Birds to See in Hertfordshire in September
119 bird species on our list for Hertfordshire are recorded regularly in September
Of these, the most often recorded are Woodpigeon, European Robin, Blue Tit, Magpie and Jackdaw. New this month: Eurasian Siskin, Stonechat, Golden Plover and Northern Pintail and 1 more.
On the move in September
GBIF · SepArriving
At their peak
From Hertfordshire’s bird records, 2019–2024: arriving birds are regular this month but not last; leaving birds are regular this month but not next.
Other months
All 119 birds in September
119 birds
WoodpigeonColumba palumbusResidentCommon40–42 cmRecorded all year · 4.35% in Sep
European RobinErithacus rubeculaResidentCommon13–14 cmRecorded all year · 3.86% in Sep
Blue TitCyanistes caeruleusResidentCommon11–12 cmRecorded all year · 3.53% in Sep
MagpiePica picaResidentCommon44–46 cmRecorded all year · 3.30% in Sep
JackdawColoeus monedulaResidentCommon34–39 cmRecorded all year · 3.18% in Sep
Great TitParus majorResidentCommonRecorded all year · 3.05% in Sep
Carrion CrowCorvus coroneResidentCommon45–47 cmRecorded all year · 2.93% in Sep
European GoldfinchCarduelis carduelisResidentCommon12–13 cmRecorded all year · 2.32% in Sep
ChiffchaffPhylloscopus collybitaSummer visitorCommon10–12 cmRecorded all year · 2.09% in Sep
Eurasian WrenTroglodytes troglodytesResidentCommon9–10 cmRecorded all year · 2.02% in Sep
Common StarlingSturnus vulgarisResidentCommon21–23 cmRecorded all year · 2.00% in Sep
BlackbirdTurdus merulaResidentCommon24–25 cmRecorded all year · 1.99% in Sep
Black-headed GullChroicocephalus ridibundusResidentCommon38–44 cmRecorded all year · 1.97% in Sep
DunnockPrunella modularisResidentCommon14–15 cmRecorded all year · 1.97% in Sep
Red KiteMilvus milvusResidentCommon60–66 cmRecorded all year · 1.87% in Sep
Lesser Black-backed GullLarus fuscusResidentCommon52–64 cmRecorded all year · 1.84% in Sep
MoorhenGallinula chloropusResidentCommon30–38 cmRecorded all year · 1.76% in Sep
MallardAnas platyrhynchosResidentCommon50–65 cmRecorded all year · 1.72% in Sep
Rock DoveColumba liviaResidentCommon29–37 cmRecorded all year · 1.65% in Sep
Eurasian Collared DoveStreptopelia decaoctoResidentCommon30–32 cmRecorded all year · 1.58% in Sep
Eurasian JayGarrulus glandariusResidentCommon32–35 cmRecorded all year · 1.56% in Sep
CootFulica atraResidentCommon36–42 cmRecorded all year · 1.56% in Sep
Long-tailed TitAegithalos caudatusResidentCommon13–16 cmRecorded all year · 1.55% in Sep
Stock DoveColumba oenasResidentCommon32–34 cmRecorded all year · 1.45% in Sep
BuzzardButeo buteoResidentCommon51–57 cmRecorded all year · 1.45% in Sep
Grey HeronArdea cinereaResidentCommon90–98 cmRecorded all year · 1.43% in Sep
Canada GooseBranta canadensisResidentCommon76–110 cmRecorded all year · 1.42% in Sep
Mute SwanCygnus olorResidentCommon140–160 cmRecorded all year · 1.35% in Sep
RookCorvus frugilegusResidentCommon45–47 cmRecorded all year · 1.31% in Sep
Great CormorantPhalacrocorax carboResidentCommon80–100 cmRecorded all year · 1.30% in Sep
Great Spotted WoodpeckerDendrocopos majorResidentCommon23–26 cmRecorded all year · 1.25% in Sep
Tufted DuckAythya fuligulaResidentCommon40–47 cmRecorded all year · 1.17% in Sep
Great Crested GrebePodiceps cristatusResidentCommon46–51 cmRecorded all year · 1.16% in Sep
Rose-ringed ParakeetPsittacula krameriResidentCommon38–42 cmRecorded all year · 1.15% in Sep
Barn SwallowHirundo rusticaSummer visitorCommon17–19 cmRegularly Apr–Oct · 1.10% in Sep
GadwallMareca streperaResidentCommon46–56 cmRecorded all year · 1.07% in Sep
House SparrowPasser domesticusResidentCommon14–17 cmRecorded all year · 1.07% in Sep
ChaffinchFringilla coelebsResidentCommon14–16 cmRecorded all year · 1.00% in Sep
Eurasian TealAnas creccaWinter visitorCommon34–38 cmRecorded all year · 0.98% in Sep
European Green WoodpeckerPicus viridisResidentCommon30–36 cmRecorded all year · 0.97% in Sep
Little EgretEgretta garzettaResidentCommon55–65 cmRecorded all year · 0.95% in Sep
Northern ShovelerSpatula clypeataWinter visitorCommon44–51 cmRecorded all year · 0.95% in Sep
European Herring GullLarus argentatusResidentCommon55–67 cmRecorded all year · 0.93% in Sep
Greylag GooseAnser anserResidentCommon75–90 cmRecorded all year · 0.90% in Sep
BlackcapSylvia atricapillaSummer visitorCommon13–15 cmRegularly Jan–Oct · 0.88% in Sep
KestrelFalco tinnunculusResidentCommon32–39 cmRecorded all year · 0.86% in Sep
Coal TitPeriparus aterResidentCommon10–12 cmRecorded all year · 0.83% in Sep
Pied WagtailMotacilla albaResidentCommon17–19 cmRecorded all year · 0.83% in Sep
PochardAythya ferinaResidentCommon42–49 cmRecorded all year · 0.82% in Sep
Meadow PipitAnthus pratensisWinter visitorCommon14–15 cmRecorded all year · 0.82% in Sep
House MartinDelichon urbicumSummer visitorCommon13–15 cmRegularly Apr–Oct · 0.81% in Sep
GreenfinchChloris chlorisResidentCommon15–16 cmRecorded all year · 0.80% in Sep
Northern LapwingVanellus vanellusResidentCommon28–31 cmRecorded all year · 0.80% in Sep
GoldcrestRegulus regulusResidentCommon9–10 cmRecorded all year · 0.74% in Sep
Cetti's WarblerCettia cettiResidentCommon13–14 cmRecorded all year · 0.71% in Sep
Eurasian NuthatchSitta europaeaResidentCommon12–15 cmRecorded all year · 0.67% in Sep
Little GrebeTachybaptus ruficollisResidentCommon23–29 cmRecorded all year · 0.67% in Sep
Grey WagtailMotacilla cinereaResidentCommon17–20 cmRecorded all year · 0.65% in Sep
Common KingfisherAlcedo atthisResidentCommon16–17 cmRecorded all year · 0.62% in Sep
LinnetLinaria cannabinaResidentCommon13–14 cmRecorded all year · 0.59% in Sep
SparrowhawkAccipiter nisusResidentCommon28–38 cmRecorded all year · 0.58% in Sep
Common PheasantPhasianus colchicusResidentCommon50–90 cmRecorded all year · 0.51% in Sep
Common SnipeGallinago gallinagoWinter visitorCommon25–27 cmRegularly Aug–May · 0.51% in Sep
Song ThrushTurdus philomelosResidentCommon20–23 cmRecorded all year · 0.50% in Sep
Egyptian GooseAlopochen aegyptiacaResidentCommon63–73 cmRecorded all year · 0.47% in Sep
Eurasian WigeonMareca penelopeWinter visitorCommon42–51 cmRegularly Aug–Apr · 0.46% in Sep
HobbyFalco subbuteoSummer visitorUncommon28–35 cmRegularly Apr–Oct · 0.45% in Sep
Common SandpiperActitis hypoleucosPassage migrantCommon18–20 cmRegularly Apr–Oct · 0.42% in Sep
Green SandpiperTringa ochropusWinter visitorCommon21–24 cmRegularly Jun–Apr · 0.35% in Sep
Eurasian SkylarkAlauda arvensisResidentCommon16–18 cmRecorded all year · 0.33% in Sep
YellowhammerEmberiza citrinellaResidentCommon16–17 cmRecorded all year · 0.30% in Sep
Reed BuntingEmberiza schoeniclusResidentCommon14–16 cmRecorded all year · 0.30% in Sep
Common RavenCorvus coraxResidentUncommon54–67 cmRecorded all year · 0.29% in Sep
Mistle ThrushTurdus viscivorusResidentCommon26–29 cmRecorded all year · 0.27% in Sep
TreecreeperCerthia familiarisResidentUncommon12–14 cmRecorded all year · 0.26% in Sep
Common GullLarus canusWinter visitorCommon40–46 cmRegularly Aug–Apr · 0.24% in Sep
Yellow WagtailMotacilla flavaSummer visitorUncommon15–17 cmRegularly Apr–Sep · 0.23% in Sep
WhitethroatCurruca communisSummer visitorCommon13–15 cmRegularly Apr–Sep · 0.19% in Sep
Red-crested PochardNetta rufinaResidentUncommon53–57 cmRecorded all year · 0.18% in Sep
Common SwiftApus apusSummer visitorCommon16–17 cmRegularly Apr–Sep · 0.18% in Sep
Common Reed-warblerAcrocephalus scirpaceusSummer visitorCommon13–14 cmRegularly Apr–Sep · 0.17% in Sep
Willow WarblerPhylloscopus trochilusSummer visitorUncommon11–13 cmRegularly Apr–Sep · 0.17% in Sep
Water RailRallus aquaticusWinter visitorCommon23–28 cmRecorded all year · 0.16% in Sep
Sand MartinRiparia ripariaSummer visitorCommon12–14 cmRegularly Mar–Sep · 0.14% in Sep
Tawny OwlStrix alucoResidentUncommon37–43 cmRecorded all year · 0.14% in Sep
WhinchatSaxicola rubetraPassage migrantUncommon12–14 cmRegularly Apr–Sep · 0.13% in Sep
Red-legged PartridgeAlectoris rufaResidentUncommon32–34 cmRecorded all year · 0.12% in Sep
Eurasian SiskinSpinus spinusWinter visitorCommon11–13 cmRegularly Sep–Apr · 0.12% in Sep
BullfinchPyrrhula pyrrhulaResidentUncommon15–17 cmRecorded all year · 0.10% in Sep
Great White EgretArdea albaWinter visitorUncommon80–104 cmRegularly Aug–Mar · 0.10% in Sep
Peregrine FalconFalco peregrinusResidentUncommon34–58 cmRecorded all year · 0.10% in Sep
StonechatSaxicola rubicolaWinter visitorUncommon12–13 cmRegularly Sep–Mar · 0.10% in Sep
Spotted FlycatcherMuscicapa striataSummer visitorUncommon14–16 cmRegularly May–Sep · 0.09% in Sep
Yellow-legged GullLarus michahellisWinter visitorUncommon52–68 cmRecorded all year · 0.06% in Sep
GarganeySpatula querquedulaSummer visitorUncommon37–41 cmRegularly Apr–Oct · 0.06% in Sep
WheatearOenanthe oenanthePassage migrantUncommon15–16 cmRegularly Mar–Sep · 0.05% in Sep
Great Black-backed GullLarus marinusWinter visitorUncommon64–79 cmRegularly Jul–Apr · 0.05% in Sep
Lesser WhitethroatCurruca currucaSummer visitorUncommon11–13 cmRegularly Apr–Sep · 0.05% in Sep
Mandarin DuckAix galericulataSummer visitorUncommon41–49 cmRecorded all year · 0.05% in Sep
Sedge WarblerAcrocephalus schoenobaenusSummer visitorCommon12–13 cmRegularly Apr–Sep · 0.05% in Sep
GreenshankTringa nebulariaPassage migrantUncommon30–35 cmRegularly Apr–Sep · 0.05% in Sep
Marsh TitPoecile palustrisWinter visitorUncommon12–13 cmRecorded all year · 0.05% in Sep
Northern PintailAnas acutaWinter visitorRare59–76 cmRegularly Sep–Jun · 0.04% in Sep
Corn BuntingEmberiza calandraResidentUncommon16–19 cmRecorded all year · 0.04% in Sep
OspreyPandion haliaetusPassage migrantRare54–58 cmRegularly Apr–Sep · 0.04% in Sep
Barn OwlTyto albaResidentUncommon33–39 cmRecorded all year · 0.03% in Sep
Little OwlAthene noctuaResidentUncommon21–23 cmRecorded all year · 0.03% in Sep
Grey PartridgePerdix perdixResidentUncommon28–32 cmRecorded all year · 0.03% in Sep
DunlinCalidris alpinaResidentRare16–22 cmRegularly Mar–Nov · 0.03% in Sep
Ringed PloverCharadrius hiaticulaPassage migrantUncommon17–19 cmRegularly Apr–Sep · 0.03% in Sep
Western Marsh-harrierCircus aeruginosusSummer visitorUncommon48–56 cmRegularly Mar–Oct · 0.03% in Sep
Common RedstartPhoenicurus phoenicurusPassage migrantUncommon13–15 cmRegularly Apr–Sep · 0.03% in Sep
RuffCalidris pugnaxPassage migrantRare20–32 cmRegularly Aug–Sep · 0.03% in Sep
Indian PeafowlPavo cristatusResidentRare86–230 cmRegularly Aug–Mar · 0.02% in Sep
Eurasian Tree SparrowPasser montanusWinter visitorRare13–14 cmRegularly Aug–Jun · 0.02% in Sep
Barnacle GooseBranta leucopsisWinter visitorUncommon58–70 cmRegularly Jul–May · 0.01% in Sep
European Pied FlycatcherFicedula hypoleucaPassage migrantRare12–14 cmRegularly Aug–Sep · 0.01% in Sep
FirecrestRegulus ignicapillaWinter visitorRare9–10 cmRegularly Sep–Jun · 0.01% in Sep
Golden PloverPluvialis apricariaWinter visitorUncommon26–29 cmRegularly Sep–Apr · 0.01% in Sep
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