| Species | Date | Count | Location | Observer | Checklist |
|---|---|---|---|---|---|
| Slender-billed Gull Chroicocephalus genei | 19th Apr 2025 9 a.m. | 1 | Ao largo das Ilhas-Barreira Olhão, Faro | Michelle Reiner | |
| Audouin's Gull Ichthyaetus audouinii | 19th Apr 2025 9 a.m. | 2 | Ao largo das Ilhas-Barreira Olhão, Faro | Michelle Reiner | |
| Yellow-legged Gull Larus michahellis | 19th Apr 2025 9 a.m. | 2 | Ao largo das Ilhas-Barreira Olhão, Faro | Michelle Reiner | |
| Lesser Black-backed Gull Larus fuscus | 19th Apr 2025 9 a.m. | 3 | Ao largo das Ilhas-Barreira Olhão, Faro | Michelle Reiner | |
| Little Tern Sternula albifrons | 19th Apr 2025 9 a.m. | 2 | Ao largo das Ilhas-Barreira Olhão, Faro | Michelle Reiner | |
| Black Tern Chlidonias niger | 19th Apr 2025 9 a.m. | 2 | Ao largo das Ilhas-Barreira Olhão, Faro | Michelle Reiner | |
| Sandwich Tern Thalasseus sandvicensis | 19th Apr 2025 9 a.m. | 3 | Ao largo das Ilhas-Barreira Olhão, Faro | Michelle Reiner |
1, Slender-billed Gull(Chroicocephalus genei)
19th Apr 2025, 9 a.m.
2, Audouin's Gull(Ichthyaetus audouinii)
19th Apr 2025, 9 a.m.
2, Yellow-legged Gull(Larus michahellis)
19th Apr 2025, 9 a.m.
3, Lesser Black-backed Gull(Larus fuscus)
19th Apr 2025, 9 a.m.
2, Little Tern(Sternula albifrons)
19th Apr 2025, 9 a.m.
2, Black Tern(Chlidonias niger)
19th Apr 2025, 9 a.m.
3, Sandwich Tern(Thalasseus sandvicensis)
19th Apr 2025, 9 a.m.