Portugal Ramsar wetland
Pateira de Fermentelos Lake and Águeda and Cértima Valleys
151 bird species recorded; the most from April to May and in August.
Vitor Oliveira from Torres Vedras, PORTUGAL · CC BY-SA 2.0
This month here
90 species in January.81 species in February.90 species in March.97 species in April.102 species in May.86 species in June.81 species in July.94 species in August.87 species in September.79 species in October.73 species in November.84 species in December.
The birds you are most likely to see in the month you choose, those that come for the season first. It opens on today's month.
































































































































































































































































































- Resident all year
- Summer visitor comes to breed
- Winter visitor comes for the winter
- Passage migrant in spring and autumn
In numbers
151 species, counted.
Our own rating, from the records only: species (50 points), threatened species (20), migrants (20) and protected status — Ramsar, IBA, SPA, observatory (10).
- 151Speciesrecorded more than once
- 66Migrantssummer, winter or passage visitors
- 2ThreatenedVulnerable, Endangered or Critically Endangered (IUCN)
- 24,830Recordsopen records within 6 km
- 10Raptors
- 3Owls
- 9Waders
- 12Gulls & seabirds
- 9Ducks & geese
- 11Herons, ibises & grebes
- 1Storks & cranes
- 1Flamingos
- 72Songbirds
- 23Other birds
From open records (eBird and others, through GBIF, licensed for any use). More birdwatchers mean more records: a quiet place may have more birds than it shows.
The checklist
All 151 species.
By group, with the year in twelve cells: the darker the cell, the more often the bird is recorded that month.
Raptors10 species
- Black KiteMilvus migrans
- Common BuzzardButeo buteo
- Western Marsh HarrierCircus aeruginosus
- Booted eagleHieraaetus pennatus
- OspreyPandion haliaetus
- Eurasian SparrowhawkAccipiter nisus
- Common KestrelFalco tinnunculus
- European Honey-buzzardPernis apivorus
- Black-winged KiteElanus caeruleus
- Peregrine FalconFalco peregrinus
Owls3 species
- Little OwlAthene noctua
- Western Barn OwlTyto alba
- Short-eared OwlAsio flammeus
Waders9 species
- Black-winged StiltHimantopus himantopus
- Common SnipeGallinago gallinago
- Common SandpiperActitis hypoleucos
- Green SandpiperTringa ochropus
- Eurasian WhimbrelNumenius phaeopus
- Northern LapwingVanellus vanellusNT
- RedshankTringa totanus
- Wood SandpiperTringa glareola
- DunlinCalidris alpinaNT
Gulls & seabirds12 species
- Lesser Black-backed GullLarus fuscus
- Black-headed GullChroicocephalus ridibundus
- Yellow-legged GullLarus michahellis
- Black TernChlidonias niger
- Mediterranean GullIchthyaetus melanocephalus
- Common GullLarus canus
- European Herring GullLarus argentatus
- Whiskered TernChlidonias hybrida
- Great Black-backed GullLarus marinus
- Pontic gullLarus cachinnans
- Little TernSternula albifrons
- Audouin's GullIchthyaetus audouinii
Ducks & geese9 species
- MallardAnas platyrhynchos
- Tufted DuckAythya fuligula
- Northern ShovelerSpatula clypeata
- Cairina moschataCairina moschata
- Egyptian GooseAlopochen aegyptiaca
- Eurasian TealAnas crecca
- GadwallMareca strepera
- Red-crested pochardNetta rufina
- Mandarin DuckAix galericulata
Herons, ibises & grebes11 species
- Little EgretEgretta garzetta
- Purple heronArdea purpurea
- Grey HeronArdea cinerea
- Great CormorantPhalacrocorax carbo
- Great White EgretArdea alba
- Glossy IbisPlegadis falcinellus
- Western Cattle EgretBubulcus ibis
- Little GrebeTachybaptus ruficollis
- Black-crowned Night-HeronNycticorax nycticorax
- Eurasian SpoonbillPlatalea leucorodia
- Squacco HeronArdeola ralloides
Storks & cranes1 species
- White StorkCiconia ciconia
Flamingos1 species
- Greater FlamingoPhoenicopterus roseus
Songbirds72 species
- Eurasian Reed WarblerAcrocephalus scirpaceus
- Eurasian BlackbirdTurdus merula
- Carrion CrowCorvus corone
- House SparrowPasser domesticus
- European RobinErithacus rubecula
- White WagtailMotacilla alba
- European GreenfinchChloris chloris
- Great titParus major
- European SerinSerinus serinus
- BlackcapSylvia atricapilla
- Eurasian ChaffinchFringilla coelebs
- Eurasian WrenTroglodytes troglodytes
- Eurasian Blue TitCyanistes caeruleus
- Cetti's WarblerCettia cetti
- Barn swallowHirundo rustica
- Spotless StarlingSturnus unicolor
- Eurasian JayGarrulus glandarius
- Black RedstartPhoenicurus ochruros
- Common ChiffchaffPhylloscopus collybita
- Common House MartinDelichon urbicum
- Zitting CisticolaCisticola juncidis
- Sardinian WarblerCurruca melanocephala
- European GoldfinchCarduelis carduelis
- Coal TitPeriparus ater
- Common WaxbillEstrilda astrild
- Short-toed treecreeperCerthia brachydactyla
- Song ThrushTurdus philomelos
- Willow WarblerPhylloscopus trochilus
- Sand MartinRiparia riparia
- Meadow PipitAnthus pratensis
- Common LinnetLinaria cannabina
- Savi's WarblerLocustella luscinioides
- European StonechatSaxicola rubicola
- Eurasian MagpiePica pica
- Grey WagtailMotacilla cinerea
- Eurasian Tree SparrowPasser montanus
- Eurasian Crag MartinPtyonoprogne rupestris
- Eurasian SiskinSpinus spinus
- Common FirecrestRegulus ignicapilla
- European Pied FlycatcherFicedula hypoleuca
- Sedge WarblerAcrocephalus schoenobaenus
- BluethroatLuscinia svecica
- Western Yellow WagtailMotacilla flava
- Mistle ThrushTurdus viscivorus
- Tree PipitAnthus trivialis
- Melodious WarblerHippolais polyglotta
- Iberian ChiffchaffPhylloscopus ibericus
- WoodlarkLullula arborea
- Spotted FlycatcherMuscicapa striata
- BramblingFringilla montifringilla
- Sardinian WarblerSylvia melanocephala
- Common NightingaleLuscinia megarhynchos
- Great Reed WarblerAcrocephalus arundinaceus
- Common Grasshopper WarblerLocustella naevia
- SkylarkAlauda arvensis
- European Crested TitLophophanes cristatus
- RedwingTurdus iliacus
- Common Reed BuntingEmberiza schoeniclus
- Common StarlingSturnus vulgaris
- Yellow-crowned BishopEuplectes afer
- Cirl BuntingEmberiza cirlus
- Eurasian NuthatchSitta europaea
- Water PipitAnthus spinoletta
- BullfinchPyrrhula pyrrhula
- Iberian Grey ShrikeLanius meridionalisVU
- African StonechatSaxicola torquatus
- WhitethroatSylvia communis
- Corn BuntingEmberiza calandra
- Woodchat ShrikeLanius senatorNT
- Dartford WarblerSylvia undata
- DunnockPrunella modularis
- Little BuntingEmberiza pusilla
Other birds23 species
- Eurasian Collared DoveStreptopelia decaocto
- Rock DoveColumba livia
- Common KingfisherAlcedo atthis
- Common MoorhenGallinula chloropus
- CootFulica atra
- Common Wood PigeonColumba palumbus
- European SwiftApus apus
- Great Spotted WoodpeckerDendrocopos major
- European Water RailRallus aquaticus
- Picus sharpeiPicus sharpei
- Pallid SwiftApus pallidus
- Lesser Spotted WoodpeckerDryobates minor
- Common CuckooCuculus canorus
- Eurasian HoopoeUpupa epops
- Western SwamphenPorphyrio porphyrio
- European Turtle DoveStreptopelia turturVU
- Red-legged PartridgeAlectoris rufaNT
- WryneckJynx torquilla
- Bee-eaterMerops apiaster
- Common PheasantPhasianus colchicus
- Great spotted cuckooClamator glandarius
- European NightjarCaprimulgus europaeus
- Common QuailCoturnix coturnix
Monthly presence relative to all bird records that month, so a busy month does not inflate every species.
When to go
The most species from April to May and in August.
Species recorded in each month, with the usual temperature and rain.
- Jan13°/7°126 mm
- Feb14°/7°89 mm
- Mar16°/8°97 mm
- Apr18°/10°87 mm
- May21°/12°58 mm
- Jun24°/15°28 mm
- Jul26°/16°11 mm
- Aug26°/16°18 mm
- Sep25°/15°47 mm
- Oct21°/13°127 mm
- Nov16°/10°132 mm
- Dec14°/8°110 mm
- Bar: species recorded that month.
- Temperature: average maximum / minimum (NASA, 1991–2020).
- Rain: monthly total.
The place
Pateira de Fermentelos Lake and Águeda and Cértima Valleys.
Protected area in Portugal
Pateira de Fermentelos Lake and Águeda and Cértima Valleys is a wetland of international importance (Ramsar) in Portugal.
151 bird species have been recorded here more than once, in 24,830 open records.
The most recorded are the Lesser Black-backed Gull, the Eurasian Reed Warbler and the Eurasian Blackbird.
41 species come for the summer, 24 for the winter and 1 only pass through.
2 are threatened worldwide, including European Turtle Dove and Iberian Grey Shrike.
The most species are recorded from April to May and in August.

Get there and watch
- Official informationAccess, hours and rules from those who manage the place.Official site↗
- Parque de Campismo de Aguada de Baixocampsite · 9.2 km · 3 within 10 km
- Estalagem da Pateiraplace to stay · 0.4 km · 19 within 10 km
- Oiãnearest town · 4.1 km in a straight line
- Aerodromo Goncalves Lobato (Viseu Airport) (VSE)nearest airport with scheduled flights · 55 km in a straight lineCar hire at OPO airport (Porto)Discover Cars · sponsored link↗
Plan the visit
A guided walk, a bed nearby, a car.
Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.
From above
The place and its surroundings.
The satellite image of the 6 × 6 km around the place, with the bird hides, towers and trails that OpenStreetMap shows.

Around, in OpenStreetMap
- 2bird hides within 6 kmObservatório de Aves Cepo Mouro
- 1marked trails within 4 kmDa Pateira ao Águeda
- 1visitor centres within 6 kmPosto de Turismo
- 4viewpoints within 5 kmMiradouro de Fermentelos, Miradouro da Curva do Simão, Varanda de Pilatos and 1 more
- 21car parks within 3 km
- 15restaurants and cafés within 3 km
- 3campsites within 10 kmParque de Campismo de Aguada de Baixo
- 19places to stay within 10 kmEstalagem da Pateira, Residencial Ferpenta, Quinta do Louredo and 16 more
- observation towers within 6 km
Counted in OpenStreetMap, the map anyone can edit. A low number may just mean nobody has mapped it yet.
In our other atlases
Around Pateira de Fermentelos Lake and Águeda and Cértima Valleys.
The lakes, beaches, islands, rivers and mountains around this place, and its night sky, in the family's atlases.
Figures from the sister sites' databases (Wikidata, HydroATLAS, GeoNames, OpenStreetMap). Links open when each site is online.
Photographs
The place, as people saw it.



Where these figures come from
| Name and type | Wikidata (Q63378382) · CC0 |
|---|---|
| Birds | 24,830 open bird records within 6 km (GBIF, CC0 and CC BY 4.0 only; mostly eBird, Cornell Lab of Ornithology) |
| See these records | gbif.org |
| Species | GBIF Backbone Taxonomy · CC BY 4.0; Wikidata (CC0); Wikimedia Commons |
| Altitude | Copernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA |
| Temperature and rain | NASA POWER (CERES SYN1deg, 2001–2020; MERRA-2) |
| What is around | © OpenStreetMap contributors · ODbL |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
| Sister atlases | Peakyas, Lakeyas |
Every figure is an average, an estimate or a count from a public dataset. Licences and methods: data sources.
The family
Do you prefer beaches, lakes, mountains, waterfalls, islands, rivers, canyons, caves, dark skies, viewpoints, birdwatching or forests?
Same idea, other landscapes: field atlases built on open data, in seven languages.



