Records
Pacific Diver - first for Western Palearctic
02 February 2007
News of an apparent Pacific Diver Gavia pacifica at Farnham Gravel Pits, near Knaresborough in Yorkshire, broke on 29 January 2007, although the bird had apparently been present for about two weeks by this stage.
Pacific Diver has, in the past, been considered a subspecies of Black-throated Diver, but the two species have been split by the American Ornithologists' Union. The two forms are known to coexist without hybridising in some areas.
For the time being, BUBO Listing will treat Pacific Diver as an acceptable provisional species for lists of all authorities. Should the record not be accepted by any at a later stage, relevant records will then be deleted from lists.
Ruddy Shelducks
02 February 2007
To counter a general point of confusion, Ruddy Shelducks should NOT be counted on any lists using the BOU authority, as BOU has this species only on Category B. There have been no records considered acceptable since 1946, so unless you were listing back then, take it off your list! You can always make a different list using a UK400 or Birdwatch Magazine authority if you’re desperate to count it.
American Robin in Yorkshire
02 February 2007
An American Robin found in Bingley in January 2007 (although probably present from several weeks earlier) represents the first Yorkshire record.
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