Scientific: Calonectris diomedea

Cymraeg: Aderyn-drycin Cory

1992
Telpyn Point: 1 on 29th February. The first county record on an unusually early date.

1993
There were 2 at Cefn Sidan on 1st August.

1997
One at Cefn Sidan on 5th August was the third county record.