Where to see COSH
Tadorna tadorna · Monthly patterns and locations based on open observation data.
- locations with data
- 37
- GBIF counts
- 3,158,732
- family
- Anatidae
The strongest months in the historical data are October, September and January.
Monthly pattern
Monthly totals
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sept
Oct
Nov
Dec
Locations with sufficient data
- WaddenzeeFriesland1,533,710 GBIF counts
- BiesboschNoord-Brabant275,258 GBIF counts
- OosterscheldeZeeland230,347 GBIF counts
- LauwersmeerGroningen203,925 GBIF counts
- GrevelingenZeeland167,532 GBIF counts
- Westerschelde & SaeftingheZeeland132,627 GBIF counts
- VoordeltaZeeland94,454 GBIF counts
- NoordzeekustzoneNoord-Holland86,729 GBIF counts
- OostvaardersplassenFlevoland82,324 GBIF counts
- Krammer-VolkerakZuid-Holland63,171 GBIF counts
- IJsselmeerFriesland55,098 GBIF counts
- ArkemheenGelderland22,977 GBIF counts
- Duinen AmelandFriesland22,801 GBIF counts
- Polder ZeevangNoord-Holland21,865 GBIF counts
- Hollands DiepNoord-Brabant18,371 GBIF counts
- Vlakte van de RaanZeeland18,209 GBIF counts
- RijntakkenGelderland17,140 GBIF counts
- Oostelijke VechtplassenNoord-Holland15,096 GBIF counts
- Meijendel & BerkheideZuid-Holland10,291 GBIF counts
- Voornes DuinZuid-Holland8,743 GBIF counts
- VeluwerandmerenFlevoland8,584 GBIF counts
- Duinen Den Helder-CallantsoogNoord-Holland6,053 GBIF counts
- Abtskolk & De PuttenNoord-Holland5,736 GBIF counts
- Kennemerland-ZuidNoord-Holland5,361 GBIF counts
- MarkiezaatNoord-Brabant5,019 GBIF counts
- Veerse MeerZeeland4,679 GBIF counts
- Duinen VlielandFriesland4,131 GBIF counts
- Duinen en Lage Land TexelNoord-Holland3,892 GBIF counts
- Duinen Goeree & Kwade HoekZuid-Holland3,475 GBIF counts
- Duinen SchiermonnikoogFriesland3,067 GBIF counts
- Schoorlse DuinenNoord-Holland2,705 GBIF counts
- VeluweGelderland2,667 GBIF counts
- Drentsche Aa-gebiedDrenthe1,503 GBIF counts
- Noordhollands DuinreservaatNoord-Holland1,272 GBIF counts
- Duinen TerschellingFriesland1,128 GBIF counts
- Leenderbos, Groote Heide & De PlateauxNoord-Brabant733 GBIF counts
- Yerseke en Kapelse MoerZeeland643 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.