Big Black-head at IJsselmeer
Aythya marila · Friesland
- counts at this location
- 383,235
- best month
- February
- period
- 1971-2026
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
- WaddenzeeFriesland75,383 GBIF counts
- GrevelingenZeeland1,104 GBIF counts
- LauwersmeerGroningen582 GBIF counts
- OostvaardersplassenFlevoland566 GBIF counts
- OosterscheldeZeeland1,162 GBIF counts
- VoordeltaZeeland9,412 GBIF counts
- Kennemerland-ZuidNoord-Holland212 GBIF counts
- NoordzeekustzoneNoord-Holland636 GBIF counts
- Markermeer & IJmeerNoord-Holland3,210 GBIF counts
- BiesboschNoord-Brabant298 GBIF counts
- VeluwerandmerenFlevoland227 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
- 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.