| Species | Date | Count | Location | Observer | Checklist |
|---|---|---|---|---|---|
| Mallard Anas platyrhynchos | 3rd Feb 2025 5:32 p.m. | 1 | Baía de Cascais Cascais, Lisboa | Andrey Mikhaylov | |
| Red Junglefowl (Domestic type) Gallus gallus | 24th Mar 2025 8 a.m. | 10 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist | |
| Rock Dove Columba livia | 22nd Feb 2025 3:35 p.m. | X | Baía de Cascais Cascais, Lisboa | João Ferreira da Silva | |
| Feral Pigeon Columba livia (Feral Pigeon) | 8th Feb 2025 1:20 p.m. | 6 | Baía de Cascais Cascais, Lisboa | Javier Pi Vallina | |
| Common Woodpigeon Columba palumbus | 24th Mar 2025 8 a.m. | 20 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist | |
| Collared Dove Streptopelia decaocto | 3rd Feb 2025 5:32 p.m. | 1 | Baía de Cascais Cascais, Lisboa | Andrey Mikhaylov | |
| Common Swift Apus apus | 18th May 2025 6:02 a.m. | X | Baía de Cascais Cascais, Lisboa | João Ferreira da Silva | |
| Pallid Swift Apus pallidus | 18th Jun 2025 9:16 a.m. | X | Baía de Cascais Cascais, Lisboa | Thea Beckman | |
| Common/Pallid Swift Apus apus/pallidus | 18th May 2025 6:02 a.m. | X | Baía de Cascais Cascais, Lisboa | João Ferreira da Silva | |
| Common Sandpiper Actitis hypoleucos | 24th Mar 2025 8 a.m. | 1 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist | |
| Ruddy Turnstone Arenaria interpres | 6th Jan 2025 4:42 p.m. | 1 | Baía de Cascais Cascais, Lisboa | Noah Henninger | |
| Sanderling Calidris alba | 22nd Jan 2025 5 p.m. | 3 | Baía de Cascais Cascais, Lisboa | Johanne Boismenu | |
| Purple Sandpiper Calidris maritima | 29th Mar 2025 9:11 a.m. | 2 | Baía de Cascais Cascais, Lisboa | Winston Oneil | |
| Black-legged Kittiwake Rissa tridactyla | 24th Mar 2025 8 a.m. | 10 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist | |
| Black-headed Gull Chroicocephalus ridibundus | 8th Feb 2025 1:20 p.m. | 10 | Baía de Cascais Cascais, Lisboa | Javier Pi Vallina | |
| Mediterranean Gull Ichthyaetus melanocephalus | 6th Jan 2025 4:42 p.m. | 3 | Baía de Cascais Cascais, Lisboa | Noah Henninger | |
| Common Gull Larus canus | 8th Feb 2025 1:20 p.m. | 1 | Baía de Cascais Cascais, Lisboa | Javier Pi Vallina | |
| European Herring Gull Larus argentatus | 25th Apr 2025 10:07 a.m. | 1 | Baía de Cascais Cascais, Lisboa | Zinta Gulens | |
| Yellow-legged Gull Larus michahellis | 6th Jan 2025 4:42 p.m. | 6 | Baía de Cascais Cascais, Lisboa | Noah Henninger | |
| Yellow-legged Gull (michahellis) Larus michahellis michahellis | 29th Mar 2025 4:19 p.m. | 5 | Baía de Cascais Cascais, Lisboa | Gonçalo Ladeira | |
| Great Black-backed Gull Larus marinus | 8th Feb 2025 1:20 p.m. | 1 | Baía de Cascais Cascais, Lisboa | Javier Pi Vallina | |
| Lesser Black-backed Gull Larus fuscus | 6th Jan 2025 4:42 p.m. | 10 | Baía de Cascais Cascais, Lisboa | Noah Henninger | |
| Yellow-legged/Lesser Black-backed Gull Larus michahellis/fuscus | 8th Mar 2025 4:27 p.m. | 25 | Baía de Cascais Cascais, Lisboa | Bradley Waggoner | |
| white-winged gull sp. Larus sp. (white-winged gull sp.) | 3rd Feb 2025 5:32 p.m. | X | Baía de Cascais Cascais, Lisboa | Andrey Mikhaylov | |
| Sandwich Tern Thalasseus sandvicensis | 22nd Jan 2025 5 p.m. | 15 | Baía de Cascais Cascais, Lisboa | Johanne Boismenu | |
| Great Cormorant Phalacrocorax carbo | 22nd Jan 2025 5 p.m. | 2 | Baía de Cascais Cascais, Lisboa | Johanne Boismenu | |
| Grey Heron Ardea cinerea | 3rd Feb 2025 5:32 p.m. | 2 | Baía de Cascais Cascais, Lisboa | Andrey Mikhaylov | |
| Peregrine Falcon Falco peregrinus | 18th Jun 2025 9:16 a.m. | 1 | Baía de Cascais Cascais, Lisboa | Thea Beckman | |
| Coal Tit Periparus ater | 24th Mar 2025 8 a.m. | 1 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist | |
| Eurasian Crag Martin Ptyonoprogne rupestris | 6th Jan 2025 4:42 p.m. | 4 | Baía de Cascais Cascais, Lisboa | Noah Henninger | |
| Common Chiffchaff Phylloscopus collybita | 22nd Feb 2025 3:35 p.m. | 1 | Baía de Cascais Cascais, Lisboa | João Ferreira da Silva | |
| Eurasian Wren Troglodytes troglodytes | 29th Mar 2025 7:49 a.m. | 1 | Baía de Cascais Cascais, Lisboa | Winston Oneil | |
| Spotless Starling Sturnus unicolor | 24th Mar 2025 8 a.m. | 5 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist | |
| Crested Myna Acridotheres cristatellus | 6th Jan 2025 4:42 p.m. | 2 | Baía de Cascais Cascais, Lisboa | Noah Henninger | |
| Eurasian Blackbird Turdus merula | 24th Mar 2025 8 a.m. | 2 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist | |
| Black Redstart Phoenicurus ochruros | 3rd Feb 2025 5:32 p.m. | 3 | Baía de Cascais Cascais, Lisboa | Andrey Mikhaylov | |
| House Sparrow Passer domesticus | 8th Feb 2025 1:20 p.m. | 12 | Baía de Cascais Cascais, Lisboa | Javier Pi Vallina | |
| Pied Wagtail/White Wagtail Motacilla alba | 24th Mar 2025 8 a.m. | 2 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist | |
| European Greenfinch Chloris chloris | 24th Mar 2025 8 a.m. | 1 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist | |
| European Goldfinch Carduelis carduelis | 24th Mar 2025 8 a.m. | 4 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist | |
| European Serin Serinus serinus | 24th Mar 2025 8 a.m. | 2 | Baía de Cascais Cascais, Lisboa | Madelyn Sundquist |
1, Mallard(Anas platyrhynchos)
10, Red Junglefowl (Domestic type)(Gallus gallus)
X, Rock Dove(Columba livia)
6, Feral Pigeon(Columba livia (Feral Pigeon))
20, Common Woodpigeon(Columba palumbus)
1, Collared Dove(Streptopelia decaocto)
X, Common Swift(Apus apus)
X, Common/Pallid Swift(Apus apus/pallidus)
1, Common Sandpiper(Actitis hypoleucos)
1, Ruddy Turnstone(Arenaria interpres)
3, Sanderling(Calidris alba)
2, Purple Sandpiper(Calidris maritima)
10, Black-legged Kittiwake(Rissa tridactyla)
10, Black-headed Gull(Chroicocephalus ridibundus)
3, Mediterranean Gull(Ichthyaetus melanocephalus)
1, Common Gull(Larus canus)
1, European Herring Gull(Larus argentatus)
6, Yellow-legged Gull(Larus michahellis)
5, Yellow-legged Gull (michahellis)(Larus michahellis michahellis)
1, Great Black-backed Gull(Larus marinus)
10, Lesser Black-backed Gull(Larus fuscus)
25, Yellow-legged/Lesser Black-backed Gull(Larus michahellis/fuscus)
X, white-winged gull sp.(Larus sp. (white-winged gull sp.))
15, Sandwich Tern(Thalasseus sandvicensis)
2, Great Cormorant(Phalacrocorax carbo)
2, Grey Heron(Ardea cinerea)
1, Peregrine Falcon(Falco peregrinus)
4, Eurasian Crag Martin(Ptyonoprogne rupestris)
1, Common Chiffchaff(Phylloscopus collybita)
1, Eurasian Wren(Troglodytes troglodytes)
5, Spotless Starling(Sturnus unicolor)
2, Crested Myna(Acridotheres cristatellus)
2, Eurasian Blackbird(Turdus merula)
3, Black Redstart(Phoenicurus ochruros)
12, House Sparrow(Passer domesticus)
2, Pied Wagtail/White Wagtail(Motacilla alba)
1, European Greenfinch(Chloris chloris)
4, European Goldfinch(Carduelis carduelis)
2, European Serin(Serinus serinus)