Black-headed Gull at Markermeer & IJmeer
Chroicocephalus ridibundus · Noord-Holland
- counts at this location
- 6,244
- best month
- March
- period
- 2005-2026
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
- WaddenzeeFriesland1,377,725 GBIF counts
- BiesboschNoord-Brabant740,065 GBIF counts
- OosterscheldeZeeland674,810 GBIF counts
- GrevelingenZeeland505,319 GBIF counts
- RijntakkenGelderland428,409 GBIF counts
- IJsselmeerFriesland294,663 GBIF counts
- Westerschelde & SaeftingheZeeland268,087 GBIF counts
- Drentsche Aa-gebiedDrenthe224,490 GBIF counts
- OostvaardersplassenFlevoland174,661 GBIF counts
- VoordeltaZeeland168,793 GBIF counts
- NoordzeekustzoneNoord-Holland166,983 GBIF counts
- ArkemheenGelderland142,380 GBIF counts
Other birds at this location
- Black CootFulica atra310,944 GBIF counts
- Tufted DuckAythya fuligula104,570 GBIF counts
- Domesticated GeeseAnser anser32,099 GBIF counts
- Green PloverVanellus vanellus23,541 GBIF counts
- Mute SwanCygnus olor14,800 GBIF counts
- COSTSturnus vulgaris9,659 GBIF counts
- GadwallMareca strepera4,920 GBIF counts
- Red-crested PochardNetta rufina3,954 GBIF counts
- Black ShagPhalacrocorax carbo3,468 GBIF counts
- MallardAnas platyrhynchos3,069 GBIF counts
- Crested GrebePodiceps cristatus3,004 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.