11th October

A day of seriously impressive numbers, with another big drop of Chiffchaffs on the ground, a strong push through of visible migrants overhead and the sea carpeted with huge flocks of feeding and passing birds. The Chiffchaff tally again reached around 300 at the Bill alone, where swirling flocks of grounded Linnets totalled into four figures and singles of Wryneck and Firecrest were amongst the decent variety of other new arrivals. Overhead passage was tapped into mainly over the Bill, where 2150 Linnets, 500 Swallows, 380 Meadow Pipits, 235 Goldfinches, 220 alba wagtails, 150 Siskins, 75 Redpolls, 60 Chaffinches and 23 Skylarks were amongst the departers. At times the sea was a swirling mass of birds, with huge numbers of auks - a minimum of 10000 off the Bill - going in all directions, a strong eastward passage of 1500 Kittiwakes and 850 Mediterranean Gulls, and large feeding aggregations of Gannets and gulls that attracted amongt others 12 Arctic Skuas, 7 Balearic Shearwaters and a Great Skua.

The Wryneck in the Obs Quarry Field © Cindy Howells:



So rewarding on the ringing front at the moment: another 233 ringed at the Bill today, with 97 Chiffchaffs and 80 Swallows making up the bulk of the total; 6 Redpolls, 2 Reed Buntings and a Firecrest the best of the less regulars with further interest in the form of a late Sedge Warbler

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— Portland Bird Observatory (@portlandbirdobs.bsky.social) October 11, 2025 at 7:00 PM