Siberian Stonechats subspecies maura or stejnegeri were noted at Strumble Head on 12th October 1986 (G.H. Rees et al.), at Skokholm from 11th to 15th October 1990 and 20th October 1992 (Donovan and Rees, 1994).
Another of the S. t. maura group was at Strumble Head on 6th October 1997 (C Benson, GH Rees).