| # | Species, Forms, etc. | First seen | Count | Location | Observer | Checklist |
|---|---|---|---|---|---|---|
| 1 | Muscovy Duck (Domestic type) Cairina moschata | 31st Mar 2025 8:18 a.m. | 7 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 2 | Mallard Anas platyrhynchos | 12th May 2025 8:52 a.m. | 3 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 3 | Feral Pigeon Columba livia (Feral Pigeon) | 31st Mar 2025 8:18 a.m. | 11 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 4 | Common Woodpigeon Columba palumbus | 31st Mar 2025 8:18 a.m. | 1 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 5 | Collared Dove Streptopelia decaocto | 31st Mar 2025 8:18 a.m. | 3 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 6 | Common Swift Apus apus | 12th May 2025 8:52 a.m. | 10 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 7 | Pallid Swift Apus pallidus | 31st Mar 2025 8:18 a.m. | 1 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 8 | Common/Pallid Swift Apus apus/pallidus | 31st Mar 2025 8:18 a.m. | 10 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 9 | Common Moorhen Gallinula chloropus | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 10 | Great Cormorant Phalacrocorax carbo | 31st Mar 2025 8:18 a.m. | 4 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 11 | Common Kingfisher Alcedo atthis | 31st Mar 2025 8:18 a.m. | 1 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 12 | Eurasian Jay Garrulus glandarius | 31st Mar 2025 8:18 a.m. | 4 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 13 | Common Magpie Pica pica | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 14 | Carrion Crow Corvus corone | 31st Mar 2025 8:18 a.m. | 1 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 15 | Coal Tit Periparus ater | 13th Jun 2025 7:21 a.m. | 1 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 16 | Eurasian Blue Tit Cyanistes caeruleus | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 17 | Great Tit Parus major | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 18 | Zitting Cisticola Cisticola juncidis | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 19 | Melodious Warbler Hippolais polyglotta | 13th Jun 2025 7:21 a.m. | 1 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 20 | Sand Martin Riparia riparia | 12th May 2025 8:52 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 21 | Eurasian Crag Martin Ptyonoprogne rupestris | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 22 | Barn Swallow Hirundo rustica | 12th May 2025 8:52 a.m. | 10 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 23 | Western House Martin Delichon urbicum | 31st Mar 2025 8:18 a.m. | 20 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 24 | Common Chiffchaff Phylloscopus collybita | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 25 | Long-tailed Tit Aegithalos caudatus | 31st Mar 2025 8:18 a.m. | 5 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 26 | Eurasian Blackcap Sylvia atricapilla | 31st Mar 2025 8:18 a.m. | 1 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 27 | Sardinian Warbler Curruca melanocephala | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 28 | Western Subalpine Warbler Curruca iberiae | 31st Mar 2025 8:18 a.m. | 1 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 29 | Common Firecrest Regulus ignicapilla | 13th Jun 2025 7:21 a.m. | 1 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 30 | Short-toed Treecreeper Certhia brachydactyla | 31st Mar 2025 8:18 a.m. | 1 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 31 | Eurasian Wren Troglodytes troglodytes | 31st Mar 2025 8:18 a.m. | 3 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 32 | Spotless Starling Sturnus unicolor | 31st Mar 2025 8:18 a.m. | 4 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 33 | Eurasian Blackbird Turdus merula | 31st Mar 2025 8:18 a.m. | 10 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 34 | European Robin Erithacus rubecula | 31st Mar 2025 8:18 a.m. | 3 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 35 | Black Redstart Phoenicurus ochruros | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 36 | Common Waxbill Estrilda astrild | 31st Mar 2025 8:18 a.m. | 10 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 37 | House Sparrow Passer domesticus | 31st Mar 2025 8:18 a.m. | 13 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 38 | Grey Wagtail Motacilla cinerea | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 39 | Pied Wagtail/White Wagtail Motacilla alba | 31st Mar 2025 8:18 a.m. | 4 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 40 | Common Chaffinch Fringilla coelebs | 31st Mar 2025 8:18 a.m. | 2 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 41 | European Greenfinch Chloris chloris | 31st Mar 2025 8:18 a.m. | 7 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 42 | European Goldfinch Carduelis carduelis | 31st Mar 2025 8:18 a.m. | 4 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 43 | European Serin Serinus serinus | 31st Mar 2025 8:18 a.m. | 3 | Rio Pavia Viseu, Viseu | Luís Novo | |
| 44 | Eurasian Siskin Spinus spinus | 31st Mar 2025 8:18 a.m. | 5 | Rio Pavia Viseu, Viseu | Luís Novo |
7, Muscovy Duck (Domestic type)(Cairina moschata)
31st Mar 2025, 8:18 a.m.
11, Feral Pigeon(Columba livia (Feral Pigeon))
31st Mar 2025, 8:18 a.m.
2, Eurasian Crag Martin(Ptyonoprogne rupestris)
31st Mar 2025, 8:18 a.m.
2, Common Chiffchaff(Phylloscopus collybita)
31st Mar 2025, 8:18 a.m.
1, Western Subalpine Warbler(Curruca iberiae)
31st Mar 2025, 8:18 a.m.
1, Short-toed Treecreeper(Certhia brachydactyla)
31st Mar 2025, 8:18 a.m.
4, Pied Wagtail/White Wagtail(Motacilla alba)
31st Mar 2025, 8:18 a.m.