By Andy Stoddart, on behalf of BBRC and BOURC
Abstract This paper charts the emerging history of vagrancy to Britain by the Cackling Goose Branta hutchinsii. It discusses the species’ complex taxonomic history, summarises its currently understood identification criteria, documents the first acceptable British record and sets out BBRC’s approach to assessment for this species.
‘Richardson’s Cackling Goose’ Branta h. hutchinsii with Canada Goose B. canadensis, Long Island, New York, USA, 8th January 2005. Note the truly small size of the Cackling Goose compared with its companion. Lloyd Spitalnik
Volume:
Issue 11
Start Page:
677
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Subject:
