Saturday, 31st May 2025, 6 a.m.
PN Sintra-Cascais--Cabo Raso, Cascais, Lisboa, Portugal
Hugo Blanco
Vento NW 15 km/h
Vaga 1.5 mts
| X | Common SwiftApus apus |
| X | Pallid SwiftApus pallidus |
| 1 | WhimbrelNumenius phaeopus |
| 2 | Ruddy TurnstoneArenaria interpres |
| 1 | Arctic SkuaStercorarius parasiticus |
| 1 | Pomarine SkuaStercorarius pomarinus |
| X | Yellow-legged GullLarus michahellis |
| X | Lesser Black-backed GullLarus fuscus |
| 6 | Common TernSterna hirundo |
| 35 | Sandwich TernThalasseus sandvicensis |
| 3 | European Storm-PetrelHydrobates pelagicus |
| 110 | Cory's ShearwaterCalonectris borealis |
| 3 | Sooty ShearwaterArdenna grisea |
| 6 | Manx ShearwaterPuffinus puffinus N |
| 1 | Yelkouan ShearwaterPuffinus yelkouan N |
| 102 | Balearic ShearwaterPuffinus mauretanicus |
| 744 | Northern GannetMorus bassanus |
| 1 | European ShagGulosus aristotelis |
| 1 | Black RedstartPhoenicurus ochruros |
| 1 | Pied Wagtail/White WagtailMotacilla alba |