Spring passage
2001 - 200+ at Whitesands Bay on 6 May
Autumn passage
Numbers passing Strumble Head in autumn vary considerably but can be high:
1998 - 680 passed between 16 July and 13 September with a peak of 370 on 5 August.
2013 - a remarkable 1498 passed Strumble on 18 August.
Winter
A handful of birds overwinter in Wales:
2011-12 - two birds overwintered on Skokholm