The occurrence of migratory North American landbirds in Britain and Ireland is irregular and uncommon, but records have become more frequent in recent years. They occur mainly in autumn, and primarily involve those long-distance migrants which breed in eastern North America and winter in the West Indies and South America. Among studies of vagrancy have been those of Nisbet (1963a), Sharrock (1971)

...

Stay at the forefront of British birding by taking out a subscription to British Birds.

Subscribe Now