·
1963 3, on the 14th of August.
·
1964 –
1967 Recorded almost annually.
·
1968 3, on the 12th August.
·
1995 Two, near Rossie's
·
1996 Two on the 19th September; One
remaining to the 30th. Another single bird from 17th – 22nd
October.
·
1998 Two,
·
2006 3, on the 21st
– 22nd September, with one on the 23rd and another on 27th
– 29th.
An incredible 55 birds
have been recorded on the island on one date in the past (ARM per sae.)
although the above numbers are the norm.