
Gadwall at Krammer-Volkerak
Mareca strepera · Zuid-Holland
- counts at this location
- 123,004
- best month
- August
- period
- 2003-2026
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-Brabant1,911,298 GBIF counts
- LauwersmeerGroningen269,269 GBIF counts
- OostvaardersplassenFlevoland242,651 GBIF counts
- OosterscheldeZeeland145,406 GBIF counts
- RijntakkenGelderland139,541 GBIF counts
- GrevelingenZeeland98,805 GBIF counts
- ArkemheenGelderland82,980 GBIF counts
- IJsselmeerFriesland77,870 GBIF counts
- WaddenzeeFriesland68,175 GBIF counts
- Hollands DiepNoord-Brabant67,583 GBIF counts
- VeluwerandmerenFlevoland54,169 GBIF counts
Other birds at this location
- Barnacle GooseBranta leucopsis411,634 GBIF counts
- Black CootFulica atra179,977 GBIF counts
- Mute SwanCygnus olor149,020 GBIF counts
- Domesticated GeeseAnser anser143,676 GBIF counts
- COSTSturnus vulgaris120,275 GBIF counts
- Tufted DuckAythya fuligula113,083 GBIF counts
- COSHTadorna tadorna63,745 GBIF counts
- Black-headed GullChroicocephalus ridibundus59,997 GBIF counts
- Black ShagPhalacrocorax carbo47,538 GBIF counts
- Green PloverVanellus vanellus42,986 GBIF counts
- MallardAnas platyrhynchos32,143 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 October 2026.