Phenology
Year | Migration site | First | Migration site | Last | |||||
---|---|---|---|---|---|---|---|---|---|
1998 | ![]() |
VRS Castricum | 20 October | ![]() |
VRS Castricum | 20 October | |||
1988 | ![]() |
VRS Castricum | 30 September | ![]() |
VRS Castricum | 30 September | |||
1978 | ![]() |
VRS Castricum | 15 November | ![]() |
VRS Castricum | 15 November | |||
1976 | ![]() |
VRS Castricum | 30 October | ![]() |
VRS Castricum | 30 October | |||
1975 | ![]() |
VRS Castricum | 4 November | ![]() |
VRS Castricum | 4 November | |||
1971 | ![]() |
VRS Castricum | 15 October | ![]() |
VRS Castricum | 15 October |