Thursday, 17th April 2025, 10:53 a.m.
Estuário do Douro--Observatório de Aves FAPAS/APDL, Porto, Porto, Portugal
Teresita Varon
Cientos de gaviotas a lo largo del río. En vuelo, agrupadas en el agua y en la playa norte.
| 1 | Egyptian GooseAlopochen aegyptiaca |
| 2 | Muscovy Duck (Domestic type)Cairina moschata (Domestic type) |
| 12 | MallardAnas platyrhynchos |
| 17 | Feral PigeonColumba livia (Feral Pigeon) |
| 1 | Eurasian OystercatcherHaematopus ostralegus |
| 6 | Common Ringed PloverCharadrius hiaticula |
| 1 | Common SandpiperActitis hypoleucos |
| 1 | Ruddy TurnstoneArenaria interpres |
| 25 | Mediterranean GullIchthyaetus melanocephalus |
| X | Yellow-legged GullLarus michahellis |
| X | Lesser Black-backed GullLarus fuscus |
| 6 | Sandwich TernThalasseus sandvicensis |
| 2 | Great CormorantPhalacrocorax carbo |
| 2 | Little EgretEgretta garzetta |
| 7 | Common MagpiePica pica |
| 3 | Eurasian BlackbirdTurdus merula |
| 4 | House SparrowPasser domesticus |
| 2 | Eurasian Tree SparrowPasser montanus |
| 2 | Pied Wagtail/White WagtailMotacilla alba |