Big fish-duck at Ketelmeer & Vossemeer
Mergus merganser · Overijssel
- counts at this location
- 7,135
- best month
- December
- period
- 1981-2026
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
- IJsselmeerFriesland49,794 GBIF counts
- BiesboschNoord-Brabant39,300 GBIF counts
- Kennemerland-ZuidNoord-Holland24,982 GBIF counts
- ArkemheenGelderland20,955 GBIF counts
- OostvaardersplassenFlevoland17,588 GBIF counts
- RijntakkenGelderland15,985 GBIF counts
- Noordhollands DuinreservaatNoord-Holland11,898 GBIF counts
- LauwersmeerGroningen9,314 GBIF counts
- Krammer-VolkerakZuid-Holland5,850 GBIF counts
- NoordzeekustzoneNoord-Holland5,323 GBIF counts
- GrevelingenZeeland4,509 GBIF counts
Other birds at this location
- Tufted DuckAythya fuligula61,135 GBIF counts
- Green PloverVanellus vanellus36,338 GBIF counts
- COSTSturnus vulgaris13,581 GBIF counts
- GadwallMareca strepera13,200 GBIF counts
- Black-headed GullChroicocephalus ridibundus12,936 GBIF counts
- Domesticated GeeseAnser anser12,482 GBIF counts
- Black CootFulica atra7,951 GBIF counts
- Black ShagPhalacrocorax carbo6,526 GBIF counts
- Mute SwanCygnus olor5,029 GBIF counts
- Barnacle GooseBranta leucopsis4,727 GBIF counts
- Greater White-fronted GooseAnser albifrons3,339 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.