3 flying north-east
2023-04-19 09:18
Rutger Plaisier
Ridderkerk - Crezéepolder e.o. (ZH)
Accepted (with evidence)
GPS 51.8638, 4.6390
RDS 103462 430853
Accuracy 10m
Source Site
photo for observation

Telling 07:00-13:00. Prachtig op tijd opgepikt. Daarna zo goed als recht over. Bizar!


Date 2023-04-19 09:18
Number 2 adult breeding flying north-east
1 adult breeding flying north-east
Location Ridderkerk - Crezéepolder e.o. (ZH)
Observer Rutger Plaisier
Counting method unknown
Method unknown
External reference 0
Validated by Jacob Molenaar
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