| 1 | Common Shelduck
Tadorna tadorna | 5th Apr 2025
12:50 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 2 | Pied Avocet
Recurvirostra avosetta | 11th May 2025
7 a.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 3 | Eurasian Oystercatcher
Haematopus ostralegus | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 4 | Grey Plover
Pluvialis squatarola | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 5 | Common Ringed Plover
Charadrius hiaticula | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 6 | Kentish Plover
Anarhynchus alexandrinus | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 7 | Whimbrel
Numenius phaeopus | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 8 | Eurasian Curlew
Numenius arquata | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 9 | Bar-tailed Godwit
Limosa lapponica | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 10 | Common Sandpiper
Actitis hypoleucos | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 11 | Common Redshank
Tringa totanus | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 12 | Common Greenshank
Tringa nebularia | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 13 | Ruddy Turnstone
Arenaria interpres | 15th Mar 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 14 | Sanderling
Calidris alba | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 15 | Dunlin
Calidris alpina | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 16 | Slender-billed Gull
Chroicocephalus genei | 4th Jan 2025
12:45 p.m. | 5 | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 17 | Black-headed Gull
Chroicocephalus ridibundus | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 18 | Audouin's Gull
Ichthyaetus audouinii | 4th Jan 2025
12:45 p.m. | 85 | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 19 | Mediterranean Gull
Ichthyaetus melanocephalus | 4th Jan 2025
12:45 p.m. | 2 | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 20 | Yellow-legged Gull
Larus michahellis | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 21 | Great Black-backed Gull
Larus marinus | 4th Jan 2025
12:45 p.m. | 1 | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 22 | Lesser Black-backed Gull
Larus fuscus | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 23 | Little Tern
Sternula albifrons | 5th Apr 2025
12:50 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 24 | Caspian Tern
Hydroprogne caspia | 4th Jan 2025
12:45 p.m. | 2 | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 25 | Sandwich Tern
Thalasseus sandvicensis | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 26 | White Stork
Ciconia ciconia | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 27 | Great Cormorant
Phalacrocorax carbo | 1st Feb 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 28 | Glossy Ibis
Plegadis falcinellus | 4th Jan 2025
12:45 p.m. | 1 | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 29 | Eurasian Spoonbill
Platalea leucorodia | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 30 | Little Egret
Egretta garzetta | 1st Feb 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 31 | Great White Egret
Ardea alba | 4th Jan 2025
12:45 p.m. | 2 | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 32 | Grey Heron
Ardea cinerea | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 33 | Osprey
Pandion haliaetus | 4th Jan 2025
12:45 p.m. | 1 | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 34 | Western Marsh Harrier
Circus aeruginosus | 4th Jan 2025
12:45 p.m. | 2 | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 35 | Common Magpie
Pica pica | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 36 | Crested Lark
Galerida cristata | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 37 | Barn Swallow
Hirundo rustica | 1st Feb 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 38 | Common Chiffchaff
Phylloscopus collybita | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 39 | Spotless Starling
Sturnus unicolor | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 40 | Eurasian Blackbird
Turdus merula | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 41 | Black Redstart
Phoenicurus ochruros | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 42 | European Stonechat
Saxicola rubicola | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 43 | House Sparrow
Passer domesticus | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |
| 44 | Meadow Pipit
Anthus pratensis | 4th Jan 2025
12:45 p.m. | X | PN Ria Formosa--canal de Olhão (percurso fluvial)
Olhão, Faro | Miguel Mendes | |