, 14th March 2025, 3:42 p.m.
Estuário do Douro--Observatório de Aves FAPAS/APDL, Porto, Porto, Portugal
Francisco Pires
| 3 | Muscovy Duck (Domestic type)Cairina moschata (Domestic type) |
| 7 | Mallard (Domestic type)Anas platyrhynchos (Domestic type) |
| X | Feral PigeonColumba livia (Feral Pigeon) |
| 6 | Black-headed GullChroicocephalus ridibundus |
| 1 | Mediterranean GullIchthyaetus melanocephalus |
| 1 | Common GullLarus canus |
| 7 | Yellow-legged GullLarus michahellis |
| 5 | Lesser Black-backed GullLarus fuscus |
| 50 | Yellow-legged/Lesser Black-backed GullLarus michahellis/fuscus |
| 5 | Sandwich TernThalasseus sandvicensis |
| 3 | Great CormorantPhalacrocorax carbo |
| 2 | Little EgretEgretta garzetta |