Willow Warbler at Boezems Kinderdijk
Phylloscopus trochilus · Zuid-Holland
- counts at this location
- 13
- best month
- April
- period
- 2009-2024
Only bird-location combinations reported in at least 3 calendar months and with at least 5 combined counts are included.
Monthly pattern
Monthly totals
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sept
Oct
Nov
Dec
Other locations for this bird
- Noordhollands DuinreservaatNoord-Holland20,090 GBIF counts
- WaddenzeeFriesland13,235 GBIF counts
- Meijendel & BerkheideZuid-Holland10,276 GBIF counts
- BiesboschNoord-Brabant9,272 GBIF counts
- VoordeltaZeeland4,074 GBIF counts
- GrevelingenZeeland1,837 GBIF counts
- Westerschelde & SaeftingheZeeland1,742 GBIF counts
- IJsselmeerFriesland1,626 GBIF counts
- Duinen AmelandFriesland1,469 GBIF counts
- Kennemerland-ZuidNoord-Holland23,588 GBIF counts
- OostvaardersplassenFlevoland7,261 GBIF counts
- VeluweGelderland5,129 GBIF counts
Other birds at this location
- Domesticated GeeseAnser anser11,169 GBIF counts
- Black CootFulica atra4,214 GBIF counts
- COSTSturnus vulgaris3,456 GBIF counts
- Canada GooseBranta canadensis3,079 GBIF counts
- MallardAnas platyrhynchos3,002 GBIF counts
- Black-headed GullChroicocephalus ridibundus2,516 GBIF counts
- Common JackdawColoeus monedula1,979 GBIF counts
- Common House SparrowPasser domesticus1,298 GBIF counts
- Green PloverVanellus vanellus1,233 GBIF counts
- Crested GrebePodiceps cristatus1,190 GBIF counts
- Barnacle GooseBranta leucopsis1,028 GBIF counts
- Black ShagPhalacrocorax carbo883 GBIF counts
Data source
Counts are aggregated from open observation data supplied through GBIF. They indicate historical reporting patterns, not guaranteed current presence. Last processed: 28 July 2026.