| Species | Date | Count | Location | Observer | Checklist |
|---|---|---|---|---|---|
| Common Scoter Melanitta nigra | 29th Mar 2025 7:50 a.m. | 386 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Common/Pallid Swift Apus apus/pallidus | 11th May 2025 8:11 a.m. | 3 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Whimbrel Numenius phaeopus | 29th Mar 2025 7:50 a.m. | 1 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Ruddy Turnstone Arenaria interpres | 29th Mar 2025 7:50 a.m. | 4 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Dunlin Calidris alpina | 29th Mar 2025 7:50 a.m. | 4 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Arctic Skua Stercorarius parasiticus | 29th Mar 2025 7:50 a.m. | 2 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Razorbill Alca torda | 29th Mar 2025 7:50 a.m. | 2 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Common Guillemot Uria aalge | 29th Mar 2025 7:50 a.m. | 2 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Audouin's Gull Ichthyaetus audouinii | 29th Mar 2025 7:50 a.m. | 1 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Mediterranean Gull Ichthyaetus melanocephalus | 29th Mar 2025 7:50 a.m. | 18 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Yellow-legged Gull Larus michahellis | 29th Mar 2025 7:50 a.m. | 7 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Lesser Black-backed Gull Larus fuscus | 29th Mar 2025 7:50 a.m. | 9 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Sandwich Tern Thalasseus sandvicensis | 29th Mar 2025 7:50 a.m. | 288 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| European Storm-Petrel Hydrobates pelagicus | 11th May 2025 8:11 a.m. | 1 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Cory's Shearwater Calonectris borealis | 29th Mar 2025 7:50 a.m. | 5 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Balearic Shearwater Puffinus mauretanicus | 29th Mar 2025 7:50 a.m. | 3 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Northern Gannet Morus bassanus | 29th Mar 2025 7:50 a.m. | 300 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| European Shag Gulosus aristotelis | 29th Mar 2025 7:50 a.m. | 2 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Little Egret Egretta garzetta | 11th May 2025 8:11 a.m. | 1 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Crested Lark Galerida cristata | 29th Mar 2025 7:50 a.m. | 1 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Barn Swallow Hirundo rustica | 29th Mar 2025 7:50 a.m. | 4 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Black Redstart Phoenicurus ochruros | 29th Mar 2025 7:50 a.m. | 2 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Northern Wheatear Oenanthe oenanthe | 29th Mar 2025 7:50 a.m. | 1 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Pied Wagtail/White Wagtail Motacilla alba | 29th Mar 2025 7:50 a.m. | 1 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| Common Linnet Linaria cannabina | 11th May 2025 8:11 a.m. | 2 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota | |
| European Serin Serinus serinus | 11th May 2025 8:11 a.m. | 2 | PN Sintra-Cascais--Cabo Raso Cascais, Lisboa | Alexandre Mota |
386, Common Scoter(Melanitta nigra)
3, Common/Pallid Swift(Apus apus/pallidus)
1, Whimbrel(Numenius phaeopus)
4, Ruddy Turnstone(Arenaria interpres)
4, Dunlin(Calidris alpina)
2, Arctic Skua(Stercorarius parasiticus)
2, Razorbill(Alca torda)
2, Common Guillemot(Uria aalge)
1, Audouin's Gull(Ichthyaetus audouinii)
18, Mediterranean Gull(Ichthyaetus melanocephalus)
7, Yellow-legged Gull(Larus michahellis)
9, Lesser Black-backed Gull(Larus fuscus)
288, Sandwich Tern(Thalasseus sandvicensis)
1, European Storm-Petrel(Hydrobates pelagicus)
5, Cory's Shearwater(Calonectris borealis)
3, Balearic Shearwater(Puffinus mauretanicus)
300, Northern Gannet(Morus bassanus)
2, European Shag(Gulosus aristotelis)
1, Little Egret(Egretta garzetta)
1, Crested Lark(Galerida cristata)
4, Barn Swallow(Hirundo rustica)
2, Black Redstart(Phoenicurus ochruros)
1, Northern Wheatear(Oenanthe oenanthe)
1, Pied Wagtail/White Wagtail(Motacilla alba)
2, Common Linnet(Linaria cannabina)
2, European Serin(Serinus serinus)