Gadwall at Polder Westzaan
Mareca strepera · Noord-Holland
- counts at this location
- 61
- best month
- May
- period
- 2012-2023
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
- BiesboschNoord-Brabant1,824,827 GBIF counts
- LauwersmeerGroningen268,151 GBIF counts
- OostvaardersplassenFlevoland238,542 GBIF counts
- OosterscheldeZeeland144,162 GBIF counts
- RijntakkenGelderland138,816 GBIF counts
- GrevelingenZeeland98,502 GBIF counts
- Krammer-VolkerakZuid-Holland92,912 GBIF counts
- ArkemheenGelderland78,625 GBIF counts
- IJsselmeerFriesland75,918 GBIF counts
- Hollands DiepNoord-Brabant66,263 GBIF counts
- WaddenzeeFriesland63,869 GBIF counts
- VeluwerandmerenFlevoland53,834 GBIF counts
Other birds at this location
- Domesticated GeeseAnser anser6,358 GBIF counts
- Black CootFulica atra1,112 GBIF counts
- MallardAnas platyrhynchos520 GBIF counts
- COSTSturnus vulgaris747 GBIF counts
- Black-headed GullChroicocephalus ridibundus438 GBIF counts
- BuzzardButeo buteo71 GBIF counts
- Common House SparrowPasser domesticus146 GBIF counts
- European Herring GullLarus argentatus236 GBIF counts
- Carrion CrowCorvus corone217 GBIF counts
- Green PloverVanellus vanellus190 GBIF counts
- Common Wood PigeonColumba palumbus139 GBIF counts
- Common JackdawColoeus monedula135 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.