Big fish-duck at Biesbosch
Mergus merganser · Noord-Brabant
- counts at this location
- 39,300
- best month
- January
- period
- 1985-2026
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
- 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
- Green PloverVanellus vanellus1,903,486 GBIF counts
- BTGOLimosa limosa1,864,438 GBIF counts
- GadwallMareca strepera1,824,827 GBIF counts
- Barnacle GooseBranta leucopsis1,696,745 GBIF counts
- Domesticated GeeseAnser anser1,683,897 GBIF counts
- Eurasian TealAnas crecca1,422,227 GBIF counts
- Eurasian WigeonMareca penelope1,029,883 GBIF counts
- Tufted DuckAythya fuligula943,771 GBIF counts
- Black-headed GullChroicocephalus ridibundus735,865 GBIF counts
- Black CootFulica atra596,613 GBIF counts
- Greater White-fronted GooseAnser albifrons587,106 GBIF counts
- COSTSturnus vulgaris581,639 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.