Uncommon Birds in Gwynedd
Our list for Gwynedd has 66 uncommon birds recorded regularly there: 11 residents, 14 summer visitors, 5 winter visitors, 27 passage migrants and 9 scarce visitors
Most likely in October
GBIF · Oct
Share of all bird records in Gwynedd in October, 2019–2024. Each month links to that month’s page.
All 66, most common first
Eurasian WoodcockScolopax rusticolaPassage migrantUncommon33–38 cmRegularly Nov–Mar
Tufted DuckAythya fuligulaWinter visitorUncommon40–47 cmRegularly May–Feb
Atlantic PuffinFratercula arcticaSummer visitorUncommon28–34 cmRegularly Apr–Aug
Stock DoveColumba oenasSummer visitorUncommon32–34 cmRegularly Mar–Sep
Great White EgretArdea albaResidentUncommon80–104 cmRegularly Jun
European Green WoodpeckerPicus viridisSummer visitorUncommon30–36 cmRegularly Mar–Dec
BramblingFringilla montifringillaPassage migrantUncommon14–16 cmRegularly Oct
Water RailRallus aquaticusPassage migrantUncommon23–28 cmRegularly Nov
Horned GrebePodiceps auritusPassage migrantUncommon31–38 cmRegularly Jan–Feb
Great SkuaStercorarius skuaPassage migrantUncommon50–58 cmRegularly Sep–Oct
GadwallMareca streperaScarceUncommon46–56 cm
Greater ScaupAythya marilaPassage migrantUncommon39–56 cmRegularly Nov
Whooper SwanCygnus cygnusPassage migrantUncommon140–165 cmRegularly Oct–Mar
YellowhammerEmberiza citrinellaSummer visitorUncommon16–17 cmRegularly Mar–Jul
MerlinFalco columbariusPassage migrantUncommon24–33 cmRegularly Sep–Apr
Common Reed-warblerAcrocephalus scirpaceusSummer visitorUncommon13–14 cmRegularly Apr–Jul
European Storm-petrelHydrobates pelagicusPassage migrantUncommon14–18 cmRegularly Aug
Purple SandpiperCalidris maritimaPassage migrantUncommon20–22 cmRegularly Apr–Jan
Pomarine JaegerStercorarius pomarinusPassage migrantUncommon46–51 cmRegularly Aug–Sep
FirecrestRegulus ignicapillaScarceUncommon9–10 cm
Grey PloverPluvialis squatarolaPassage migrantUncommon27–30 cmRegularly Oct–Mar
Black RedstartPhoenicurus ochrurosPassage migrantUncommon13–15 cmRegularly Jan
CootFulica atraResidentUncommon36–42 cmRegularly Nov–Jul
Data: EOD – eBird Observation Dataset (Cornell Lab of Ornithology), accessed via GBIF.org, CC BY 4.0. Records from 2019–2024, aggregated and filtered by Birdfact. How these lists are made