EUMH at Zwanenwater & Pettemerduinen
Circus aeruginosus · Noord-Holland
- counts at this location
- 111
- best month
- April
- period
- 1977-2025
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-Brabant20,771 GBIF counts
- NoordzeekustzoneNoord-Holland16,215 GBIF counts
- WaddenzeeFriesland15,829 GBIF counts
- LauwersmeerGroningen12,264 GBIF counts
- OostvaardersplassenFlevoland10,447 GBIF counts
- GrevelingenZeeland10,101 GBIF counts
- OosterscheldeZeeland5,736 GBIF counts
- Westerschelde & SaeftingheZeeland5,319 GBIF counts
- Oostelijke VechtplassenNoord-Holland4,381 GBIF counts
- Duinen AmelandFriesland3,365 GBIF counts
- VoordeltaZeeland3,105 GBIF counts
- Drentsche Aa-gebiedDrenthe2,935 GBIF counts
Other birds at this location
- COSTSturnus vulgaris103,224 GBIF counts
- Black ShagPhalacrocorax carbo6,932 GBIF counts
- Domesticated GeeseAnser anser3,997 GBIF counts
- Northern ShovelerSpatula clypeata2,840 GBIF counts
- Eurasian OystercatcherHaematopus ostralegus1,604 GBIF counts
- European Herring GullLarus argentatus1,553 GBIF counts
- Tufted DuckAythya fuligula1,263 GBIF counts
- MallardAnas platyrhynchos1,230 GBIF counts
- Black-headed GullChroicocephalus ridibundus1,153 GBIF counts
- ChiffchaffPhylloscopus collybita776 GBIF counts
- COPOAythya ferina756 GBIF counts
- Black CootFulica atra692 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.