Big fish-duck at IJsselmeer
Mergus merganser · Friesland
- counts at this location
- 49,794
- best month
- January
- period
- 1972-2026
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
- 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
- Ketelmeer & VossemeerOverijssel7,135 GBIF counts
- Krammer-VolkerakZuid-Holland5,850 GBIF counts
- NoordzeekustzoneNoord-Holland5,323 GBIF counts
- GrevelingenZeeland4,509 GBIF counts
Other birds at this location
- Barnacle GooseBranta leucopsis1,613,944 GBIF counts
- Black ShagPhalacrocorax carbo653,807 GBIF counts
- Mute SwanCygnus olor595,516 GBIF counts
- Tufted DuckAythya fuligula443,097 GBIF counts
- Black CootFulica atra437,677 GBIF counts
- Big Black-headAythya marila383,235 GBIF counts
- COSTSturnus vulgaris358,629 GBIF counts
- Black-headed GullChroicocephalus ridibundus293,493 GBIF counts
- Northern ShovelerSpatula clypeata180,781 GBIF counts
- Eurasian WigeonMareca penelope178,900 GBIF counts
- Common CurlewNumenius arquata174,200 GBIF counts
- Domesticated GeeseAnser anser152,222 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.