Where to see COSH
Tadorna tadorna · Monthly patterns and locations based on open observation data.
- locations with data
- 86
- 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
- ZouweboezemUtrecht1,109 GBIF counts
- Ilperveld, Varkensland, Oostzanerveld & TwiskeNoord-Holland1,081 GBIF counts
- BoschhuizerbergenLimburg880 GBIF counts
- Leenderbos, Groote Heide & De PlateauxNoord-Brabant733 GBIF counts
- Yerseke en Kapelse MoerZeeland643 GBIF counts
- Kop van SchouwenZeeland544 GBIF counts
- Markermeer & IJmeerNoord-Holland489 GBIF counts
- LepelaarplassenFlevoland294 GBIF counts
- Loonse en Drunense Duinen & LeemkuilenNoord-Brabant7,636 GBIF counts
- NaardermeerNoord-Holland655 GBIF counts
- Ketelmeer & VossemeerOverijssel323 GBIF counts
- LeudalLimburg490 GBIF counts
- DwingelderveldDrenthe171 GBIF counts
- Zwanenwater & PettemerduinenNoord-Holland238 GBIF counts
- Zwin & KievittepolderZeeland267 GBIF counts
- Oudeland van StrijenZuid-Holland552 GBIF counts
- ZuidlaardermeergebiedGroningen269 GBIF counts
- Boezems KinderdijkZuid-Holland172 GBIF counts
- De WiedenOverijssel130 GBIF counts
- MaasduinenLimburg108 GBIF counts
- Groote PeelNoord-Brabant93 GBIF counts
- Alde FeanenFriesland129 GBIF counts
- SneekermeergebiedFriesland143 GBIF counts
- LeekstermeergebiedDrenthe203 GBIF counts
- Zwarte MeerFlevoland203 GBIF counts
- Westduinpark & WapendalZuid-Holland155 GBIF counts
- FochteloërveenDrenthe93 GBIF counts
- MeinwegLimburg205 GBIF counts
- Solleveld & KapittelduinenZuid-Holland37 GBIF counts
- Landgoederen BrummenGelderland120 GBIF counts
- Strabrechtse Heide & BeuvenNoord-Brabant50 GBIF counts
- Vlijmens Ven, Moerputten & Bossche BroekNoord-Brabant102 GBIF counts
- Oude MaasZuid-Holland48 GBIF counts
- Kempenland-WestNoord-Brabant24 GBIF counts
- Manteling van WalcherenZeeland20 GBIF counts
- Groote WielenFriesland19 GBIF counts
- Polder WestzaanNoord-Holland29 GBIF counts
- ZoommeerZeeland16 GBIF counts
- Sarsven en De BanenLimburg54 GBIF counts
- Loevestein, Pompveld & Kornsche BoezemGelderland20 GBIF counts
- Eemmeer & Gooimeer ZuidoeverNoord-Holland31 GBIF counts
- Oudegaasterbrekken, Fluessen en omgevingFriesland26 GBIF counts
- Buurserzand & HaaksbergerveenOverijssel10 GBIF counts
- Rottige Meenthe & BrandemeerFriesland16 GBIF counts
- BargerveenDrenthe13 GBIF counts
- GrensmaasLimburg9 GBIF counts
- CoepelduynenZuid-Holland8 GBIF counts
- RoerdalLimburg7 GBIF counts
- Broekvelden, Vettenbroek & Polder SteinZuid-Holland10 GBIF counts
- Regte Heide & Riels LaagNoord-Brabant8 GBIF counts
- Uiterwaarden LekUtrecht12 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.