COPO at De Wieden
Aythya ferina · Overijssel
- counts at this location
- 3,758
- best month
- January
- period
- 2005-2026
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
- VeluwerandmerenFlevoland2,153,581 GBIF counts
- OostvaardersplassenFlevoland504,348 GBIF counts
- GrevelingenZeeland141,418 GBIF counts
- Markermeer & IJmeerNoord-Holland128,221 GBIF counts
- Kennemerland-ZuidNoord-Holland123,104 GBIF counts
- OosterscheldeZeeland120,321 GBIF counts
- IJsselmeerFriesland108,893 GBIF counts
- NoordzeekustzoneNoord-Holland70,688 GBIF counts
- BiesboschNoord-Brabant53,763 GBIF counts
- WaddenzeeFriesland42,040 GBIF counts
- Noordhollands DuinreservaatNoord-Holland34,997 GBIF counts
- LauwersmeerGroningen32,630 GBIF counts
Other birds at this location
- Greater White-fronted GooseAnser albifrons47,103 GBIF counts
- COSTSturnus vulgaris32,127 GBIF counts
- Domesticated GeeseAnser anser28,143 GBIF counts
- Green PloverVanellus vanellus11,782 GBIF counts
- Mute SwanCygnus olor9,779 GBIF counts
- MallardAnas platyrhynchos9,288 GBIF counts
- Tufted DuckAythya fuligula7,320 GBIF counts
- Black ShagPhalacrocorax carbo6,729 GBIF counts
- Black CootFulica atra6,383 GBIF counts
- Black-headed GullChroicocephalus ridibundus6,271 GBIF counts
- GadwallMareca strepera5,573 GBIF counts
- RookCorvus frugilegus3,843 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.