Arctic Warbler
Phylloscopus borealis
Phylloscopus borealis
The only local record is of one watched for 30 minutes down to 10 yards at Sand Point on 17th August, 1965 [BBRC]
A warbler at SGW on 19th September, 1971 ‘appeared to be either an Arctic or a Greenish Warbler (the BBRC considered the evidence inconclusive)’ per the 1971 ABR